Cadillac · 2020-2026
CT5 — Alpha 2 (2020–2026)
ct5 · ct5-v · ct5 luxury · ct5 premium luxury · ct5 sport · ct5 v-series · ct5 luxury+ · ct5 premium luxury special edition
362 option rows 362 RPO codes 3 model years
100% Factory-verified
- ✓ Factory-verified · 362
- ● Confirmed · 0
- ◑ Single-source · 0
- ⚠ Disputed · 0
Applicable options
Documented RPO codes
Model year
| Code | Option | Years | Notes & factory source | Confidence |
|---|---|---|---|---|
| Engines | ||||
| LGY | Engine, 3.0L V6, twin turbo, SIDI | 2025–2026 | Premium Luxury: O; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| LSY | Engine, 2.0L 4 cylinder, twin-scroll turbo, SIDI | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| LT4 | Engine, 6.2L V8, supercharged | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| Transmissions | ||||
| MHS | Transmission, 10 speed automatic | 2025–2026 | Premium Luxury: O; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| MHX | Transmission, 10 speed automatic | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| MJK | Transmission, 6 speed manual | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| MQ2 | Transmission, 10 speed automatic | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| Axles | ||||
| F46 | Drivetrain, all-wheel drive | 2025–2026 | | Factory-verified |
| G96 | Differential, electronic limited-slip | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series, V-Series Blackwing: S | Factory-verified |
| GT4 | Axle, rear, 3.73 ratio | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| HRD | Axle, rear, 2.85 ratio | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| RWL | Drivetrain, rear-wheel drive | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| Packages & Trims | ||||
| 1SD | Trim group, Premium Luxury | 2025–2026 | CT5 guide, 2.0L twin-scroll turbo RWD/AWD, model 6DC79; only in: CT5 (Premium Luxury) | Factory-verified |
| 1SE | Trim group, Sport | 2025–2026 | CT5 guide, 2.0L twin-scroll turbo RWD/AWD, model 6DD79; only in: CT5 (Sport) | Factory-verified |
| 1SF | Trim group, V-Series | 2023, 2025–2026 | CT5-V guide, 3.0L twin turbo RWD/AWD, model 6DE79; only in: CT5-V | Factory-verified |
| 1SV | Trim group, V-Series Blackwing | 2023, 2025–2026 | CT5-V guide, 6.2L supercharged RWD, model 6DF79; only in: CT5-V Blackwing | Factory-verified |
| 5WF | LPO, Battery Protection Package | 2025–2026 | | Factory-verified |
| CFV | Carbon Fiber 2 Package | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| CFZ | Carbon Fiber 1 Package | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| CWM | Technology Package | 2023 | Factory-verified | |
| CWN | Technology Package | 2025–2026 | | Factory-verified |
| JSE | Platinum Package | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| PCJ | Platinum Package | 2023 | Factory-verified | |
| PCK | Premium Package | 2023 | the 2023 list says it includes the Technology, Lighting and Climate Packages plus driver and front passenger lumbar massage; the code names a different package in 2026 | Factory-verified |
| PCK | Deep Ocean Appearance Package | 2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| PDB | LPO, Onyx Package | 2025–2026 | | Factory-verified |
| PDH | LPO, Interior Protection Package | 2023, 2025–2026 | | Factory-verified |
| PDJ | LPO, Bronze Accent Package | 2025–2026 | | Factory-verified |
| PDK | LPO, Red Accent Package | 2025–2026 | | Factory-verified |
| PDL | LPO, Blue Accent Package | 2025–2026 | | Factory-verified |
| PDU | LPO, Exterior Accent Package | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| PDV | LPO, Radiant Package | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| V8V | Precision Package, suspension tuning and chassis electronic calibrations for responsiveness on road and track | 2025–2026 | only in: CT5-V Blackwing; V-Series Blackwing: O; V-Series: not available; includes carbon ceramic brakes (J57) | Factory-verified |
| WK7 | Super Cruise 1 Package | 2023, 2025–2026 | Premium Luxury, Sport: S; the 2023 list gives different contents (instrument cluster, head-up and surround-vision items) from the 2025 and 2026 lists (driver attention assist, paddle shift controls) | Factory-verified |
| WKA | Super Cruise 2 Package | 2023 | the 2023 list prints two versions with different contents | Factory-verified |
| WPB | Sun and Sound Package | 2025 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| Y19 | Cold Weather Package | 2023 | Factory-verified | |
| Y26 | Navigation Package | 2023 | Factory-verified | |
| Y5W | Driver Awareness Package | 2023 | Factory-verified | |
| Y5X | Driver Awareness Plus Package | 2023 | Factory-verified | |
| Y5Y | Driver Assist Package | 2023 | Factory-verified | |
| Y61 | Advanced Security Package | 2023 | Factory-verified | |
| Y6F | Climate Package | 2023 | Factory-verified | |
| Y6L | Parking Package | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: 2025: O; 2026: S | Factory-verified |
| ZLZ | Le Monstre Special Edition | 2025 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| ZRG | Platinum Package | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| Equipment | ||||
