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, Driver Seat, Power 6-Way

AG2

Adjuster, Passenger Seat, Power 6-Way

AJ1

Window Tinted, Deep Tint

AJ1

Window Tinted Deep, all except W/S and DRS

AM4

Rear Split Back Seat, Folding, Custom

AM6

Seat, Front Split, 3 Passenger, Center Arm Rest

AR9

Seat, Front, Bucket, Deluxe

ASF

Restraing Roof Side, Left and Right, Inflatable

AU0

Remote Keyless Entry

AU3

Power Door Locks

A28

Window, Rear Full Width, Sliding

A31

Window Power Operated, Side

BAG

Parts Package Export

BKE

Covering Floor Mat Set, Molded Carpet

BPA

Compartment Stowage, Rear Seat

BVE

Side Steps Running Board

B30

Covering, Floor Carpet

B32

Covering Floor Mats, Front Auxiliary

B33

Covering Rear Floor Mats, Auxiliary

B38

Covering Floor Vinyl, Front and Rear, Full Width

B4L

Label, Price Refer Geographic Chart

B4U

Performance Package Sport

B84

Molding B/S Exterior

C3H

GVW RATING 5300 lb

C42

HVAC System Heater Deluxe, Outside Air

C5A

GVW Rating 4900 lb

C5C

GVW Rating 5000 lb

C6F

GVW Rating 5150 lb

C6I

GVW Rating 4850 lb

C60

HVAC System Air Conditioner, Front Manual Controls

C7Y

GVW Rating 4700 lb

C8T

Tail Lamp, Clear Lens

DC4

Mirror, Inside, R/V Tilt, Dual Reading Lamps

DE2

Mirror, Outside Manual Control, Folding, Color

DE6

Mirror, Outside Remote Control, Electric, Dual Folding, Color

DF8

Mirror, Inside, R/V Light Sensative, Compass, Outside Temperature Display, Dual Reading Lamps

DNR

Equipment Dealer Installed

D06

Console Front Compartment Floor, Arm Rest

D31

Mirror Inside R/V Tilt

EN6

Cover, Rear Compartment Hard Folding, Rear Compartment, Cargo

EVA

Test DVT, Evaporator Emission Requirement

E01

Assist Steps

E15

Assist Steps, Chrome

E16

Assist Steps, Natural

E62

Body Equipment Stepside

E63

Body Equipment Fleetside PUBX

E95

Cover, Rear Compartment Tonneau, Rear Compartment

FF4

Arm Torsion Bar Spring Adjustment (C)

FF5

Arm Torsion Bar Spring Adjustment (D)

FK2

Arm Torsion Bar Spring Adjustment (A)

FK3

Arm Torsion Bar Spring Adjustment (B)

GT4

Axle Rear 3.73 Ratio (Dup with 5X1)

GU6

Axle Rear 3.42 Ratio

G80

Axle Positraction Limited, Slip

JA1

Brake, Light Weight, Disc/Drum

JJA

PT Dress Subassembly Installed (Modular Optimization Method Only)

