Chevrolet · 1983-1994
S-10 Blazer — First generation (1983–1994)
s-10 blazer
143 option rows 143 RPO codes 10 model years
100% Factory-verified
- ✓ Factory-verified · 143
- ● Confirmed · 0
- ◑ Single-source · 0
- ⚠ Disputed · 0
Applicable options
Documented RPO codes
Model year
| Code | Option | Years | Notes & factory source | Confidence |
|---|---|---|---|---|
| Engines | ||||
| L35 | Engine, 4.3L V6, CPI, enhanced | 1994 | ordered through the R8Y enhanced powertrain (the 1994 technical guide prints R8Y/L35); the merged second-generation doc writes Engine, 4.3 L V6, CPI GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.49. | Factory-verified |
| LB4 | Engine, 4.3L V6, electronic fuel injection | 1988–1989, 1991–1992, 1994 | the 1994 technical guide names its fuel system TBI; the 1993 kit has no code page, so 1993 is not claimed GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| LL2 | Engine, 2.8L V6, electronic fuel injection | 1986–1989 | standard on 4WD from 1988 GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. | Factory-verified |
| LN8 | Engine, 2.5L L4, electronic fuel injection | 1985–1988 | standard engine of the 2WD models; the 1989 book prints LN8 only in its weight tables GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. | Factory-verified |
| LQ2 | Engine, 2.0L L4, 2 barrel | 1983–1984 | not with YF5 California emissions GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| LR1 | Engine, 1.9L L4, 2 barrel | 1983 | California emissions only (YF5) in the 1983 power teams; the 1984 power team page runs the code into the cylinder count (LR114) and the 1984 option pages print LR1 only in cross-references, so 1984 is left out GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. | Factory-verified |
| LR2 | Engine, 2.8L V6, 2 barrel | 1983–1985 | requires N40 power steering GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. | Factory-verified |
| Transmissions | ||||
| M30 | Transmission, 4 speed automatic, electronic, 4L60-E | 1994 | with torque converter clutch; ordered through the R8Y enhanced powertrain; the merged second-generation doc writes Transmission, automatic, 4 speed, Hydra-Matic 4L60-E GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.49. | Factory-verified |
| MM4 | Transmission, manual, 4 speed | 1983–1987 | GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. | Factory-verified |
| MM5 | Transmission, manual, 5 speed, overdrive | 1983–1989, 1991–1992, 1994 | some kit pages print MMS GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1989 Chevrolet Blazer, p.20. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.49. | Factory-verified |
| MX0 | Transmission, 4 speed automatic, overdrive | 1983–1989, 1991–1992 | the kit pages print MXO; 1994 orders the automatic through R8Y (M30) GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1989 Chevrolet Blazer, p.12. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| MX1 | Transmission, 3 speed automatic | 1983, 1987 | only in: 2WD; the 1983 page offers it only with YF5 California emissions and the 1.9L engine GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. | Factory-verified |
| MY2 | Transmission, manual, 5 speed, overdrive | 1994 | the 1994 technical guide prints MANUAL 5-SPEED W/OVERDRIVE (MY2) beside the MM5 order code; it is the unit ordered as MM5 GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.49. | Factory-verified |
| NP1 | Transfer case, electronic shift | 1994 | only in: 4WD; instrument panel switch replaces the floor shift lever; the 1992 option page prints the code as Nº1, so 1992 is left out; the merged second-generation doc writes Transfer case, two speed, electric shift GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.53. | Factory-verified |
| Axles | ||||
| G80 | Axle, rear, locking differential | 1983–1987, 1989, 1991–1992, 1994 | requires an optional axle ratio; the kit pages also print G8O; the 1988 option page prints G3O, so 1988 is left out; the merged second-generation doc reads it from GM lists as Positraction, limited slip; the 1989-labelled kit runs the code into the name (G80Locking), so 1989 stays on the 1990 file page GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.22. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1990 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.53. | Factory-verified |
| GQ1 | Axle, rear, standard ratio | 1983–1989 | the power team charts print GQ1 in the standard ratio column of each team beside the optional ratio code; GM's RPO lists read GQ1 as the standard rear axle ratio GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.4. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.40. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.4. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| GT4 | Axle, rear, 3.73 ratio | 1983–1989 | 1989 from the kit filed as 1990 (weight table); the 1989-labelled kit prints this code as G14, so 1989 stays on the 1990 file page GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.4. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.40. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.4. GM Heritage factory kit — 1990 Chevrolet S 10 Blazer, p.13. | Factory-verified |
