Chevrolet · 1995-1999
Monte Carlo — fifth generation, W-body (1995–1999)
monte carlo · monte carlo ls · monte carlo z34
199 option rows 199 RPO codes 5 model years
100% Factory-verified
- ✓ Factory-verified · 199
- ● Confirmed · 0
- ◑ Single-source · 0
- ⚠ Disputed · 0
Applicable options
Documented RPO codes
Model year
| Code | Option | Years | Notes & factory source | Confidence |
|---|---|---|---|---|
| Engines | ||||
| L36 | Engine, gas, 6 cylinder, 3.8 liter, multiport fuel injection, high output, V6 (ERV6 series) | 1998–1999 | Order guides of 1998 and 1999 do not show it; NICB 1999 shows a 3.8 L engine for the Monte Carlo. | Factory-verified |
| L82 | Engine, gas, 6 cylinder, 3.1 liter, multiport fuel injection, high output, V6 | 1995–1999 | Base engine. The 1995 order guide words it 3.1 liter SFI V6; GM's lists add high output. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.8. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| LQ1 | Engine, gas, 6 cylinder, 3.4 liter, multiport fuel injection, V6 | 1995–1997 | Z34 engine; the weight sheets word it 3.4 L MFI, the 1995 order guide 3.4 liter SFI V6 DOHC. Not on the 1998 or 1999 lists. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.15. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| Transmissions | ||||
| M13 | Transmission, automatic, 4 speed, 4T60-E, electronic | 1995–1999 | The 1998 and 1999 lists add HMD (Transmission, Automatic 4-Speed HMD). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.52. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.38. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.52. | Factory-verified |
| M15 | Transmission, automatic, 4 speed, 4T65-E, enhanced electronic | 1998–1999 | The 1998 and 1999 lists add HMD (Transmission, Automatic 4-Speed HMD). | Factory-verified |
| MX0 | Merchandised transmission, automatic, provisions, overdrive | 1995, 1997, 1999 | The 1995 and 1997 order guides print MXO (letter O); the zero form is the code. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| Axles | ||||
| FR9 | Ratio, transaxle final drive, 3.29 | 1998–1999 | Factory-verified | |
| Packages & Trims | ||||
| 1SA | Preferred equipment group, base | 1999 | 1999 base group on both the LS and the Z34. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 1SB | Preferred equipment group 1 | 1999 | only in: LS; 1999 guide. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 1SG | Preferred equipment group, base | 1995, 1998 | Base group on the 1995 Z34 and the 1998 LS. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.15. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.9. | Factory-verified |
| 1SH | Preferred equipment group 1 | 1998 | only in: LS; 1998 guide. The 1995 LS page prints 1SH next to 1SF without a name, so 1995 is left out. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.9. | Factory-verified |
| 1SJ | Preferred equipment group, base | 1998 | only in: Z34; 1998 guide. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.11. | Factory-verified |
| Equipment | ||||
| 15P | Wheel color, silver metallic | 1998–1999 | List marks (91). | Factory-verified |
| 16P | Wheel color, bright white | 1998–1999 | List marks (96). | Factory-verified |
| 6A3 | Covering, floor mats, heavy duty, front and rear | 1999 | Special equipment option (SEO) in the list. | Factory-verified |
| 6A4 | Single key cylinder system, no specific code | 1999 | Special equipment option (SEO) in the list. | Factory-verified |
| 6C7 | Passenger dome lamp, auxiliary | 1999 | Special equipment option (SEO) in the list. | Factory-verified |
| 6C8 | Cable, RG58 coax radio antenna, auxiliary | 1999 | Special equipment option (SEO) in the list. | Factory-verified |
| 6E2 | Cylinder unit, single key system, coded 37D2 | 1999 | Special equipment option (SEO) in the list. | Factory-verified |
| 6F5 | Wiring provisions, roof | 1999 | Special equipment option (SEO) in the list. | Factory-verified |
| 6Y1 | Ornamentation, exterior molding, front door body side, non-installed | 1999 | Special equipment option (SEO) in the list. | Factory-verified |
