GM Service Manual Online
For 1990-2009 cars only

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

AG1

Adjuster Front Driver Seat Power, 6 Way

AG2

Adjuster Front Passenger Seat Power, 6 Way

AK5

Restraint System Front Seat, Inflatable, Driver and Passenger

AL2

Control Seat, Power Lumbar

AL7

Seat Front Split, Passenger/Driver. 8 Way Adjust, 2 Way Lumbar

AM1

Control Seat, Manual Lumbar, Driver

AM2

Control Seat, Manual Lumbar, Passenger

AM6

Seat Front Split Bench

AN4

Restraint Provisions Child

AP9

Restraint Convenience, Net

AQ7

Seat Front Split, 3 Passenger, 6 Way Adjust, Reclining

AQ9

Seat Front Bucket, Pass, Driver, Reclining

AS7

Seat Front Split

AT6

Adjuster Passenger Seatback Manual, Recline

AU0

Lock Control Remote Entry

AU1

Lock Control Side Door, Fuel Filler Door, Electric

AU4

Lock Control Side Door, Electric. Automatic

A43

Memory Seat Adjuster, Mirror, Power, Driver

A79

Adjuster Front Seatback Manual Driver, Reclining

A80

Adjuster Front Seatback Power Driver, Reclining

A81

Adjuster Passenger Seatback Power, Reclining

A90

Lock Rear Compartment Lid, Remote Control Electric Release

B57

Ornamentation Extr Deluxe

B94

Ornamentation Exterior Emblem, Body, Var 1

CF5

Sunroof, Glass, Sliding, Electric

CJ2

HVAC System Air Conditioning Front, Auto Temp Cont, Aux Temp Cont

C57

Vent Forced Air

C61

HVAC System Air Conditioner Front Auto Controls

C67

HVAC System Air Conditioner Front Electronic Controls

C68

HVAC System Air Conditioner Front Auto, Electronic Controls

C90

Lamp, Interior, Front and Rear Doors, Courtesy

C97

Lamp, Interior Illuminated Entry

DA0

Arm Rest Front Seat, Storage

DA1

Arm Rest Rear Seat, Storage

DC4

Mirror Inside Rear View Tilt, Dual Reading Lamps

DC6

Mirror Outside LH/RH, Remote Control, Electric, Heated, Folding, Color

DD0

Mirror Outside LH & RH, Remote Control, Electric, Heated, Light Sensitive

DD7

Mirror Inside Rear View Light Sensitive, Compass

DG7

Mirror Outside LH/RH, Remote Control, Electric, Color

DH6

Mirror Inside, Sunshade, Illuminated, LH/RH

DK5

Mirror Outside LH/RH, Remote Control, Electric, Heated, Color

DK6

Console Roof Interior

D35

Mirror Outside LH Remote Control, RH Manual Control, Color

D55

Console Front Compartment, Floor

FE1

Suspension System Soft Ride

FE2

Suspension System Ride, Handling

FQ3

Ratio Transaxle Final Drive 2.86

FR2

Ratio Transaxle Final Drive 2.93

F41

Suspension System Front and Rear Firm Ride, Handling

F83

Ratio Transaxle Final Drive 3.05

G67

Level Control Auto, Air

ICD

Trim Interior Design (CD)

IC6

Trim Interior Design (C6)

IF3

Trim Interior Design (F3)

IHC

Trim Interior Design (HC)

IHE

Trim Interior Design (HE)

IH2

Trim Interior Design (H2)

IL2

Trim Interior Design (L2)

JM4

Brake System Power, Front Disc, Rear Drum, Cast Iron, Antilock, Front and Rear Wheel