| 04O | Not equipped with driver and front passenger ventilated seat cushion blower motor | 2023 | the 2023 list says to see the dealer for details | Factory-verified |
| 37V | Seat belt, Santorini color | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: O | Factory-verified |
| 53S | Steering wheel, sueded microfiber | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| 57M | Wheels, 19 inch (48.3 cm), aluminum alloy, Satin Graphite finish | 2025–2026 | Sport: O; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| 5A7 | Wheel, spare, deleted | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| 5CS | Shifter, sueded microfiber | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: O | Factory-verified |
| 5JS | LPO, mirror caps, Black | 2025–2026 | | Factory-verified |
| 5V5 | LPO, rear spoiler | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| 5XR | LPO, grille, Black | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| 5ZD | LPO, wheel center cap, Bronze | 2025–2026 | Premium Luxury, Sport: O; V-Series, V-Series Blackwing: O | Factory-verified |
| 5ZE | LPO, wheel center cap, Red | 2025–2026 | Premium Luxury, Sport: O; V-Series, V-Series Blackwing: O | Factory-verified |
| 5ZF | LPO, wheel center cap, Blue | 2025–2026 | Premium Luxury, Sport: O; V-Series, V-Series Blackwing: O | Factory-verified |
| 709 | Seat belt, Torch Red color | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| 719 | Seat belt, Black color | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| 71B | Seat belt, Natural Tan color | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: O | Factory-verified |
| 9L3 | Tire, spare, none | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| A2X | Seat adjuster, driver 8-way power | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| A45 | Memory settings | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| A7K | Seat adjuster, front passenger 8-way power | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AEF | Window, power, front passenger, express up and down | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S; the 2025 and 2026 lists print only "Window, power"; the 2023 list names the position | Factory-verified |
| AER | Window, power, rear doors, express up and down | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S; the 2025 and 2026 lists print only "Window, power"; the 2023 list names the position | Factory-verified |
| AF6 | Seat, driver power lumbar massage | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AHC | Seat, driver manual cushion length adjustment | 2023, 2025–2026 | Premium Luxury: O; Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AHE | Seat, driver power seatback bolster adjustment | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AHF | Seat, front passenger manual cushion length adjustment | 2023, 2025–2026 | Premium Luxury: O; Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AHH | Seat, front passenger power seatback bolster adjustment | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AHP | Windshield, acoustic-laminated glass | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AJC | Head restraints, front, 2-way adjustable | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AJW | Glass, laminated | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AKE | Seat, front passenger power lumbar massage | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AKP | Glass, solar absorbing | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AL0 | Airbag, passenger sensing system | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AM9 | Seats, rear split-folding | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AQ9 | Seats, front bucket | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S; the 2023 list adds performance | Factory-verified |
| AQJ | Seats, front bucket, high performance | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series, V-Series Blackwing: O | Factory-verified |
| AT8 | LATCH system (Lower Anchors and Tethers for Children), for child restraint seats | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| ATH | Keyless access | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AVK | Seat adjuster, driver 4-way power lumbar | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AVN | Head restraints, rear outboard positions, 2-way adjustable | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AVU | Seat adjuster, front passenger 4-way power | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| AX7 | Seat belt tightening, automatic | 2023 | Factory-verified | |
| AXG | Window, power, driver, express up and down | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S; the 2025 and 2026 lists print only "Window, power"; the 2023 list names the position | Factory-verified |
| AYG | Airbags, dual-stage frontal, seat-mounted side-impact for driver and front passenger, knee for driver and front passenger, head-curtain for all outboard seating positions with rollover protection | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| B34 | Floor mats, carpeted front | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| B35 | Floor mats, carpeted rear | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| B4Z | Performance Traction Management | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series, V-Series Blackwing: S | Factory-verified |