| 7Y6 | Switch, dome lamp door jamb, inoperative | 1999 | Special equipment option (SEO) in the list. | Factory-verified |
| A31 | Window, power operated, side | 1998–1999 | Factory-verified | |
| A75 | Seat cushion, back, front, heavy duty | 1998–1999 | The 1999 list reads "Seat Cushion, Heavy Duty Front and Rear"; the 1998 list and the corpus majority read "Seat Cushion, Back Front Heavy Duty". | Factory-verified |
| A90 | Lock control, rear compartment lid, remote control electric release | 1995–1999 | GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.72. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| AG1 | Adjuster, driver seat, power, 6 way | 1995–1999 | The 1998 list words it "Multi-Directional Driver"; 1999 and the weight sheets read 6-way. Seat adjuster, power, driver only. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.72. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| AK5 | Restraint system, front seat, inflatable, driver and passenger | 1998–1999 | Factory-verified | |
| AM6 | Seat, front, split bench | 1995, 1997–1999 | GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| AM9 | Seat, rear, split folding | 1995–1999 | Rear folding seat reading from the 1998 list and the 1995-1997 weight sheets; the 1999 list prints AM9 with the wording of AR9 (European-style front bucket seats), a copy error. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.72. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| AN2 | Seat, child, integral | 1998 | Factory-verified | |
| AN4 | Restraint provisions, child | 1998–1999 | Factory-verified | |
| AP9 | Convenience net | 1998–1999 | Factory-verified | |
| AQ9 | Seat, front bucket, passenger and driver, reclining | 1996–1999 | Weight sheets word it front bucket seat with recliner. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| AR9 | Seat, front bucket, deluxe | 1995–1999 | Deluxe front bucket seat per the 1998 list and GM's other lists; the 1999 list and every weight sheet word it European-style reclining front bucket seats, passenger and driver. Order guides sell it as the bucket seats with console. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| AU0 | Lock control, remote entry | 1998–1999 | Factory-verified | |
| AU7 | Key, common fleet | 1998–1999 | Factory-verified | |
| B34 | Covering, front floor mats, carpeted inserts | 1998–1999 | Factory-verified | |
| B35 | Covering, rear floor mats, carpeted inserts | 1998–1999 | Factory-verified | |
| B36 | Covering, floor mat, luggage compartment | 1998 | Factory-verified | |
| B42 | Covering, floor mat, fitted, luggage compartment | 1998–1999 | Factory-verified | |
| BF9 | Covering, front floor mats, delete | 1996–1999 | Weight sheets print "Cover-Flr. Mat Delete"; the 1995 sheet prints the code as BFg and is not cited. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.53. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.54. | Factory-verified |
| BNB | Ornamentation, exterior, unpainted | 1998–1999 | Factory-verified | |
| BV2 | Ornamentation, exterior, rear compartment lid | 1998–1999 | The 1998 list abbreviates it "Compt Lid"; the 1999 list prints "Ornatmentation". | Factory-verified |
| C49 | Defogger, rear window, electric | 1995–1999 | GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| C53 | HVAC system, air conditioner, front, dual temperature control | 1999 | The 1999 weight sheet prints "HVAC Sys, A/C Front (Dual Temp Control)"; not on the 1999 list. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.54. | Factory-verified |
| C60 | HVAC system, air conditioner, front, manual controls | 1998–1999 | Factory-verified | |
| CF5 | Roof, sun glass, sliding, electric | 1998–1999 | Sunroof; order guides list it for the LS and the Z34. | Factory-verified |
| CJ3 | HVAC system, air conditioner, front, manual temperature control, auxiliary temperature control | 1998–1999 | The 1999 list adds "Manual" before the auxiliary control; the 1998 order guide shows CJ3 on the LS. | Factory-verified |
| D06 | Console, front compartment floor, armrest | 1998 | Factory-verified | |