| GU4 | Axle, rear, 3.08 ratio | 1994 | GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.52. | Factory-verified |
| GU6 | Axle, rear, 3.42 ratio | 1983–1984, 1986–1989, 1994 | the 1985 power team pages print no GU6 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.4. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.40. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.4. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.52. | Factory-verified |
| H04 | Axle, rear, 4.11 ratio | 1983–1989 | the kit pages also print HO4 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.4. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.40. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.4. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| Packages & Trims | ||||
| ANL | Sales package, air deflector and fog lamps | 1991–1992, 1994 | only in: 2WD; the kits print it as air dam with fog lamps GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| R8Y | Powertrain package, enhanced | 1994 | L35 4.3L CPI V6, M30 4 speed electronic automatic and engine and transmission oil coolers GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| YC2 | Trim package, Tahoe | 1983–1989, 1991–1992, 1994 | the 1983–1989 kits print it as Tahoe/Sierra Classic equipment; 1994 trim-level chart column; the 1993 kit has no code page; the joint S-10 Blazer and S-15 Jimmy pages print Tahoe/Sierra Classic; the Chevrolet-only order guides (1984 p.22, 1985 p.32) print Tahoe GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.5. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.22. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.13. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.32. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.13. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1989 Chevrolet Blazer, p.19. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.52. | Factory-verified |
| YC3 | Trim package, Sport | 1983–1989, 1991–1992 | the kits print it as Sport/Gypsy equipment, with ZY7 sport two-tone paint; not in the 1994 trim levels; the merged second-generation doc reads YC3 from GM lists as decor level 3; the joint S-10 Blazer and S-15 Jimmy pages print Sport/Gypsy; the Chevrolet-only order guides (1984 p.21, 1985 p.30) print Sport GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.5. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.5. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.41. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.5. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| YC9 | Trim package, Tahoe LT | 1992, 1994 | 1992: 4-door models only GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.52. | Factory-verified |
| YH9 | High Country package | 1987–1989 | requires YC2 or YC3; AA3 glass, gold painted cast aluminum wheels, exterior black-out package, D44 mirrors and VE6 bumpers GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| Z71 | Chassis equipment, off-road package | 1984–1987 | only in: 4WD; QEB tires, ZK5 spare, special torsion bars and shocks, V76 tow hooks and NY7 shield; the 1983 and 1988 option pages print the code as 271 GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. | Factory-verified |
| ZM5 | Sales package, underbody shield | 1989, 1991–1992 | only in: 4WD; shields for fuel tank, transfer case, front differential and steering linkage; the 1994 page prints only ZMS, so 1994 is left out GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. | Factory-verified |
| ZM6 | Chassis package, off-road suspension | 1989, 1991–1992, 1994 | only in: 4WD; gas shocks, larger torsion bars, jounce bumpers and stabilizer bar; requires QEB tires GM Heritage factory kit — 1989 Chevrolet Blazer, p.19. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| ZM7 | Driver convenience package | 1989, 1991–1992 | Comfortilt steering and intermittent wipers GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. | Factory-verified |
| ZM8 | Sales package, combination electric tailgate release and rear window defogger | 1989, 1991–1992, 1994 | the kits name it the rear window convenience package GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| ZQ2 | Operating convenience package | 1984–1987, 1989, 1994 | power door locks (AU3) and power windows (A31); the 1983, 1988, 1991 and 1992 option lines print the code as Z02 or 202, so those years are left out; the merged second-generation doc reads ZQ2 from GM lists as a driver convenience package GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| ZQ3 | Sales package, combination cruise control and tilt steering wheel | 1994 | GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| Equipment | ||||
| 5P2 | Wheel, aluminum, special | 1992, 1994 | only in: 4WD; Tahoe LT GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.53. | Factory-verified |
| A31 | Window, power operated, side doors | 1983–1988 | included with ZQ2 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.33. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.46. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11. | Factory-verified |