| B53 | Floor mats, deluxe carpeted front | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series, V-Series Blackwing: S | Factory-verified |
| B56 | Rocker molding, body-color | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury: S; Sport: not available | Factory-verified |
| B6A | Rocker moldings | 2025–2026 | Premium Luxury: not available; Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| B7G | Sill plates, illuminating, front | 2023, 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: S | Factory-verified |
| B9I | Floor mats, deluxe carpeted rear | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series, V-Series Blackwing: S | Factory-verified |
| BTH | Steering wheel, high performance | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| BTV | Adaptive Remote Start | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| BYO | Foot rest, driver side | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| C3Q | Sill plate, unique, front | 2025 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: O | Factory-verified |
| C3U | Sunroof, UltraView | 2023, 2025–2026 | Premium Luxury, Sport: O | Factory-verified |
| C70 | Lighting, interior | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| C73 | Tail lamps, neutral-density | 2025–2026 | Premium Luxury: not available; Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| CE1 | Wipers, front, intermittent, Rainsense | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| CJ2 | Climate control, dual-zone automatic | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| CTB | Intersection Automatic Emergency Braking | 2025–2026 | Premium Luxury, Sport: S | Factory-verified |
| D52 | Spoiler, rear | 2025–2026 | Premium Luxury: not available; Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| D75 | Door handles, body-color | 2025–2026 | Premium Luxury: not available; Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| D7A | Door handles, body-color | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury: S; Sport: not available | Factory-verified |
| DD8 | Mirror, inside rearview, auto-dimming | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| DEG | Visors, driver and front passenger, illuminated vanity mirrors | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| DMB | Mirrors, outside, heated, power-adjustable, body-color | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| DRZ | Rear Camera Mirror | 2023, 2025–2026 | Premium Luxury, Sport: O; 2025: V-Series, V-Series Blackwing: O; 2026: V-Series: O; V-Series Blackwing: S | Factory-verified |
| DXR | Mirrors, outside, heated, power-adjustable, body-color, power-folding and driver-side auto-dimming | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: S | Factory-verified |
| E22 | Assist handles, rear outboard | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| E28 | Assist handles | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| EPH | Electronic Precision Shift | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| F55 | Magnetic Ride Control | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series, V-Series Blackwing: S | Factory-verified |
| FA9 | Seatback, carbon fiber, deleted | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| FE2 | Suspension, ride and handling | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| FE3 | Suspension, performance | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| FE4 | Suspension, high-performance | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| HD7 | Door handles, illuminating | 2025–2026 | Premium Luxury: S; Sport: O; V-Series: O; V-Series Blackwing: S | Factory-verified |
| HS1 | Safety Alert Seat | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| IOS | Cadillac user experience, AM/FM stereo, 10 inch diagonal HD color information display | 2023 | Factory-verified | |
| IOT | Cadillac user experience, AM/FM stereo, 10 inch diagonal HD color information display, embedded navigation | 2023 | Factory-verified | |
| IVE | Google built-in infotainment experience, 33 inch diagonal advanced color LED display | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| J56 | Brakes, Brembo | 2025–2026 | Sport: O; V-Series: S; V-Series Blackwing: not available; the CT5-V lists add V Performance, front | Factory-verified |
| J57 | Brakes, carbon ceramic | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| J6B | Brake calipers, Blue | 2025–2026 | Premium Luxury: not available; Sport: O | Factory-verified |
| J6F | Brake calipers, Red | 2025–2026 | Premium Luxury: not available; Sport: O | Factory-verified |