| D35 | Mirror, outside, left-hand remote control, right-hand direct control, color | 1998–1999 | The 1998 list abbreviates it "LH". | Factory-verified |
| D55 | Console, front compartment, floor | 1995–1999 | GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.72. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| D64 | Mirror, inside, front vanity, right-hand sunshade, illuminated | 1998–1999 | Factory-verified | |
| D81 | Spoiler, rear, aero wing | 1998–1999 | Spoiler, rear aero wing; order guides. | Factory-verified |
| DC4 | Mirror, inside rearview, tilt, dual reading lamps | 1998–1999 | Factory-verified | |
| DG7 | Mirror, outside, left-hand and right-hand, remote control electric, color | 1995–1999 | GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.72. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| F41 | Suspension system, front and rear, firm ride handling | 1995–1999 | The weight sheets word it "Suspension System Fr/RR, Firm Ride Hdlg". GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.72. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| FE1 | Suspension system, soft ride | 1998–1999 | Factory-verified | |
| J41 | Brake system, power, front disc, rear drum, cast iron | 1998–1999 | Factory-verified | |
| JL9 | Brake system, power front and rear disc, antilock front and rear wheel | 1998–1999 | The 1999 list ends the line with a stray "Trim Interior Design" fragment. | Factory-verified |
| JM4 | Brake system, power front disc, rear drum, cast iron, antilock front and rear wheel | 1998–1999 | The 1999 list words it "Power Front Disc, Cast Iron Rear Drum Antilock Front and Rear Wheel". | Factory-verified |
| K05 | Heater, engine block | 1995–1999 | The 1998 order guide for the Z34 prints it KO5 (letter O); the codes elsewhere read K05. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| K20 | Module, electronic control | 1998–1999 | Factory-verified | |
| K29 | Module, powertrain control | 1998–1999 | Factory-verified | |
| K34 | Cruise control, automatic, electronic | 1995–1999 | only in: LS (standard with the Z34 group); order guides. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| K60 | Generator, 100 ampere | 1998–1999 | The 1998 list words it "100-Amp". | Factory-verified |
| K68 | Generator, 105 ampere | 1998–1999 | The 1998 list words it "105-Amp". | Factory-verified |
| KC4 | Cooling system, engine oil | 1996, 1998–1999 | The 1995 and 1997 weight sheets print the code as KCA, so those years are left out. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. | Factory-verified |
| KD1 | Cooling system, transmission oil | 1995–1999 | GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.72. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| KG9 | Generator, 140 ampere | 1998–1999 | The 1998 list words it "140 Amp". | Factory-verified |
| N05 | Lock control, fuel filler cap | 1998–1999 | Factory-verified | |
| N36 | Steering wheel, 4 spokes, sport | 1998–1999 | Factory-verified | |
| N81 | Tire, full size spare | 1995–1999 | Full size spare tire; weight sheets list it. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| NC5 | Exhaust system, dual vertical tailpipes, chrome | 1995–1999 | The 1998 and 1999 lists add "Chrome"; the weight sheets word it "Exhaust-Dual Vert Tail Pipes". GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.72. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.78. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.92. | Factory-verified |
| NM8 | Leaded fuel system compatible | 1998–1999 | Factory-verified | |
| NP5 | Steering wheel, leather-wrapped | 1998–1999 | Factory-verified | |
| NW0 | Wheel, 16 x 6.5, cast aluminum | 1998–1999 | Factory-verified | |
| P01 | Trim discs, wheel, variation 1 | 1998–1999 | Factory-verified | |
| P08 | Cover, wheel, super deluxe | 1998–1999 | Factory-verified | |
| PB1 | Cover, wheel, 15 inch | 1998–1999 | Factory-verified | |
| PG1 | Wheel, 15 x 6, steel | 1998–1999 | Factory-verified | |
