Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
RPO Code Description
The production/process codes provide the description of the Regular Production Options (RPOs) used on the vehicle. The RPO list is printed on the Service Parts Identification Label. The following is a list of the RPO abbreviations and the description of each:
| RPO | Description |
|---|---|
| AF5 | Easy Entry Seat Adjuster; Passenger Side |
| AJ7 | Restraint System Seat, Inflatable, Driver and Passenger, Front and Side |
| AK5 | Restraint System Front Seat, Inflatable, Driver and Passenger |
| AM7 | Seat, Right Rear, Folding |
| AP9 | Net, Convenience |
| AR9 | Seats; Bucket, Reclining |
| AS5 | Seats; Deluxe Bucket, Reclining, with Driver Lumbar Adjust, Seat Back Pocket, Firmer Side Bolsters |
| AU0 | Remote Keyless Entry |
| AU3 | Power Door Locks |
| A31 | Window Power Operated, Side |
| BW2 | Molding B/S Deluxe |
| BW8 | Ornamentation Exterior, Emblem, Body, Rear |
| B20 | Ornamentation Interior, Luxury |
| B25 | Trim Equipment Luggage Compartment, Deluxe |
| B37 | Covering Floor Mats, FRT & RR AUX |
| CD4 | Wiper System Windshield, Pulse |
| CF5 | Roof Sun, Glass, Sliding, ELEC |
| C41 | HVAC, Heater System Outside Air, With Fan |
| C49 | Defogger, Rear Window Electric |
| C60 | HVAC, Air Conditioner Front Manual Controls |
| C95 | Lamp Interior, Roof, Courtesy and Dual Reading |
| DC4 | Mirror, Inside Rearview, Tilt, Dual Reading Lamps |
| DG7 | Mirror, Outside, Remote Control, Electric, Color |
| DL5 | Decal Roadside Service Information |
| DT3 | Box Rear Storage Compartment |
| DT4 | Ashtray Cigarette Lighter |
| D34 | Mirror I/S FRT Van LH and RH, Sunshade, No Illumination |
| D35 | Mirror, Outside Remote Control, Color |
| E02 | Equipment, Additional, Caribbean Countries |
| FE1 | Suspension System, Soft Ride |
| FE2 | Suspension System, Ride Handling |
| FX1 | Ratio Transaxle Final Drive, 3.94 |
| FX2 | Ratio Transaxle Final Drive, 3.91 |
| JM4 | Brake System Power, Front Disc, Rear Drum, Cast Iron, Antilock, Front and Rear Wheel |
| J41 | Brake System PWR, FRT Disc, RR Drum, Cast Iron |
| KL6 | Provision Natural Gas |
| KO5 | Engine Block Heater |
| K34 | Cruise Control Automatic, Electronic |
| K62 | Generator, CS 130-D, 105 Amp, Dual Internal Fan |
| LOD | Plant Code Lordstown, OH, BOC |
| L42 | Engine Flexible Fuel, 2.2L, Gas CNG, MFI, DOHC, ALUM |
| L61 | Engine Gas, 4 CYL, 2.2L, MFI, ALUM, DOHC |
| MM5 | Merchandised TRANS MAN 5 SPD Provisions |
| MN4 | Transmission, Automatic 4 Speed, 4T40E |
| MX0 | Merchandised TRANS AUTO Provisions, O/D |
| M86 | Transmission, 5 SPD. OPEL, F23, 5T45MI |
| NB5 | Exhaust System Single |
| NC1 | Emission System California, LEV |
| NF9 | Emission System General, Unleaded |
| NN5 | Emission Override California System, Federal Offset Vehicle |
| NP5 | Steering Wheel Leather Wrapped |
| NT9 | Emission System Federal, Tier 2 Phase-Out |
| NU4 | Emission System California LEV2 Plus |
| NW7 | Traction Control; Powertrain MGMT Only |
| N10 | Exhaust System Dual |
| N33 | Steering Column Tilt Type |
| N46 | Steering Wheel; Deluxe Urethane, w/SIR |
| PA5 | Β Hubcaps Wheel |
| PB1 | Wheel Cover, 15 Inch |