| J6H | Brakes, Brembo high-performance, front and rear, 4-wheel antilock | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| J6O | Brake calipers, Bronze, front and rear, with V-Series logo | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| J6P | Brake calipers, Gray, front and rear, with V-Series logo | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| J77 | Brake, electronic parking | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| JE2 | Brake linings, performance | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| JF5 | Pedals, alloy | 2023, 2025–2026 | Premium Luxury: O; Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| JJ2 | Brake linings, noise and dust performance | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| JL9 | Brakes, 4-wheel antilock, 4-wheel disc | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| JM8 | Brake, automatic vehicle hold | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| K12 | Air filter, pollutant | 2023, 2025–2026 | Premium Luxury, Sport: S; 2025: V-Series, V-Series Blackwing: S; 2026: V-Series: S; V-Series Blackwing: not available | Factory-verified |
| K34 | Cruise control | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| K4C | Wireless phone charging | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| K6L | Air filter, pollutant, odor and fine dust | 2025–2026 | Premium Luxury, Sport: O; 2025: V-Series, V-Series Blackwing: O; 2026: V-Series: O; V-Series Blackwing: S | Factory-verified |
| KA1 | Seats, heated, driver and front passenger | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| KB7 | Steering wheel, alloy paddle shift controls | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| KD4 | Power outlet, front auxiliary, 12-volt | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| KEM | Air ionizer | 2023 | Factory-verified | |
| KI3 | Steering wheel, heated | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| KL9 | Automatic stop/start | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| KNR | Cooler, rear differential | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| KPA | Power outlet, rear auxiliary, 12-volt | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| KSG | Adaptive Cruise Control | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| KTI | Tire inflator kit | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| KU9 | Seats, ventilated, driver and front passenger seat cushions and seatbacks | 2023, 2025–2026 | | Factory-verified |
| MCR | SD card reader | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| MDB | Moldings, Black | 2025–2026 | Premium Luxury: not available; Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| MDE | Moldings | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury: S; Sport: not available | Factory-verified |
| N06 | Steering column, lock control | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| N08 | Fuel door, locking | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| N30 | Steering wheel, Super Cruise | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| N38 | Steering column, power tilt and telescoping | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| NAM | Google Automotive Services capable | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| NK4 | Steering wheel, leather-wrapped | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| NWM | Door lock and latching system shield | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| P0H | OnStar Connect Plus, 12 months | 2026 | Factory-verified | |
| P0I | OnStar Connect Plus, 24 months | 2026 | Factory-verified | |
| P0J | OnStar Protect, 24 months | 2025–2026 | the 2025 list reads OnStar Security | Factory-verified |
| P0K | OnStar Protect, 36 months | 2025–2026 | the 2025 list reads OnStar Security | Factory-verified |
| P0L | OnStar Protect, 48 months | 2025–2026 | the 2025 list reads OnStar Security | Factory-verified |
| P0Q | OnStar Protect, 60 months | 2025–2026 | the 2025 list reads OnStar Security | Factory-verified |
| P0U | OnStar Protect, 12 months | 2025–2026 | the 2025 list reads OnStar Security | Factory-verified |
| P0V | OnStar Telematics, 12 months | 2025–2026 | the 2025 list reads OnStar Insights | Factory-verified |
| P0W | OnStar Telematics, 24 months | 2025–2026 | the 2025 list reads OnStar Insights | Factory-verified |
| P0X | OnStar Telematics, 36 months | 2025–2026 | the 2025 list reads OnStar Insights | Factory-verified |
| P0Y | OnStar Telematics, 48 months | 2025–2026 | the 2025 list reads OnStar Insights | Factory-verified |
| P0Z | OnStar Telematics, 60 months | 2025–2026 | the 2025 list reads OnStar Insights | Factory-verified |
| P1N | API Pro, 12 months | 2026 | Factory-verified | |
| P1O | API Pro, 24 months | 2026 | Factory-verified | |
| P1P | API Pro, 36 months | 2026 | Factory-verified | |
| P1Q | API Elite, 6 months | 2026 | Factory-verified | |
| P1R | API Starter, 6 months | 2026 | Factory-verified | |
| P1S | API Starter, 12 months | 2026 | Factory-verified | |
| P1T | API Starter, 24 months | 2026 | Factory-verified | |
| P1U | API Starter, 36 months | 2026 | Factory-verified | |
| PAN | Phone projection | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| PAP | Phone projection | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| PB4 | Wheel lugs, locking | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| PPW | Wireless Apple CarPlay and Wireless Android Auto | 2023 | Factory-verified | |
| PQG | OnStar Connect Plus, 36 months | 2026 | Factory-verified | |
| PQH | OnStar Connect Plus, 48 months | 2026 | Factory-verified | |
| PQI | OnStar Connect Plus, 60 months | 2026 | Factory-verified | |
| PQL | OnStar Video Telematics with hardware, 12 months | 2026 | Factory-verified | |