| PY0 | Wheel, 16 x 6.5, aluminum | 1995–1999 | The kits and the order guides print PYO (letter O); GM's lists print PY0. 16 inch aluminum wheel; requires QNX tires. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| QIN | Tire, all, P205/70R15-95S BW R/PE ST TL AL2 | 1998–1999 | Factory-verified | |
| QNJ | Tire, all, P215/65R15-95H BW R/PE ST TL AL3 | 1998–1999 | Factory-verified | |
| QNX | Tire, all, P225/60R16/N BL R/PE ST TL AL2 | 1996–1999 | Tire P225/60R16 for the 16 inch wheels; the 1995 sheets print the code as ONX (letter O for Q), so 1995 is left out. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| QVG | Tire, all, P225/60R16-97H BL R/PE ST TL AL3 | 1996–1999 | The 1999 list prints R/Pe; the 1995 weight sheet prints the code as OVG, so 1995 is left out. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| U19 | Speedometer, instrument cluster, kilometers and miles, kilometer odometer | 1998–1999 | Factory-verified | |
| U62 | Speaker system, 4, dual coaxial front, dual coaxial package shelf | 1995–1999 | The 1998 list words it "Speaker System 4, Dual Coax Front, Dual Coax Package shelf". GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| UA1 | Battery, high capacity, wet | 1995–1999 | GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| UB3 | Instrument cluster, oil, coolant temperature, volts, trip odometer, tachometer | 1998–1999 | Factory-verified | |
| UD4 | Alarm, 120 kilometer per hour vehicle speed | 1998 | Factory-verified | |
| UH6 | Instrument cluster, oil, coolant temperature, volts, indicators | 1998–1999 | Factory-verified | |
| UK3 | Control, steering wheel, accessory | 1995, 1998–1999 | The 1998 list words it "Electronic System Steering Wheel, Accessory Controls"; the order guides word it steering wheel radio controls (leather-wrapped wheel), requiring a radio (UL0 or UN0 in 1995; 1SH in 1998 and 1SB in 1999). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. | Factory-verified |
| UL0 | Radio, AM/FM stereo, seek/scan, automatic reverse music search cassette, automatic tone, clock, ETR | 1995–1999 | The 1998 list and the order guides print the code as ULO (letter O); GM's other lists print UL0. Order guides sell it with cassette and steering-wheel controls (UK3). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| UL2 | European frequencies | 1999 | Factory-verified | |
| UL5 | Radio, delete | 1995–1999 | Weight sheets list it with the other radios. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.55. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.55. | Factory-verified |
| UM6 | Radio, AM/FM stereo, seek/scan, cassette, clock | 1995–1997 | Weight sheets print "AM/FM Stereo, S&S, Cass, CL"; the clock reading follows GM's other lists for UM6. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| UM7 | Radio, AM/FM stereo, seek/scan, clock, ETR | 1998–1999 | Factory-verified | |
| UN0 | Radio, AM/FM stereo, seek/scan, compact disc, automatic tone, clock, ETR | 1995–1999 | The kits and the 1998 order guide print UNO (letter O); GM's lists print UN0. Radio with compact disc player. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| US6 | Antenna, fixed, painted, radio | 1998–1999 | Factory-verified | |
| UV8 | Telephone, cellular provisions | 1995–1997 | The 1995 order guide words it cellular provisions; the 1995-1997 weight sheets word it telephone provision. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| UX7 | Speaker system, 4, dual front door-mounted, dual extended range package shelf | 1998–1999 | Factory-verified | |
| V08 | Cooling system, heavy duty | 1995, 1997–1999 | The weight sheets word it "Radiator, Heavy Duty". GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| V2C | Wheel color, aluminum | 1998–1999 | Siblings add "machined finish". | Factory-verified |
| VB7 | Bumper, front and rear, sport | 1995–1997 | Weight sheets print "Bumper Frt & RR Sport". GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| VK3 | License plate mounting package, front | 1995–1999 | Order guides: bracket, license plate, front. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| WG1 | Seat, power, driver side only | 1995, 1998–1999 | Listed as additional seats; order-guide option on LS and Z34 (LS 1998 p.9, Z34 1998 p.11). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.9. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.12. | Factory-verified |