KA1

Heater Seat, Front

KC5

Electrical Receptacle, Accessory

K05

Heater, Engine Block

K34

Cruise Control Automatic, Electronic

K60

Generator, 100 Amp

LK5

Engine, Gas, 4 Cylinder, 2.8 L, MFI, L4, Aluminum, DOHC, GM

L52

Engine, Gas, 5 Cylinder, 3.5 L, MFI, L5, Aluminum, DOHC, GM

MA5

Transmission, Manual 5-Speed, 82 mm, 3.753 1st, 0.729 5th

M30

Transmission, Automatic 4-Speed, 4L60E, Electronic

NP1

Transfer Case Electric Shift Control, Two-Speed

NP5

Steering Wheel Leather Wrapped

NT7

Emission System, Federal, Tier 2

NU1

Emission System, California, Level 2

NW7

Traction Control Powertrain, Management Only

NZZ

Sales Package Skid Plate, Off-Road Spot

N33

Steering Column Tilt Type

N40

Steering Power, Non-Variable Ration

N90

Wheel 15 x 7, Aluminum Cast, 4.75 inch Bolt

PF3

Wheel 15 x 6.5, Aluminum

PG1

Wheel 15 x 6, Steel

PPB

Equipment PUBX Extender

PUB

Cap PUBX Bed Rail

QA8

Wheel 17 x 8, Aluminum

QCE

Tire, P205/75R15/N Black Wall, All Season

QET

Tire P225/75R15/N Black Wall, R/PE ST TL All Season

QFL

Tire P235/75R15-105S Black Wall, R/PE ST TL All Season

QGR

Tire P235/50R17-95S Black Wall, TL All Season

QWU

Tire P265/75R15-112S Black Wall, TL, OOR

RDE

Rail PUBX Bed, Chrome

RDF

Rail PUBX Bed, Natural

RDG

Rail PUBX Bed, Gray

SLA

Plant Code Shreveport, LA, GM T&B

TR9

Lamp Group

TT5

Headlamps, Halogen, 2

T61

Lighting, Daytime Running

T62

Lighting, Daytime Running - Delete

T82

Headlamps Control Automatic On-Off

T96

Front Fog Lamp

UAA

Equipment Cluster Package - Tachometer, Trip Odometer, Volts, Oil, DIC

UA1

Battery, High Capacity, Wet

UB0

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

UC6

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

UE1

Communication System Vehicle, GPS 1

UL5

Radio - Delete

UM7

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

UQ3

Speaker System Performance, Enhanced Audio

UQ5

Speaker System 4, Dual Front Drive Mounted, Dual Extended Range, Quarter Mounted

U19

Speedometer Inst. Kilometer and Miles, Kilometer Odometer

U2K

Digital Audio System S-Band

VC4

Label Price/Fuel Economy Puerto Rico

VC5

Label Shipping, except US, US Possessions, or Japan

VC7

Label Price/Fuel Economy, Guam

VGC

Protector Film, Paint Etch Preventive

VG8

Vehicle Buyer Notice Label

VH4

Mud Flaps

VJA

Protector Endgate

VK3

License Plate Front, Front Mounting Package

VPH

Vehicle Preparation, Overseas Delivery

VP6

Noise Control

VR6

Hook Tie Down

VXS

Vehicle Complete

VXT

Vehicle Incomplete

V22

Grille Radiator, Chrome

V73

Vehicle Statement, US and Canada

V76

Hook Tow

V78

Vehicle Statement - Delete

V98

Factory Delivery Processing

XCE

Tire Front P205/75R15/N Black Wall

XET

Tire Front P225/75R15 Black Wall, R/PE ST TL All-Season

XFL

Tire Front P235/75R15-105S Black Wall, R/PE ST TL All-Season

XGR

Tire Front 235/50R17-195H Black Wall TL AL2

XWU

Tire Front P265/75R15-112S Black Wall TL OOR

X88

Conversion Name PLate, Chevrolet

YCE

Tire Rear P205/75R15/N Black

YC0

Convenience Package Decor Level Base

YC1

Convenience Package Decor Level #1

YC3

Convenience Package Decor Level #3

YET

Tire Rear P225/75R15 Black Wall

YFL

Tire Rear P235/75R15-105S Black Wall R/PE ST TL All Season

YGR

Tire Rear P235/50R17-95S Black Wall TL AL2

YWU

Tire Rear 265/75R15-112S Black Wall TL OOR

ZAA

Tire, Spare Compact

ZFL

Tire, Spare P235/75R15-105S Black Wall R/PE ST TL All Season

ZQ8

Chassis Package Sport

ZW9

Body Equipment Base Body OR Chassis

Z49

Export Canadian Modified, Mandatory Base Equipment

Z59

Chassis Package High Stance 4x2

Z71

Chassis Package Off-Road

Z82

Trailer Provisions Special Equipment, H.D.

Z85

Chassis Package Increased Capacity

Z88

Conversion Name Plate "GMC"

1Q6

Vehicle Inspection Pre-delivery Form