| PQM | OnStar Video Telematics with hardware, 24 months | 2026 | Factory-verified | |
| PQP | OnStar Video Telematics with hardware, 36 months | 2026 | Factory-verified | |
| PQQ | OnStar Video Telematics with hardware, 48 months | 2026 | Factory-verified | |
| PQT | OnStar Video Telematics with hardware, 60 months | 2026 | Factory-verified | |
| PR6 | SiriusXM, additional 9 months of the SXM Platinum Plan | 2025 | Factory-verified | |
| PR6 | API Elite, 24 months | 2026 | Factory-verified | |
| PR7 | SiriusXM, additional 21 months of the SXM Platinum Plan | 2025 | Factory-verified | |
| PR8 | SiriusXM, additional 33 months of the SXM Platinum Plan | 2025 | Factory-verified | |
| PRB | OnStar, additional 12 months of the OnStar Connected Vehicle package | 2023 | Factory-verified | |
| PRD | OnStar, additional 24 months of the OnStar Connected Vehicle package | 2023 | Factory-verified | |
| PRE | API Elite, 12 months | 2026 | Factory-verified | |
| PRF | OnStar, additional 36 months of the OnStar Connected Vehicle package | 2023 | Factory-verified | |
| Q2Y | Tires, competition oriented, 285/35ZR19 XL (103Y) front, 305/30ZR19 XL (102Y) rear, Michelin Pilot Sport Cup 2 R | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| Q61 | Wheels, 19 inch (48.3 cm), aluminum, Satin Graphite dark finish | 2025–2026 | only in: CT5-V, CT5-V Blackwing; the 2026 list says forged alloy | Factory-verified |
| Q63 | Wheels, 19 inch (48.3 cm), aluminum, Polished/Dark Android finish | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S; the 2026 list says forged alloy | Factory-verified |
| Q7N | Wheels, 20 inch (50.8 cm), alloy, Polished/Dark Android Gloss finish | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| Q83 | Wheels, 19 inch (48.3 cm), alloy, Pearl Nickel finish | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury: not available; Sport: S | Factory-verified |
| Q84 | Wheels, 19 inch (48.3 cm), alloy, Diamond Cut/Midnight Silver finish | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| QB0 | Wheels, 19 inch (48.3 cm), alloy, Pearl Nickel finish | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| QBC | Tires, 245/45R18, all-season | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury: S; Sport: not available | Factory-verified |
| QBJ | Tires, 245/40R19, all-season, run-flat | 2025–2026 | Premium Luxury: O; Sport: S | Factory-verified |
| QBK | Tires, 245/40ZR19, summer-only, run-flat | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| QE1 | Wheels, 18 inch (45.7 cm), premium painted alloy, Manoogian Silver finish | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury: S; Sport: not available | Factory-verified |
| QES | Tires, 255/35ZR20, all-season, run-flat | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: not available | Factory-verified |
| R6P | SiriusXM, 3 years | 2025–2026 | | Factory-verified |
| R7Z | API Pro, 6 months | 2026 | Factory-verified | |
| R8G | OnStar One Fleet, 12 months | 2025–2026 | the 2025 list reads OnStar One Business Plus | Factory-verified |
| R8P | OnStar One Fleet, 36 months | 2025–2026 | the 2025 list reads OnStar One Business Plus | Factory-verified |
| R8S | OnStar One Super Cruise extension to 8 years | 2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| R8W | OnStar One Fleet, 60 months | 2025–2026 | the 2025 list reads OnStar One Business Plus | Factory-verified |
| R8Z | OnStar One Fleet, 48 months | 2025–2026 | the 2025 list reads OnStar One Business Plus | Factory-verified |
| R9L | OnStar Basics, deleted (OnStar Fleet Basics for fleet) | 2025–2026 | Premium Luxury, Sport: O; V-Series, V-Series Blackwing: O; R9L has another meaning in each guide (see the next R9L row); the 2026 lists read Removes OnStar Basics | Factory-verified |
| R9L | OnStar One, 3 years, deleted | 2025–2026 | the 2025 guides read Deleted 3 Years of OnStar Digital Services; the 2026 guides read Removes 3 Years of OnStar One and the Super Cruise upgrade; R9L has another meaning in each guide: a second entry beside the Basics entry | Factory-verified |
| R9M | OnStar One, 3 years | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S; the 2025 list reads 3 Years of OnStar Digital Services | Factory-verified |
| R9V | Mobile Service Plus, 4 years | 2025–2026 | | Factory-verified |
| R9W | Mobile Service Plus, deleted | 2025–2026 | | Factory-verified |
| R9Y | Mobile Service Plus, 1 year | 2025–2026 | | Factory-verified |
| RFH | OnStar One Fleet, 24 months | 2025–2026 | the 2025 list reads OnStar One Business Plus | Factory-verified |
| RFS | API Elite, 36 months | 2026 | Premium Luxury, Sport: S | Factory-verified |
| RHL | Wheels, 19 inch (48.3 cm), aluminum, Tech Bronze finish | 2025–2026 | only in: CT5-V, CT5-V Blackwing; the 2026 list says forged alloy | Factory-verified |
| RIK | LPO, nameplates, Gloss Black | 2025–2026 | | Factory-verified |
| ROF | Tires, 275/35ZR19 foam front, 305/30ZR19 rear, high-performance, summer-only | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| RSR | Rear seat reminder | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| RWU | LPO, cargo area organizer, collapsible | 2023, 2025–2026 | | Factory-verified |