| WX7 | Wiring provisions | 1998–1999 | Factory-verified | |
| Z5X | Mirror provisions, Arabic language | 1998 | Factory-verified | |
| Paint | ||||
| 01U | Primary color, exterior, Special | 1998–1999 | List marks (95). | Factory-verified |
| 03U | Primary color, exterior, Granite Metallic | 1997 | 1997 order guide. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 11U | Primary color, exterior, Pewter Metallic | 1998–1999 | List marks (99). The 1998 and 1999 order guides word it Light Pewter Metallic. | Factory-verified |
| 16U | Primary color, exterior, Bright White | 1995, 1997–1999 | List marks (96). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 19U | Primary color, exterior, Sherwood Green Metallic | 1995 | 1995 order guide. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. | Factory-verified |
| 27U | Primary color, exterior, Regal Blue | 1998–1999 | List marks (98). The 1999 order guide words it Regal Medium Blue Metallic. | Factory-verified |
| 28U | Primary color, exterior, Navy Blue Metallic | 1998–1999 | List marks (98). | Factory-verified |
| 30U | Primary color, exterior, Medium Adriatic Blue Metallic | 1995, 1997 | Order guides 1995 and 1997. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 33U | Primary color, exterior, Light Driftwood Metallic | 1998–1999 | List marks (95). The order guides word it Light Driftwood Metallic. | Factory-verified |
| 41U | Primary color, exterior, Black | 1995, 1997–1999 | List marks (94). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 47U | Primary color, exterior, Medium Lichen Green Metallic | 1997 | 1997 order guide. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 51U | Primary color, exterior, Toreador Red Metallic | 1997–1999 | List marks (96). The 1997 and 1998 order guides name it Dark Carmine Red Metallic. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.10. | Factory-verified |
| 52U | Primary color, exterior, Auburn Nightmist Metallic | 1999 | List marks (99). | Factory-verified |
| 56U | Primary color, exterior, Jasper Green | 1997–1999 | The 1998 list reads Jasper Green (97); the order guides of 1997, 1998 and 1999 name it Dark Jade Green Metallic. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.10. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.13. | Factory-verified |
| 60U | Primary color, exterior, Gold Metallic | 1998 | List marks (98). | Factory-verified |
| 70U | Primary color, exterior, Torch Red | 1995, 1997–1999 | List marks (95). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 72U | Primary color, exterior, Medium Garnet Red Metallic | 1995 | 1995 order guide. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. | Factory-verified |
| 89U | Primary color, exterior, Dark Mulberry Metallic | 1997–1998 | List marks (97). The 1997 order guide names it Deep Purple Metallic (the 1999 brochure page says 52U replaces it). GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| Interior Trim | ||||
| 122 | Trim combination, leather, Graphite | 1995, 1997–1999 | List marks (2) (94). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 12D | Trim combination, cloth, Graphite | 1995, 1997–1999 | List marks (D) (94). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.16. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.14. | Factory-verified |
| 12I | Interior trim, Graphite | 1998–1999 | List marks (92). | Factory-verified |
| 14D | Trim combination, cloth, Medium Gray | 1995, 1997 | Order guides 1995 and 1997 (the list prints no 14D). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 30D | Trim combination, cloth, Medium Dark Adriatic Blue | 1995, 1997–1999 | List marks (D) (94). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 30E | Trim combination, cloth, Medium Dark Adriatic Blue | 1998–1999 | List marks (E) (94). | Factory-verified |
