GM Service Manual Online
For 1990-2009 cars only

The following table provides the description of the Regular Production Option (RPO) codes that are available on the vehicle. The vehicle's RPO list is printed on the Service Parts Identification Label.

RPO

Description

AE7

60/40 Front Split Bench Seat, Driver, Passenger Easy Entry

AG2

Adjuster, Front Passenger Seat Power 6-Way (Req. IP2)

AG9

Adjuster Seat Power 6-Way Dr/Pass (GME Req. Y94 - Pont Req. IPC Cloth)

AJ1

Window Tinted Deep, All Except Windshield and Doors (Frt) (Solar Privacy Glass)

AM7

Seat, Rear Folding

APC

Provisions, Front Bucket Seating

APD

Provisions, Front Bench Seating

APR

Sales Incentive, 2500 Work Truck

AS3

Seat, Rear Suburban

ATZ

Seat, Rear Delete

AT5

Seat, Rear Folding, Center

AU0

Lock Control: Remote Entry

AU3

Locks, Power Door

AU6

Electric End Gate Lock Remote Release

A20

Window: Rear Quarter Swing Out

A21

Window: Non Encapsulated Glass

A31

Window: Power

A50

Seat, Front Bucket

A52

Seat, Front Bench

A95

Seat, Front Bucket, High Back, Pass and Driver Reclining

BAG

Parts Package, Export

BG9

Floor Covering, Rubber

BNP

Molding Wheel Opening Delete

BVE

Steps, Running Board

BYP

Sales, Sport Equipment Package

BZY

Liner, Pickup Box

B30

Floor Covering, Carpet

B71

Molding, Wheel Opening Colored

B85

Molding, Body Side, Exterior

B96

Molding, Wheel Opening

CKD

Vehicle Completely Knocked Down

C25

Wiper System, Rear Window

C3F

7700 LBS GVW Rating

C36

Auxiliary Heater

C49

Defogger Rear Window Electric

C5B

15000Lbs. GVW Rating

C51

8050 LBS. GVW Rating

C5M

6100 LBS GVW Rating

C5P

6250 LBS GVW Rating

C5Q

6300 LBS GVW Rating

C5S

6600 LBS. GVW Rating

C5U

6800KBS, GVW Rating

C6A

7300 LBS. GVW Rating

C6E

9400 LBS. GVW Rating

C6P

8600 LBS. GVW Rating

C6U

9000 LBS. GVW Rating

C6W

9200 LBS. GVW Rating

C6Y

9600 LBS. GVW Rating

C60

HVAC System, Front Air Conditiong

C69

HVAC System, Rear Air Conditing

C7A

10000 LBS GVW Rating

C7E

11000 LBS GVW Rating

C7I

6450 LBS GVW Rating

C7L

12000 LBS GVW Rating

DDO

Mirror, Outside, LH and RH, Electric, Heated Electrochromic

DD7

Mirror: I/S, Rearview Light Sensitive, Compass

DE2

Mirror: O/S, LH & RH, Folding, Painted

DF2

Mirror: O/S, LH & RH, Camper Style, Stainless Steel

DF5

Mirror: I/S, Rearview, Electrochromic, Compass and Outside Temperature

DG5

Mirror: O/S LH & RH, Large Stainless Steel

DK6

Console: Roof, Interior

D07

Console: Front Compartment Floor

D44

Mirror: Outside, Painted

D45

Mirror: Outside, Stainless Steel

D48

Mirror: Outside, Remote Control, Electric

D55

Console, Front Compartment, Floor

EF1

Bumper Provisions, Rear, Delete

E24

Door, Rear Side Hinged

E55

Body Equipment End Gate

E63

Body Equipment, Fleetside Pickup Box

FF4

Torsion Bar Spring Adjuster (C)

FF5

Torsion Bar Spring Adjuster (D)

FF6

Torsion Bar Spring Adjuster (E)

FF7

Torsion Bar Spring Adjuster (F)

FF8

Torsion Bar Spring Adjuster (G)

FF9

Torsion Bar Spring Adjuster (H)

FG5

Shock Absorbers: Front & Rear, Gas, Delco/Billstein, 46MM

FK2

Torsion Bar Spring Adjuster (A)

FK3

Torsion Bar Spring Adjuster (B)