| RXX | LPO, rear license plate applique, Gloss Black | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: O | Factory-verified |
| RYT | LPO, Cadillac Edition first aid kit | 2023, 2025–2026 | | Factory-verified |
| S08 | LPO, highway safety kit | 2023, 2025–2026 | | Factory-verified |
| S47 | LPO, wheel lug nuts, Chrome | 2025 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| SCY | LPO, tail lamps, clear | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| SKO | LPO, seatback organizer | 2023, 2025–2026 | | Factory-verified |
| SKW | LPO, wheels, 20 inch (50.8 cm), Low Gloss Black alloy with Bronze accents | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: not available | Factory-verified |
| SKX | LPO, wheels, 20 inch (50.8 cm), Low Gloss Black alloy with Red accents | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: not available | Factory-verified |
| SPY | LPO, wheel lug nuts, Black | 2025–2026 | | Factory-verified |
| SPZ | LPO, wheel locks, Black | 2025–2026 | | Factory-verified |
| SQ9 | LPO, wheels, 20 inch (50.8 cm), Low Gloss Black alloy | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: not available; the 2026 list words it as 20 inch alloy wheels with Low Gloss Black finish | Factory-verified |
| SQU | LPO, wheel locks, Chrome | 2025–2026 | | Factory-verified |
| SSE | LPO, wheels, 20 inch (50.8 cm), alloy, Polished/Dark Android Gloss finish | 2025–2026 | | Factory-verified |
| SSJ | LPO, wheels, 20 inch (50.8 cm), alloy, Gloss Black finish | 2025–2026 | | Factory-verified |
| T4L | Headlamps, LED | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| T87 | Lamps, front cornering, LED | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: S | Factory-verified |
| T8Z | Buckle to Drive | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| T95 | Headlamps, Adaptive Forward Lighting | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: S | Factory-verified |
| TDM | Teen Driver | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| TFK | Warning tones, seat belt unfastened | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| TL3 | Decklid release, hands-free | 2025–2026 | Premium Luxury, Sport: O; 2025: V-Series, V-Series Blackwing: O; 2026: V-Series: O; V-Series Blackwing: S | Factory-verified |
| TQ5 | IntelliBeam | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| TR7 | Headlamp control, automatic leveling system | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: S | Factory-verified |
| TTW | Headlamp control, automatic on/off | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| U2K | SiriusXM with 360L | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| U2L | Radio, HD | 2023 | Factory-verified | |
| U5G | 5G vehicle connectivity | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| U80 | Compass, digital | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UD5 | Park assist, front and rear | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| UD7 | Park assist, rear | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury: S; Sport: not available | Factory-verified |
| UDD | Gauge cluster, dual digital driver information center display | 2023 | Factory-verified | |
| UDV | Gauge cluster, 12 inch diagonal HD color reconfigurable driver display | 2023 | Factory-verified | |
| UE1 | OnStar services capable | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S; the 2023 list reads OnStar and Cadillac connected services capable | Factory-verified |
| UE4 | Following Distance Indicator | 2023 | Factory-verified | |
| UEU | Forward Collision Alert | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UFB | Rear Cross Traffic Braking | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| UFG | Rear Cross Traffic Alert | 2023 | Factory-verified | |
| UG1 | Universal Home Remote | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UGC | Turn signal, front, LED lamp | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UGE | Tail lamps, LED | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UGN | Enhanced Automatic Emergency Braking | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| UH5 | Warning tones, seat belt, rear passengers | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| UHX | Lane Keep Assist with Lane Departure Warning | 2023 | Factory-verified | |
| UIT | LED Reflective Windshield Collision Alert | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: not available | Factory-verified |
| UJN | Tire Pressure Monitoring System | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UKC | Lane Change Alert with Side Blind Zone Alert | 2023 | Factory-verified | |
| UKI | Blind Zone Steering Assist | 2025–2026 | Premium Luxury, Sport: S; 2025: V-Series: S; V-Series Blackwing: O; 2026: V-Series, V-Series Blackwing: S | Factory-verified |
| UKK | Rear Pedestrian Alert | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UKL | Super Cruise | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| UKM | Lane Keep Assist with Lane Departure Warning, enhanced | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| UKT | Front Pedestrian and Bicyclist Braking | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| UKZ | Enhanced Automatic Parking Assist | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| ULM | Driver Attention Assist | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| UOW | Side Bicyclist Alert | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| UQP | Audio system, Bose Performance Series Premium, 15-speaker | 2023 | Factory-verified | |