| A78 | Seat backs, reclining, left-hand and right-hand | 1983–1989 | included with YC3; the merged second-generation doc writes Seat back adjuster, manual, driver and passenger, reclining GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.33. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. | Factory-verified |
| AA3 | Glass, deep tinted, with light tinted rear window | 1983–1989, 1991–1992, 1994 | not with AJ1; the merged second-generation doc writes Windows, deep tint quarter window and light tint rear window GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| AD3 | Sunroof, manual, non-removable glass | 1988–1989, 1991 | GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. GM Heritage factory kit — 1989 Chevrolet Blazer, p.19. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. | Factory-verified |
| AD5 | Window, sliding side | 1983, 1986–1989, 1991–1992, 1994 | the 1984 and 1985 option pages print the sliding side window with no legible code; 1994: 2-door only GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.46. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1989 Chevrolet Blazer, p.20. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| AJ1 | Glass, deep tinted | 1983–1987, 1989, 1991, 1994 | dark laminated glass on rear quarters and rear window; the 1989 option line prints AJI; the merged second-generation doc writes Windows, deep tint, all except windshield and doors GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.32. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| AM7 | Seat, rear, folding bench | 1983–1987, 1989, 1991–1992, 1994 | with armrests; AM7 or YG4 must be ordered on the 2-door models; standard on 4-door 4WD from 1991; the merged second-generation doc writes Seat, rear, folding GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| AU3 | Lock, side door, electric | 1983–1988 | included with ZQ2 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. | Factory-verified |
| AU6 | Tailgate window release, power | 1983–1987 | the 1988 option page prints AUG, so 1988 is left out GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| AX3 | Keyless entry, remote | 1994 | requires bucket seats, ZQ2 and ZM8 GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| B32 | Floor mats, color-keyed, front | 1985–1987, 1989, 1991–1992, 1994 | the 1983, 1984 and 1988 option pages print only 832, so those years are left out; not with BG9; the merged second-generation doc writes Floor mats, front GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.53. | Factory-verified |
| B33 | Floor mats, color-keyed, rear | 1983–1989, 1991–1992, 1994 | not with BG9 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.53. | Factory-verified |
| B74 | Moldings, wheel opening, black | 1984, 1987, 1989, 1991–1992, 1994 | included with YC3; the 1985, 1986 and 1988 option pages print only 874, so those years are left out; the 1983 page prints B7A GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.22. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.53. | Factory-verified |
| B84 | Moldings, body side and wheel opening | 1983–1989 | black plastic lower side and rear moldings with bright trim; included with YC2, YC3 and ZY8; the option pages also print 884; the merged second-generation doc writes Molding, body side, exterior GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.34. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. | Factory-verified |
| B93 | Guards, door edge | 1983–1985, 1987, 1989 | the 1986 and 1988 pages print only 893, so those years are left out GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| B96 | Moldings, wheel opening, bright | 1983–1989 | included with YC2; not with YC3; the option pages also print 896 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.35. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. | Factory-verified |
| BG9 | Floor covering, full floor, rubber, color-keyed | 1987–1989, 1991–1992, 1994 | replaces carpeting; with YC2 or YC3 only in 1987–1989; the merged second-generation doc writes Floor covering, rubber GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| C25 | Wiper and washer, rear window | 1989, 1991–1992, 1994 | the merged second-generation doc writes Wiper system, rear window, intermittent GM Heritage factory kit — 1989 Chevrolet Blazer, p.20. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| C49 | Defogger, rear window, electric | 1983–1988 | includes K81 generator when ordered without C60 or V10 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. | Factory-verified |
| C51 | Deflector, air | 1983–1987, 1989 | GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| C60 | Air conditioning | 1983–1989, 1991, 1994 | the 1983–1988 kits name it All-Weather air conditioning; requires N40 power steering; the merged second-generation doc reads it from GM lists as front, manual controls GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.53. | Factory-verified |
