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

AK5

Restraint System FRT Seat, Inflatable, Driver and Passenger

AL2

Control Seat, Power Lumbar

AN3

Seat FRT BKT, Driv, Pass, Elec Body Supt Cont

AN4

Restraint Provisions Child

AQ9

Seat FRT BKT, Luxury

AR9

Seat FRT BKT, Deluxe

AU5

Lock Control Remote Entry, Low Power

AU8

Lock Control Remote Entry, Specific Frequency

AX4

Restraint System Seat, Man, European

A45

Memory Seat Adjuster, Mirror, Power, Driver & Enhanced Memory Personalization

BA0

Ornamentation Extr, Door, Nameplate

BV2

Ornamentation Extr RR Compt Lid

B19

Ornamentation Intr, Custom

B90

Ornamentation Extr Mldg, Side Window Reveal

CE1

Wiper System Windshield, Pulse, Moisture Sensitive

CF5

Sunroof, Glass, Sliding, Elec

CJ2

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

DA1

Arm Rest RR Seat, Storage

DC5

Mirror I/S RR Headlining, Illum

DD0

Mirror O/S LH & RH, Rem Cont, Elec, Defog, LT Sensitive

DD7

Mirror I/S R/V LT Sensitive, Compass

DD8

Mirror I/S R/V Light Sensitive,

DH4

Mirror O/S LH & RH, Rem Cont, Elec, Dual Man Folding, Heated LT Sensitive, Convex Glass, Painted

DR2

Mirror O/S LH & RH, Rem Cont, Elec, Dual Man Folding, Heated LT Sensitive, Color

DT4

Ashtray Cigarette Lighter

FE1

Suspension System Soft Ride

FE3

Suspension System Sport

FE7

Suspension System FRT & RR, HD

FV3

Ratio Transaxle Final Drive 3.11

FV4

Ratio Transaxle Final Drive 3.71

F45

Chassis Continuous Valve Real Time Damping

JL4

Control Active Brake

JL9

Brake System Pwr, FRT & RR Disc, Antilock, FRT & RR WHL

J55

Brake System Heavy Duty

KA1

Heater Seat

KG9

Generator 140 Amp

K05

Heater Eng Block

LD8

Engine Gas, 8 Cyl, 4.6L, MFI, V8, DOHC

LHD

Vehicle Drive Lefthand Drive

L37

Engine Gas, 8 Cyl, 4.6L, MFI, V8, DOHC, H0

MH1

Transmission Auto 4 Spd, Thm 4T80-E Electronic Conv Clutch

NP5

Steering Wheel Leather Wrapped

NV8

Steering Power, Magnetic Speed, Variable Assist

N26

Wheel, 16 x 7, Aluminum, Chrome, 7 Spoke

N30

Steering Wheel Deluxe

PF4

Wheel 16 x 7, Aluminum

QC8

Wheel 16 x 7, Aluminum, Chrome, Special

QDC

Tire All P235/60ZR16 BW, AL3

QPX

Tire All P225/60R16 BW ALS 97S

QQX

Tire All P235/60R16 BW AL3 99V

RHD

Vehicle Drive Right-hand Drive

TL4

Grille Painted

T96

Lamp Fog, FRT

UG1

Opener Garage Door, Universal

UM5

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

UQ4

Speaker System Bose, 4

UW6

Speaker System 6, Dual F/D Tweet & Woof, Dual Ext Range Shelf

UY9

Cluster Kilo & Miles, Mechanical Display

U1L

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

U1S

Player Multiple Compact Disc

U19

Speedometer Inst, Kilo & Miles, Kilo Odometer

U75

Antenna Power, Radio

VJ6

License Plate RR Pocket, Deluxe

V03

Cooling System Extra Capacity