| UQS | Audio system, AKG premium | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S; 15-speaker on the CT5 and V-Series, 16-speaker on the Blackwing; 2023: Blackwing only (V-Series --) | Factory-verified |
| UQT | Performance data and video recorder | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| USK | Sensor, air quality indicator | 2025–2026 | Premium Luxury, Sport: O; 2025: V-Series, V-Series Blackwing: O; 2026: V-Series: O; V-Series Blackwing: S | Factory-verified |
| USS | USB ports | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UTR | Theft-deterrent alarm system, self-powered | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| UTU | Sensor, vehicle inclination | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| UTV | Sensor, vehicle interior movement | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| UV2 | HD Surround Vision | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UV6 | Head-Up Display | 2023, 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: S | Factory-verified |
| UVB | HD Rear Vision Camera | 2023, 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury: S; Sport: not available | Factory-verified |
| UVX | Traffic Sign Recognition | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| UVZ | Reverse Automatic Braking | 2025–2026 | Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O | Factory-verified |
| UWN | Headlamp system, premium | 2025–2026 | Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: S | Factory-verified |
| V76 | Tow hook | 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| VAS | LPO, grille, Bright | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| VAV | LPO, all-weather floor mats | 2023, 2025–2026 | | Factory-verified |
| VK3 | License plate bracket, front | 2025–2026 | | Factory-verified |
| VLI | LPO, all-weather cargo mat | 2023, 2025–2026 | | Factory-verified |
| VP1 | Front splitter, no charge | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| VRV | LPO, splash guards, front and rear | 2025–2026 | only in: CT5 (Premium Luxury, Sport) | Factory-verified |
| VS2 | Splitter, front, carbon fiber | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: O | Factory-verified |
| VSN | Front splitter, none | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| VTI | Active Aero Grille Shutters | 2025–2026 | only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S | Factory-verified |
| VV4 | Wi-Fi hotspot capable | 2023, 2025–2026 | Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S | Factory-verified |
| VYW | LPO, floor mats, premium carpeted | 2023, 2025–2026 | | Factory-verified |
| W2D | LPO, cargo net | 2023, 2025–2026 | | Factory-verified |
| WOX | Cadillac Curated Customization | 2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| XLC | Launch Control | 2025–2026 | only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S | Factory-verified |
| XVR | Surround Vision Recorder | 2023 | Factory-verified | |
| Paint | ||||
| EZY | Paint finish, Frost, exterior | 2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| G1W | Crystal White Tricoat | 2025 | only in: CT5 (Premium Luxury, Sport); extra charge; touch-up paint WA-140X | Factory-verified |
| G3Y | Deep Ocean Tintcoat | 2026 | only in: CT5-V, CT5-V Blackwing; requires the Deep Ocean Appearance Package (PCK); extremely limited availability; Jet Black interior only; touch-up paint WA-231L | Factory-verified |
| G4J | Vibrant White Tricoat | 2026 | only in: CT5 (Premium Luxury, Sport); new for 2026; extra charge; touch-up paint WA-241L | Factory-verified |
| GAE | Drift Metallic | 2025–2026 | only in: CT5-V, CT5-V Blackwing; extra charge; touch-up paint WA-220K | Factory-verified |
| GAI | Deep Space Metallic | 2025–2026 | extra charge; touch-up paint WA-223K | Factory-verified |
| GAZ | Summit White | 2025–2026 | touch-up paint WA-8624 | Factory-verified |
| GBA | Black Raven | 2025–2026 | touch-up paint WA-8555 | Factory-verified |
| GBL | Magnus Metal Frost | 2025 | only in: CT5-V, CT5-V Blackwing; included and only available with the Le Monstre Special Edition (ZLZ); limited availability; Sky Cool Gray and Jet Black with Phantom Blue interiors only; touch-up paint WA-234K | Factory-verified |
| GBW | Typhoon Metallic | 2025–2026 | extra charge; touch-up paint WA-235K | Factory-verified |
| GCP | Cyber Yellow Metallic | 2025–2026 | extra charge; in 2026 no longer available to order, and on the CT5 only on Sport; touch-up paint WA-628G | Factory-verified |
| GJV | Coastal Blue Metallic | 2025–2026 | extra charge; touch-up paint WA-121J | Factory-verified |
| GKK | Wave Metallic | 2025 | only in: CT5 (Premium Luxury, Sport); extra charge; touch-up paint WA-627D | Factory-verified |
| GNT | Radiant Red Tintcoat | 2025–2026 | extra charge; touch-up paint WA-170H | Factory-verified |
| GXD | Argent Silver Metallic | 2025–2026 | extra charge; touch-up paint WA-130H | Factory-verified |