| CD4 | Wiper system, windshield, intermittent | 1984–1988 | GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.46. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11. | Factory-verified |
| D34 | Mirror, visor, right-hand | 1984–1989 | included with YC2 and YC3; the merged second-generation doc writes Mirror, inside, sunshade GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.12. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. | Factory-verified |
| D44 | Mirrors, outside, below eye line, painted | 1983–1989 | left-hand and right-hand; black from 1989; included with YH9; the merged second-generation doc writes Mirrors, outside, color GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. | Factory-verified |
| D45 | Mirrors, outside, below eye line, bright | 1983–1989 | left-hand and right-hand; not with YC3 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.32. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. | Factory-verified |
| D48 | Mirrors, outside, electric, remote control | 1991–1992, 1994 | single control on the instrument cluster; the merged second-generation doc writes Mirror, outside, electric, remote control GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| D55 | Console, front compartment floor | 1983–1987, 1989, 1991, 1994 | included with YC3; the 1988 page prints 055 and the 1992 page DSS, so those years are left out; 1994: seat separator console with bucket seats GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| D85 | Striping, body | 1986–1987 | with ZY1 solid paint and a stripe color; GM's later lists read D85 as a lower body side accent stripe GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| D90 | Striping, sunshine | 1987–1989 | four decal stripes along the full length of the vehicle; with ZY1 or ZY6 (ZY3 from 1989); the 1989 option line prints D9O GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. GM Heritage factory kit — 1989 Chevrolet Blazer, p.19. | Factory-verified |
| D96 | Body stripe, side, upper | 1989, 1991–1992 | included with ZY3; 1989 from the kit filed as 1990; the 1989-labelled kit runs the code into the name (D96Body), so 1989 stays on the 1990 file page GM Heritage factory kit — 1990 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| D98 | Striping, rally | 1986–1988 | with ZY1 solid paint and a stripe color; a different meaning from the 1992 D98 (body accent striping); the merged second-generation doc writes Stripe, accent GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. | Factory-verified |
| D98 | Stripe, accent | 1992 | the 1992 page prints it as body accent striping; a different meaning from the 1986–1988 D98 (rally striping) GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| DH6 | Mirrors, visor, lighted, left-hand and right-hand | 1992 | the 1991 page prints the code as 074, so 1991 is left out; the merged second-generation doc writes Mirror, inside, sunshade, illuminated, left-hand and right-hand GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. | Factory-verified |
| DK6 | Console, roof, interior | 1994 | the kit names it the overhead console; requires bucket seats and YC2 GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| E55 | Body equipment, end gate | 1984–1987, 1989, 1991–1992, 1994 | the kits print it as the tailgate body ordering code of the S10516 and T10516 (and from 1991 S10506 and T10506) models GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.29. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.13. GM Heritage factory kit — 1989 Chevrolet Blazer, p.12. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.15. | Factory-verified |
| F51 | Shock absorbers, front and rear, heavy duty | 1983–1989, 1991–1992, 1994 | not with Z71 or ZM6 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| F60 | Suspension, front, heavy duty | 1984–1989, 1991–1992, 1994 | only in: 4WD; includes F51; recommended for snowplow use; the 1991–1994 pages name it front springs (torsion bars), heavy duty GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. GM Heritage factory kit — 1989 Chevrolet Blazer, p.19. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| FE1 | Suspension system, soft ride | 1994 | Bilstein shocks, deletes the standard tow hooks, requires QFN tires; 4-door 4WD only GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| K05 | Heater, engine block | 1983–1989 | 600 watt, 120 volt; the 1989 option line prints KO5 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. | Factory-verified |
| K34 | Speed control, electronic | 1983–1989, 1991–1992 | resume and acceleration feature from 1991; the merged second-generation doc writes Cruise control, automatic, electronic GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| K46 | Air cleaner, pre-cleaner | 1985–1988 | only with the 2.8L V6 GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.7. | Factory-verified |
| K81 | Generator, 66 amp | 1983–1985 | included with C60, C49 or V10 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.11. | Factory-verified |