| 30G | Trim combination, cloth, Medium Dark Adriatic Blue | 1998–1999 | List marks (G) (94). | Factory-verified |
| 30I | Interior trim, Medium Dark Adriatic Blue | 1998–1999 | List marks (I) (94). | Factory-verified |
| 30N | Trim combination, vinyl, Medium Dark Adriatic Blue | 1998–1999 | List marks (N) (94). | Factory-verified |
| 522 | Trim combination, leather, Light Neutral | 1997–1999 | List marks (2) (96). GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 523 | Trim combination, leather, Light Neutral | 1999 | List marks (3) (96). | Factory-verified |
| 52D | Trim combination, cloth, Light Neutral | 1997–1999 | List marks (D) (96). GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.12. | Factory-verified |
| 52E | Trim combination, cloth, Light Neutral | 1998–1999 | List marks (E) (96). | Factory-verified |
| 52G | Trim combination, cloth, Light Neutral | 1998–1999 | List marks (G) (92). | Factory-verified |
| 52I | Interior trim, Light Neutral | 1998–1999 | List marks (I) (92). | Factory-verified |
| 52N | Trim combination, vinyl, Light Neutral | 1998–1999 | List marks (N) (96). | Factory-verified |
| 642 | Trim combination, leather, Medium Beige | 1995 | 1995 order guide. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. | Factory-verified |
| 64D | Trim combination, cloth, Medium Beige | 1995 | 1995 order guide. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.14. | Factory-verified |
| 67B | Trim combination, cloth, Oak | 1998 | List marks (B) (98). | Factory-verified |
| 67I | Interior trim, Oak | 1998 | List marks (98). | Factory-verified |
| 92D | Trim combination, cloth, Pewter | 1998–1999 | List marks (D) (97). | Factory-verified |
| 92I | Interior trim, Pewter | 1998–1999 | List marks (97). | Factory-verified |
| ILE | Trim, interior design | 1999 | Factory-verified | |
| ILG | Trim, interior design | 1999 | Factory-verified | |
| ILN | Trim, interior design | 1999 | Factory-verified | |
| IP2 | Trim, interior design | 1999 | Factory-verified | |
| IP4 | Trim, interior design | 1999 | Factory-verified | |
| IPC | Trim, interior design, cloth, Meridian Mist | 1998–1999 | 1998 shown by the weight sheet, 1999 by the list; interior design code. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.53. | Factory-verified |
| IPD | Trim, interior design | 1999 | Factory-verified | |
| IPE | Trim, interior design | 1999 | Factory-verified | |
| IPG | Trim, interior design | 1999 | Factory-verified | |
| IPN | Trim, interior design | 1999 | Factory-verified | |
| IQ4 | Trim, interior design | 1999 | Factory-verified | |
| IQB | Trim, interior design | 1999 | Factory-verified | |
| IQC | Trim, interior design | 1999 | Factory-verified | |
| IQD | Trim, interior design | 1999 | Factory-verified | |
| IQE | Trim, interior design | 1999 | Factory-verified | |
| IQG | Trim, interior design | 1999 | Factory-verified | |
| IQN | Trim, interior design | 1999 | Factory-verified | |
| Internal / Process | ||||
| 1Z1 internal | Rustproofing, outside source, meets MIL standard 1223 | 1998–1999 | Factory-verified | |
| 8X1 internal | Vehicle label, fasten seat belts | 1999 | Factory-verified | |
| AAC internal | Parts package, shipped loose | 1999 | Factory-verified | |
| BAG internal | Parts package, export | 1998–1999 | Factory-verified | |
| CKD internal | Vehicle completely knocked down | 1999 | Factory-verified | |
| DL5 internal | Decal, roadside service information | 1999 | Factory-verified | |
| FE9 internal | Certification, emission, federal | 1995, 1998 | emissions. 1999 not claimed: the 1999 guide names FE9 only in the emission-override line ('Reqs FE9 Emissions'), not as its own entry. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.11. | Factory-verified |
| NB7 internal | Emission system, California, TLEV | 1998–1999 | Factory-verified | |
| NB8 internal | Emission override, California system | 1995, 1998–1999 | emissions. The guides word it California (1995) and as a state-requirement override (1998-1999, reqs FE9). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.11. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.12. | Factory-verified |