| GXF | Midnight Sky Metallic | 2025–2026 | only in: CT5 (Premium Luxury, Sport); extra charge; touch-up paint WA-132H | Factory-verified |
| Interior Trim | ||||
| E54 | Interior trim, Jet Black with Phantom Blue accents, high-performance full semi-aniline leather seats | 2025 | only in: CT5-V Blackwing; Twenty-Two Carbon Fiber trim; included and only available with the Le Monstre Special Edition (ZLZ); limited availability | Factory-verified |
| EG1 | Interior trim, Sky Cool Gray with Phantom Blue accents, high-performance full semi-aniline leather seats | 2025 | only in: CT5-V Blackwing; Twenty-Two Carbon Fiber trim; included and only available with the Le Monstre Special Edition (ZLZ); limited availability | Factory-verified |
| H1Y | Interior trim, Jet Black with Jet Black accents, leather seating surfaces with mini-perforated inserts | 2025–2026 | only in: CT5 (Premium Luxury); Brushed Aluminum trim; requires ventilated seats (KU9) | Factory-verified |
| H2X | Interior trim, Jet Black with Jet Black accents, leather seating surfaces with mini-perforated inserts | 2025–2026 | CT5 Sport and CT5-V V-Series; Twenty-Two Carbon Fiber trim; requires ventilated seats (KU9) | Factory-verified |
| HAV | Interior trim, Maple Sugar with Jet Black accents, leather seating surfaces with mini-perforated inserts | 2025–2026 | only in: CT5 (Premium Luxury); Natural Finish Elm wood trim; requires ventilated seats (KU9) | Factory-verified |
| HEA | Interior trim, Jet Black with Jet Black accents, high-performance seats with leather surfaces and sueded front seatbacks | 2025–2026 | only in: CT5-V, CT5-V Blackwing; Twenty-Two Carbon Fiber trim; requires ventilated seats (KU9) and the Technology Package (CWN); on the V-Series includes the Sueded Microfiber Wrapped Interior Trim Package (IWE) | Factory-verified |
| HEB | Interior trim, Sky Cool Gray with Jet Black accents, high-performance seats with leather surfaces and sueded front seatbacks | 2025–2026 | only in: CT5-V Blackwing; Twenty-Two Carbon Fiber trim | Factory-verified |
| HGM | Interior trim, Jet Black with Jet Black accents, leather seating surfaces with mini-perforated inserts | 2025–2026 | only in: CT5-V Blackwing; Twenty-Two Carbon Fiber trim | Factory-verified |
| HIK | Interior trim, Sahara Beige with Jet Black accents, leather seating surfaces with mini-perforated inserts | 2025–2026 | only in: CT5 (Premium Luxury); Misty Matrix wood trim; requires ventilated seats (KU9) | Factory-verified |
| HJC | Interior trim, Natural Tan with Jet Black accents, high-performance full semi-aniline leather seats with mini-perforated inserts, custom quilting and Carbon Fiber front seatbacks | 2025–2026 | only in: CT5-V Blackwing; Twenty-Two Carbon Fiber trim; includes the Natural Tan seat belt color (71B) | Factory-verified |
| HJD | Interior trim, Sky Cool Gray with Jet Black accents, high-performance full semi-aniline leather seats with mini-perforated inserts, custom quilting and Carbon Fiber front seatbacks | 2025–2026 | only in: CT5-V Blackwing; Twenty-Two Carbon Fiber trim | Factory-verified |
| HMR | Interior trim, Jet Black with Jet Black accents, high-performance full semi-aniline leather seats with mini-perforated inserts, custom quilting and Carbon Fiber front seatbacks | 2025–2026 | only in: CT5-V Blackwing; Twenty-Two Carbon Fiber trim | Factory-verified |
| HND | Interior trim, Whisper Beige with Jet Black accents, leather seating surfaces with mini-perforated inserts | 2025–2026 | CT5 Sport and CT5-V V-Series; Morello Carbon Fiber trim; requires ventilated seats (KU9) | Factory-verified |
| HXR | Interior trim, Jet Black with Jet Black accents, Inteluxe seats | 2025–2026 | CT5 Sport and CT5-V V-Series; Twenty-Two Carbon Fiber trim | Factory-verified |
| HZK | Interior trim, Sedona Sauvage with Jet Black accents, semi-aniline leather seats with chevron perforated inserts | 2025–2026 | CT5 Premium Luxury and Sport, CT5-V V-Series; Twenty-Two Carbon Fiber trim; included and only available with the Platinum Package (JSE on the CT5, ZRG on the CT5-V); requires ventilated seats (KU9) | Factory-verified |
| IWE | Sueded Microfiber Wrapped Interior Trim Package | 2023, 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| Internal / Process | ||||
| FE9 internal | Emissions, Federal requirements | 2025–2026 | | Factory-verified |
| NB8 internal | Emissions override, California | 2025–2026 | | Factory-verified |
| NB9 internal | Emissions override, state-specific | 2025–2026 | | Factory-verified |
| NC7 internal | Emissions override, Federal | 2025–2026 | | Factory-verified |
| NE1 internal | Emissions | 2025–2026 | the 2025 CT5 list names 16 states (Colorado through Washington) | Factory-verified |
| VGC internal | Vehicle wrap | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| XES internal | Shipping carrier, enclosed | 2025–2026 | only in: CT5-V, CT5-V Blackwing | Factory-verified |
| YF5 internal | Emissions, California state requirements | 2025–2026 | | Factory-verified |
Source document: cadillac/ct5-alpha-2.md. Rows marked — record an option the factory offered whose RPO code is not documented in the consulted sources.