| KC4 | Cooling system, engine oil cooler | 1983–1989, 1991–1992 | the kits print it as the engine oil cooler; required with Z82 from 1991 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.12. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. | Factory-verified |
| N33 | Steering wheel, Comfortilt | 1983–1988 | the merged second-generation doc writes Steering column, tilt type GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. | Factory-verified |
| N40 | Steering, power | 1983–1988 | standard on 4WD in 1988; the merged second-generation doc writes Steering, power, non-variable ratio GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. | Factory-verified |
| N51 | Steering, power, not desired | 1983–1989 | not with Z82 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| N60 | Wheels, aluminum, painted | 1991–1992 | only in: 2WD; gray painted (1991), silver (1992); included with YC3; the merged second-generation doc writes Wheel, aluminum, painted GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| N79 | Wheel, spare, full size | 1985–1989 | cast aluminum spare with N90 wheels; from 1988 also a rally spare with ZJ7 on 2WD GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.46. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1989 Chevrolet Blazer, p.20. | Factory-verified |
| N90 | Wheels, aluminum, cast | 1983–1989, 1991–1992 | only in: 4WD; four 15 x 7 wheels; included with YC3 from 1991; the merged second-generation doc writes Wheel, 15 x 7, aluminum cast, 4.75 inch bolt circle GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.46. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1989 Chevrolet Blazer, p.20. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| NK2 | Fuel tank, approximately 20 gallon, left-hand frame mounted | 1983–1987 | replaces the standard fuel tank GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| NY7 | Shield, transfer case | 1983–1988 | only in: 4WD; included with Z71 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. | Factory-verified |
| P06 | Wheel trim rings | 1983–1984, 1986–1989, 1991–1992 | included with Z71, ZM6 and YC2; the option pages also print PO6; 1985 and 1994 print the option line as POB; the merged second-generation doc reads P06 from GM lists as wheel trim discs GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.46. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1989 Chevrolet Blazer, p.20. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. | Factory-verified |
| P16 | Carrier, spare tire, outside | 1986–1987, 1991–1992, 1994 | includes an exterior cover; not with P17; the merged second-generation doc writes Carrier, rear mounted, spare tire GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| P17 | Cover, spare tire | 1983–1989 | included with YC2 and YC3; not with P16 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. | Factory-verified |
| PNV | Carrier, outside spare tire, not desired | 1988–1989, 1992, 1994 | retains the inside spare; the merged second-generation doc writes Carrier, inside, spare tire GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| RYJ | Cargo area covering, retractable | 1994 | the kit names it a cargo area security shade; 4-door only, requires P16 GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| TT4 | Headlamps, halogen | 1983–1987, 1989 | some option pages print TTA GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. | Factory-verified |
| U16 | Tachometer, engine | 1984–1987 | includes Z53 without YC2 or YC3 GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.34. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.18. | Factory-verified |
| U1C | Radio, AM/FM stereo, seek/scan, compact disc, clock, ETR | 1992, 1994 | premium front and rear speakers; the 1994 pages print UIC GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| U26 | Lamp, engine compartment | 1983–1989 | GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| U52 | Instrumentation, electronic | 1989, 1991, 1994 | electronic readout voltmeter, temperature, oil pressure, fuel, speedometer and tachometer; the 1992 page prints only US2, so 1992 is left out GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| U63 | Radio, AM | 1983–1987 | GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. | Factory-verified |
| U66 | Speakers, premium dual rear | 1983–1988 | included with UM6 and UX1 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. | Factory-verified |
| U69 | Radio, AM/FM | 1983–1987 | GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. | Factory-verified |
| UA1 | Battery, heavy duty | 1983–1987, 1989, 1994 | 515 cold cranking amps to 1987, 630 in 1989, 600 in 1994; included with V10; the kit pages also print UAI; the 1988, 1991 and 1992 pages print UAT, so those years are left out; the merged second-generation doc writes Battery, high capacity, wet GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.53. | Factory-verified |
| UE8 | Clock, electronic digital | 1984 | with UU9 or U69; the 1983 page prints UEB, so 1983 is left out GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. | Factory-verified |
