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

AAB

Memory Driver Convenience Package

AJ1

Window Tinted, Deep Tint All Except W/S and Drs

AJ7

Restraint System Seat, Inflatable, Driver & Pass, Frt & Side

AK5

Restraint System Seat, Inflatable, Driver & Pass

AL6

Restraint Cargo

AM7

Seat, RR Folding

AM9

Seat RR Split Back, Folding

AP9

Net Convenience

AR9

Seat Frt Bkt, Deluxe

AU0

Lock Control Remote Entry

AX4

Restraint Conversion Seat, Man, European

A50

Seat Frt Bkt

BAG

Parts Pkg Export

BVE

Parts Package Export

B30

Covering Floor Carpet

B32

Covering Frt Floor Mats, Aux

B33

Covering Rear Floor Mats, Aux

B42

Covering Floor Mat, Lugg Compt, Fitted

CE1

Wiper System Windshield, Pulse, Moisture Sensitive

CE4

Washer Headlamp, High Pressure

CF5

Roof Sun, Glass, Sliding, Elec

CJ2

HVAC System Air Conditioner Frt, Auto Temp Cont, Aux Temp Cont

CJ3

HVAC System Air Conditioner Frt, Man Temp Cont, Aux Temp Cont

C4D

GVW Rating 5, 550 lbs

C49

Defogger RR Window, Electric

C5N

GVW Rating 5,750 lbs

C7H

GVW Rating 6, 400 lbs/2, 900 kg

DD7

Mirror I/S R/V, Lt Sensitive Compass

DF5

Mirror I/S R/V Lt Sensitive Compass, O/S Temp Display

DK2

Mirror, O/S LH & RH Remote Control, Electric, Heated, Color

DK7

Console Roof Interior, Custom

DK9

Mirror O/S LH & RH, Remote Control, Electric, Heated, Turn Signal Indicator, Color

DP1

Mirror Provisions Convex Glass

DR1

Mirror, O/S LH & RH, Manual Control, Color

D25

Mirror O/S LH & RH, Remote Control, Electric, Heated, Light Sensitive, Manual Folding, Turn Signal Indicator, Color

D59

Mirror O/S LH & RH, Remote Control, Electric, Heated, Light Sensitive, Power Folding, Turn Signal Indicator, Color

GT4

Axle Rear 3.73 Ratio (Dup with 5X1)

GT5

Axle Rear 4.10 Ratio (Dup with GT8)

GU6

Axle Rear 3.42 Ratio

G67

Level Control Auto, Air

G80

Axle Positraction Limited, Slip

JE1

Brake System Europe

JF8

Brake Vac Power, 4 Whl Disc

KA1

Heater Seat, Frt

KG4

Generator 150 Amp

K05

Heater Engine Block

K34

Cruise Control Automatic, Electronic

LL8

Engine, Gas, 6 Cyl, 4.2 L, MFI, DOHC, L6, Alum, GM

M30

Transmission, Auto 4 Spd, Hmd, 4L60-E, Electronic

NC1

Emission System California, LEV

NF2

Emission System Federal, Tier 1

NF7

Emission System Federal, NLEV

NP4

Transfer Case Active, All Wheel Drive (AWD)

NP5

Steering Wheel Leather Wrapped

NP7

Steer Column EEC Approved

NW7

Traction Control Powertrain Management Only

N40

Steering Power, Non-Variable Ratio

N74

Wheel 17 x 7, Aluminum, Sport

N75

Wheel 17 x 7, Aluminum, Custom

N77

Wheel 17 x 7, Aluminum, Deluxe

N79

Wheel Spare Full Size, Steel

N80

Wheel 17 x 7, Aluminum, Premium

N86

Wheel Spare Full Size, Low Mass Aluminum

QC3

Wheel 16 x 7, Aluminum, Special

QC4

Wheel 16 x 7, Aluminum, Custom

QRE

Tire All P245/70R16-106S, BW PE/ST TL ALS

QRF

Tire All P245/70R16-106S, WOL PE/ST TL ALS

QTE

Tire All P245/65R17-105S BW PE/ST TL OOR

QTM

Tire All P245/65R17-105S BW PE/ST TL ALS

QTR

Tire All P245/65R17-105S WOL PE/ST TL OOR

Q4B

GVW Rating 6, 200 lbs

RYJ

Covering Cargo Area, Retractable

STW

Steering Wheel Leather Wrapped with Redundant Controls

TB4

Body Equipment Lift Gate (Manual)

T61

Lamp System Daytime Running

T96

Lamp Fog, Frt

UA6

Theft Deterent Sys

UC6

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

UE1

Communication System Vehicle, G.P.S. 1

UG1

Opener Garage Door, Universal

UK6

Radio Control Rear Seat and Earphone Jacks

UNO

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

UPC

Recorder Convenience, Recall

UPO

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

UQA

Speaker System Premium Performance Enhanced Audio

U42

Entertainment Pkg Rear Seat

U68

Display Driver Info Center

U73

Antenna Fixed, Radio

U84

Antenna Body Side Window, Radio

VPH

Vehicle Preparation Overseas Delivery

VR6

Hook Tie-Down Shpg

V40

Provisioni Options Ultra Seating Pkg - Power Adjust, Recline, Lumbar

V73

Vehicle Statement USA/Canada

X88

Conversion Name Plate: Chevrolet

YC5

Convenience Package Decor Level #5

YC6

Convenience Package Decor Level #6

ZM5

Sales Package Underbody Shield

ZW7

Chassis Package Premium Smooth Ride

Z70

Conversion Name Plt Oldsmobile

Z88

Conversion Name Plt GMC