KB9

Control Electronic, Trans Shift

KG9

Generator 140 Amp

K05

Heater Eng Block

KP2

Timer, Retained Accesory Power

L36

Engine Gas, 6Cyl, 3.8L, MFI, V6, HO

L67

Engine Gas, 6Cyl, 3.8L, MFI, V6, Supercharged

MH3

Transmission Auto 4 Spd, 4T65-E

MH7

Transmission Auto 4 Spd, 4T65-E, Heavy Duty

MX0

Merchandised Transaxle Auto Provisions, Overdrive

M15

Transmission, Automatic 4 Speed, HMD, 4T65E, Enhanced Electronic

NC6

Exhaust System, Sporty

NK5

Steering Wheel Standard

NP5

Steering Wheel Leather Wrapped

NV8

Steering Power, Magnetic Speed, Variable Assist

NW9

Traction Control Electronic

N73

Wheel Custom Sport, Var 4

N81

Tires Spare, Fullsize

N91

Cover Simulated Wire Wheel, Lock

PA3

Wheel 15 X 7, Aluminum, Styled

PA6

Wheel Styled, Painted

PF5

Wheel 16 x 7, Light Metal Alloy

PF9

Wheel 16 X 7, Aluminum Cast

PG1

Wheel 15 X 6, Steel

PH3

Wheel 15 X 6, Aluminum Cast, 115mm Bolt Circle

PX0

Wheel 16 x 7, Aluminum, Styled

PY0

Wheel 16 x 6.5, Aluminum

P05

Wheel Chrome, Var 1

P42

Tires Self Sealing

QD5

Wheel Spare Compact, Aluminum

QGY

Tire All P205/70R15/N BL R/PE ST TL ALS

QGZ

Tire All P205/70R15/N WS R/PE ST TL ALS

QNX

Tire All P225/60R16/N BL AL2

QPE

Tire All P215/60R16/N BL R/PE ST TL AL2

QPH

Tire All P215/65R15/N BL R/PE ST TL AL2

QPX

Tire All P225/60R16 BW, ALS 97S

QPY

Tire All P225/60R16-97S WS2 R/PE ST TL ALS

QVG

Tire All P225/60R16/N BL R/PE ST TL AL3 97H

T2N

Shaft Front Stabilizer, Tubular

T2T

Control Remote, Illuminated Entry, Retained Accessory Power

T37

Lamp Fog, Deluxe

T87

Lamp Cornering

T96

Lamp Fog, Front

UA1

Battery High Capacity, Wet

UA6

Theft Deterrent System

UB3

Cluster Instrument, Oil, Cool, Temp, Volts, Trip, Odom, Tach

UH8

Cluster Cool, Temp, Tach, Trip Odom

UJ2

Indicator Engine Oil Life

UK3

Electronic System Accessory Cont

UL0

Radio AM/FM Stereo, Seek/Scan, Auto REV Music Search Cass, Auto Tone, Clock, ETR

UL2

Frequencies European Radio

UM7

Radio AM/FM Stereo, Seek/Scan, Clock, ETR

UN0

Radio AM/FM Stereo, Seek/Scan, Compact Disc, Auto Tone, Clock, ETR

UN6

Radio AM/FM Stereo, Seek/Scan, Auto Rev Music Search Cass, Clock, ETR

UP0

Radio AM/FM Stereo, Seek/Scan, Auto Rev Music Search Cass, CD, Auto Tone, Clock, ETR

UP3

Radio AM/FM Stereo, Seek/Scan, Compact Disc, Equalizer, Clock, ETR

UQ8

Speaker System 4, Dual Front Extended Range, Dual Extended Range Package Shelf/Quarter

US6

Antenna, Fixed, Painted, Radio

US7

Antenna Power, Painted, Radio

UT6

Radio AM/FM Stereo, Seek/Scan, Auto Reverse Music Search Cass, Equalizer, Clock, ETR

UV5

Display Service Reminder

UV6

Display Head Up

UW6

Speaker System 6, Dual Front Door Tweet & Woof, Dual Extended Range Shelf

UX7

Speaker System 4, Dual Front Door Mounted, Dual Extended Range Package Shelf

UZ8

Speaker System 8, Bose, Quad Front Door Mounted, Quad Rear Package Shelf, Amplifier

UC1

Radio AM/FM Stereo, Seek/Scan, Compact Disc, Clock ETR

U19

Speedometer Instrument, Kilo & Miles, Kilo Odometer

U2F

Cluster Instrument, Oil, Cool, Temp, Trip Odom, Tach, Driver Info Center, Compass, Turbo Boost

U23

Cluster Instrument, Trip Odom

U50

Cluster Instrument, Oil, Cool, Temp, Volts, Trip Odom, Tach, Driver Info Center, Compass

U77

Antenna Rear Window, Radio

VG6

Label Information Bumper Impact, 5 MPH, California

VG8

Vehicle Label, Notice to Buyer

VH9

Envelope Owner Info Manual

VK3

License Plate Front Mounting Package

VL9

Label Information Bumper Impact, 5 MPH Front and 2.5 MPH Rear, New York

WJ7

Trim Override Interior Leather

YF5

Certification Emission, California

Y98

Ride Control System Electronic