| UL1 | Radio, AM/FM stereo, clock, ETR | 1985 | GM's later lists use UL1 for a European frequency radio GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. | Factory-verified |
| UL5 | Radio, delete | 1991–1992, 1994 | GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| UL7 | Radio, AM/FM, clock | 1985 | GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.33. | Factory-verified |
| UM6 | Radio, AM/FM stereo, seek/scan, stereo cassette, clock, ETR | 1984–1989, 1991–1992, 1994 | includes U66 to 1988; the 1983 option line prints UMG, so 1983 is left out; the merged second-generation doc writes auto reverse cassette GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| UM7 | Radio, AM/FM stereo, seek/scan, clock, ETR | 1986–1988, 1991–1992, 1994 | GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| UU7 | Radio, AM/FM stereo, stereo cassette, clock, ETR | 1984 | the 1983 page prints UU7 only in a cross-reference GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. | Factory-verified |
| UU9 | Radio, AM/FM stereo, ETR | 1984–1987, 1989 | the 1983 page prints UUS beside the AM/FM stereo line GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| UX1 | Radio, AM stereo/FM stereo, seek/scan, stereo cassette with search and repeat, graphic equalizer, clock, ETR | 1985–1989, 1991–1992, 1994 | includes U66 to 1988; some pages print UXI GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| V01 | Radiator, heavy duty | 1983–1989, 1991–1992 | included with C60; not with V02; the kit pages also print VO1 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.12. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. | Factory-verified |
| V02 | Radiator and transmission oil cooler, heavy duty | 1983–1989, 1991–1992 | automatic transmission only; the kit pages also print VO2 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. | Factory-verified |
| V10 | Package, cold climate | 1983–1989, 1991–1992, 1994 | UA1 battery and special insulation (engine block heater from 1991); the merged second-generation doc reads it from GM lists as cold climate provisions GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.22. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| V28 | Bumper guards, front, black | 1983–1988 | GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.7. | Factory-verified |
| V54 | Luggage carrier, roof, painted black | 1985–1989, 1994 | the merged second-generation doc writes Luggage carrier, roof, painted GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| V55 | Luggage carrier, roof, bright | 1983–1989 | the 1983–1984 pages list one luggage carrier; not with YC3 or YH9 from 1986 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.32. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1989 Chevrolet Blazer, p.16. | Factory-verified |
| V76 | Tow hooks, front | 1983–1989 | only in: 4WD; included with Z71 and ZM6; the merged second-generation doc writes Hook, tow GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1989 Chevrolet Blazer, p.19. | Factory-verified |
| VE6 | Bumpers, front and rear, color-keyed, with rub strips | 1983–1987, 1989 | with ZY6, ZY7 or ZY8 two-tone paint; included with YC3; the 1988 option line prints VEG, so 1988 is left out GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.22. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.32. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.7. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.16. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| VR2 | Trailer hitch, dead weight | 1983–1989 | 2,000 lb capacity; included with Z72; not with Z82 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.22. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11. GM Heritage factory kit — 1989 Chevrolet Blazer, p.19. | Factory-verified |
| YG4 | Seat, rear, not desired | 1983–1987, 1989, 1991–1992, 1994 | not with AM7; the merged second-generation doc writes Optional seats not desired GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.23. | Factory-verified |
| Z53 | Gages, voltmeter, temperature, oil pressure and trip odometer | 1985–1987 | included with YC2, YC3 and U16; most option pages print 253 GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.34. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.43. | Factory-verified |
| Z72 | Trailering package, light duty | 1986, 1991–1992, 1994 | 5-lead wiring harness and VR2 dead weight hitch; most option pages print 272 GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.23. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.20. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| Z82 | Trailering special equipment, heavy duty | 1984–1987, 1991, 1994 | 7-lead wiring harness, weight distributing hitch platform and heavy duty flasher; most option pages print 282; the merged second-generation doc reads it from GM lists with a receiver type hitch GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.22. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.21. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.23. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.45. | Factory-verified |