| NC7 internal | Emission override, federal system | 1995, 1998–1999 | emissions (reqs YF5 or NG1). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.11. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.12. | Factory-verified |
| NF2 internal | Emission system, federal, Tier 1 | 1998–1999 | Factory-verified | |
| NG1 internal | Certification, emission, geographically restricted registration | 1995, 1998–1999 | emissions. Printed as Massachusetts (1995), New York, Massachusetts or Connecticut (1998), and ten states plus DC (1999); the 1999 guide names NG1 only in the override line. Meaning follows the corpus majority. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.11. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.12. | Factory-verified |
| OSH internal | Plant code, Oshawa 1, Ontario, Canada | 1999 | Factory-verified | |
| OST internal | Plant code, Oshawa 2, Ontario, Canada | 1999 | Factory-verified | |
| R8S internal | Acknowledgment, multiple order numbers | 1995, 1998 | order-guide acknowledgment. The 1999 order guide prints it as RBS, so 1999 is left out. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.11. | Factory-verified |
| R8T internal | Acknowledgment, preliminary invoice | 1995, 1998–1999 | order-guide acknowledgment; 1998 order guide words it Preliminary Invoice (refer to the vehicle price schedule). GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.15. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.11. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.12. | Factory-verified |
| V73 internal | Vehicle statement, USA/Canada | 1999 | Factory-verified | |
| V87 internal | Vehicle statement, Gulf States Organization | 1999 | Factory-verified | |
| V98 internal | Factory delivery processing | 1999 | Factory-verified | |
| VC1 internal | Label, price/fuel economy, courtesy delivery | 1999 | Factory-verified | |
| VC4 internal | Label, price/fuel economy, Puerto Rico and Virgin Islands | 1999 | Factory-verified | |
| VC5 internal | Label, shipping, except US, US possessions, or Japan | 1999 | Factory-verified | |
| VC7 internal | Label, price/fuel economy, Guam | 1999 | Factory-verified | |
| VG1 internal | Protector, underhood compound, corrosion preventive, water based, clear | 1998–1999 | Factory-verified | |
| VG4 internal | Protector, undervehicle compound, corrosion preventive, water based, black | 1998–1999 | Factory-verified | |
| VG5 internal | Protector, gas tank compound, corrosion preventive, water based, gray | 1998–1999 | Siblings word it "corrosion protective"; this list prints "Preventive". | Factory-verified |
| VG8 internal | Vehicle label, notice to buyer | 1999 | Factory-verified | |
| VG9 internal | Protector, wax, exterior body | 1998–1999 | Factory-verified | |
| VH9 internal | Envelope, owner information manual | 1998–1999 | Factory-verified | |
| VR6 internal | Hook, tie-down | 1995, 1997–1999 | ; the weight sheets word it "Hook Tie Down". GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.73. GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94. | Factory-verified |
| W86 internal | Miscellaneous equipment, Venezuela (GMV controlled) | 1998–1999 | Factory-verified | |
| W99 internal | Miscellaneous equipment, Venezuela (platform controlled) | 1998–1999 | Factory-verified | |
| YF5 internal | Certification, emission, California | 1995, 1998–1999 | emissions. GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13. GM Heritage factory kit — 1998 Chevrolet Monte Carlo, p.11. GM Heritage factory kit — 1999 Chevrolet Monte Carlo, p.14. | Factory-verified |
| Z49 internal | Export, Canadian modification, mandatory base equipment | 1998–1999 | Another reading in GM's later lists (English/French SIR warning label); this list reads Canadian modification. | Factory-verified |
Source document: chevrolet/monte-carlo-gen5.md. Rows marked — record an option the factory offered whose RPO code is not documented in the consulted sources.