| PB7 | Wheel, 14 X 6, Painted |
| PC1 | Wheel, 14 x 6, Steel |
| PFC | Wheel, 16 x 6, Aluminum, Chrome |
| PFD | Wheel, 16 X 6, Aluminum, Machined Face |
| PF7 | Wheel, 15 x 6, Aluminum Cast, Styled |
| PGO | Wheel, 16 x 6, Aluminum, Styled |
| PG1 | Wheel, 14 x 6, Steel |
| P96 | Equipment Mexican Modification Mandatory Base Equipment |
| QFB | P195/70 R14 All Season, Black Wall Tires |
| QJN | Tire All P205/60R15-90H BW R/ST TL ALS |
| QLG | P205/55 R16 Performance; Black Wall Tire |
| QPD | P195/65 R15 Touring; Black Wall Tires |
| RPA | Rear Parking Assist |
| SAL | Plant Code Ramos Arizpe, Mexico, GM DE Mexico |
| SVA | Holder Cup |
| TR2 | Lamp Turn Signal, Enlarged |
| TW4 | Package Cavalier Low-Priced |
| T43 | Spoiler Rear |
| T7N | Parts PKG Miscellaneous Parts For Police PKG |
| T7P | Equipment MISC EQUIP Chile |
| T7V | Fire Extinguisher 2 KG Dry Chemical |
| T79 | Fog Lamp, Rear |
| T84 | Headlamps Right Hand Rule of the Road, E Mark |
| UA6 | Theft Deterrent System |
| UD4 | Alarm Vehicle Speed, 120 K/H |
| UE1 | Communication System Vehicle, G.P.S. 1 |
| UH8 | Cluster Instrument, Cool Temp, Trip ODOM, Tach |
| UL2 | European Frequencies |
| UM6 | Radio, AM/FM Stereo Seek/Scan, Auto Reverse, Cassette, Clock |
| UM7 | Radio, AM/FM Stereo, Seek/Scan, Clock, ETR |
| UN0 | Radio, AM/FM Stereo, Seek/Scan, CD, Auto Tone, Clock, ETR |
| UQ3 | Speaker System Performance Enhanced Audio |
| US6 | Antenna Fixed, Painted, Radio |
| US8 | Radio, AM/FM Stereo, Seek/Scan, CD, Auto Tone, Clock ETR, MP3, RDS |
| UW6 | 6 Speaker System, Dual F/D Tweet and Woof, Dual Extended Range Shelf |
| UX7 | Speaker System 4, Dual Front Door Mounted, Dual Extended Range Package Shelf |
| U05 | Horn Dual |
| U1C | Radio, AM/FM Stereo, Seek/Scan, Compact DISC, Clock, ETR |
| U19 | Speedometer INST, KILO and Miles, KILO Odometer |
| U2E | Cluster INST, Cool TEMP, Trip ODOM |
| U2K | Digital Audio System S-Band |
| U25 | Lamp Interior, Rear Compartment, Courtesy |
| U79 | Speakers (4), 2 Rear Shelf, 1 Coaxial Per Door |
| U85 | Speakers System 8, QUAD FRT DR MTD, Shelf QUAD, Amplifier |
| VBX | Language Label, Arabic |
| VB1 | Label Shipping, Japan |
| VC4 | Label Price/Fuel Economy Puerto Rico and Virgin Islands |
| VC5 | Label Shipping, Except US, US Possessions, or Japan |
| VC7 | Label Price/Fuel Economy, Guam |
| VG8 | Vehicle Label, Notice to Buyer |
| VG9 | Protector Wax, Exterior Body |
| VH4 | Front Mud Guards |
| VH5 | Plate Vehicle Identification |
| VH9 | Envelope Owner Information Manual |
| VK3 | License Plate Front FRT Mounting PKG |
| VK4 | License Plate Front FRT Fascia Cover |
| VP6 | Noise Control |
| VR6 | Hook Tie Down |
| VT7 | Owners Manual, English Language |
| VY7 | Leather Shift Knob |
| V1A | Plant Operation Painted Exported Brake Rotors |
| V1G | Plant Operation Chevy Decklid Nameplate |
| V1H | Plant Operation Hood Blanket |
| V3C | Plant Operation Non-Asbestos Brake Linings |
| WE4 | Door, Dynamic, Side Impact |
| Y73 | Parts PKG Deluxe Headliner |
| WL9 | Model Conversion Police Vehicle |
| Z49 | Export Canadian MODIF Mandatory Base EQUIP |
| Z5X | Mirror Provisions, Arabic Language |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.