| ZJ7 | Wheels, rally | 1985–1987, 1992 | only in: 2WD; 15 x 6.5 (15 x 7 in 1992) painted wheels with P06 trim rings; included with YC2; the 1983–1984 pages name ZJ7 styled wheels in cross-references only GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.33. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.12. | Factory-verified |
| ZK4 | Spare tire, full size, highway | 1983–1989 | replaces the compact spare GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. | Factory-verified |
| ZK5 | Spare tire, full size, on-off road | 1983–1989 | replaces the compact spare; included with Z71 GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.31. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.12. GM Heritage factory kit — 1989 Chevrolet Blazer, p.18. | Factory-verified |
| ZM4 | Luggage carrier, black, with rear window air deflector | 1991–1992 | GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.18. | Factory-verified |
| Paint | ||||
| ZY1 | Color combination, solid | 1984–1989, 1992, 1994 | 1991 prints 2Y1, so 1991 is left out GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.5. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.13. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.5. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| ZY2 | Color combination, custom two-tone | 1989 | includes B84 moldings; the 1989 option page prints Custom Two-Tone; the paint pages of the same book print Conventional two-tone (ZY2) GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. | Factory-verified |
| ZY3 | Color combination, special two-tone | 1989, 1991–1992, 1994 | with D96 or D90 striping GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| ZY4 | Color combination, deluxe two-tone | 1989, 1991–1992 | includes B84 moldings; requires YC2 from 1991 GM Heritage factory kit — 1989 Chevrolet Blazer, p.17. GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18. GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. | Factory-verified |
| ZY6 | Color combination, custom two-tone | 1988 | dual-tone body striping; the 1985–1987 kits print ZY6 only in cross-references and stripe chart headings GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. | Factory-verified |
| ZY7 | Color combination, sport two-tone | 1984–1988 | included with YC3; the merged second-generation doc reads ZY7 from GM lists as a lower accent two tone GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.5. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.13. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. | Factory-verified |
| ZY8 | Color combination, special two-tone | 1988 | middle area painted the second color; the 1983–1987 kits print ZY8 only in cross-references GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. | Factory-verified |
| ZY8 | Color combination, custom two-tone | 1992, 1994 | Tahoe LT; with striping GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| Internal / Process | ||||
| B3W internal | Price information, preliminary | 1983–1984, 1986, 1988 | the 1985 and 1987 pages print only 83W, so those years are left out GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9. | Factory-verified |
| FE9 internal | Certification, emission, federal | 1994 | GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| NA5 internal | Emission system, standard | 1983, 1985–1989 | some pages print NAS GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.14. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.8. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| NA6 internal | Emission system, high altitude | 1987, 1989 | the 1983–1988 option lines print NAG except 1987 GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. | Factory-verified |
| NB8 internal | Emission override, California system | 1994 | GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| NC7 internal | Emission override, federal system | 1994 | GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| NG1 internal | Certification, emission, New York State | 1994 | the merged second-generation doc writes geographically restricted registration GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| R8S internal | Acknowledgements, multiple order numbers | 1994 | GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
| R8T internal | Invoice, preliminary | 1994 | GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.9. | Factory-verified |
| YF5 internal | Emission system, California | 1983, 1986–1987, 1989, 1994 | 1984, 1985 and 1988 print the code only in power team headings and cross-references; the merged second-generation doc writes Certification, emission, California GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.6. GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.42. GM Heritage factory kit — 1989 Chevrolet Blazer, p.15. GM Heritage factory kit — 1994 Chevrolet S 10 Blazer, p.21. | Factory-verified |
Source document: chevrolet/blazer-s10-gen1.md. Rows marked — record an option the factory offered whose RPO code is not documented in the consulted sources.