F44

Chassis, Heavy Duty

F51

Shock Absorbers, Front and Rear, Heavy Duty

F60

Spring, Front, Heavy Duty

F61

Stabilizer Shaft: Rear

GK9

Rear Axle: 4.63 Ratio

GTY

Axle Wide Track

GT4

Rear Axle: 3.73 Ratio

GT5

Rear Axle: 4.10 Ratio

GU4

Rear Axle: 3.08 Ratio

GU6

Rear Axle: 3.42 Ratio

G80

Rear Axle: Positraction

HC4

Rear Axle: 4.56 Ratio

HC7

Rear Axle: 5.13 Ratio

JB5

Brake System: Power, Front Disc, Rear Drum, 6400 LBS

JB6

Brake System: Power, Front Disc, Rear Drum, 7200 LBS

JB7

Brake System: Power, Front Disc, Rear Drum, 8400 LBS

JB8

Brake System: Power, Front Disc, Rear Drum, 10000 LBS

JD5

Brake System: Dual Power, Front Disc, Rear Drum, 6400 LBS

JD6

Brake System: Hydraulic Power, Front Disc, Rear Drum, 7200 LBS

JD7

Brake System: Hydraulic Power, Front Disc, Rear Drum, 8400 LBS

JF9

Brake System: Hydraulic Power, Four Wheel Disc

KA1

Heated Seats, DR/PS, High Back Buckets w/Leather

KC4

Cooling System, Engine Oil

KFU

Consumers Energy Fleet Incentive

KG9

Generator, 140 Amp

KL5

Modification Engine, Natural Gas

KL6

Provisions, Natural Gas

KNP

Transmission, Heavy Duty Cooling System

KW2

Generator, 124 Amp

KXB

Dual Generator, 100 Amp

K02

Fan: Radiator Booster

K05

Heater: Engine Block

K19

Electric Air Injection System

K34

Cruise Control: Automatic, Electronic

K47

Air Cleaner, High Capacity

K53

Robust Fuel System Fuel Sensor

K60

Generator: 100 Ampere

K68

Generator: 105 Ampere

L29

Engine: 7.4 Liter V8, MFI

L31

Engine: 5.7 Liter V8, CPI

L56

Engine Diesel: 6.5 Liter V8, Turbo

L65

Engine Diesel: 6.5 Liter V8, Turbo

MT1

Transmission: 4L80-E, 4-Speed Automatic, Electronic

MW3

Transmission: Manual 5-Speed, New Venture Gear

M30

Transmission: 4L60-E, 4-Speed Automatic, Electronic

NA1

Emission System: GVW Less than 8500 LBS

NA4

Emission System: GVW Above 8500 LBS

NB6

Emission System: California, Tier 1

NC1

Emission System:California, LEV

NF2

Emission System: Federal, Tier 1

NM8

Leaded Fuel System Compatible

NN8

Emission Override Unleaded Fuel, Export

NP1

Transfer Case, Electronic Shift, Two Speed

NP8

Two Speed Case Pushbutton Control

NP5

Steering Wheel: Leather Wrapped

NQZ

Fuel Tank, Auxiliary, Rear Mounted, 18 Gallon, Delete

NRQ

Exhaust Close Coupled

NY1

Shield, Fuel Tank

NZZ

Sales Package, Skid Plate, Off Road Sport

N33

Steering Column: Tilt Type

N83

Wheel: 15 x 7, Chrome Styled

N90

Wheel: 15 x 7, Aluminum Cast, 4.75 Inch Bolt Circle

PAC

Police Conversion Sales Package (Base)

POD

Police Conversion Sales Package (Uplevel)

PC5

Wheel, 15 x 7, Steel Styled

PF4

Wheel, 16 x 7, Aluminum Cast

PO6

Wheel, Trim Discs

PX2

Chrome Style Aluminum Wheel

QBN

Tire: All, LT245/75R16/C BW R/PE ST TBL OOR

QBX

Tire: All, LT245/75R16/C WOL R/PE ST TBL OOR

QFL

Tire: All, P235/75R15 BW R/PE ST TL ALS 105S

QFN

Tire: All, P235/75R15 WL R/PE ST TL ALS 105S

QGA

Tire: All, P245/75R16 BW R/PE ST TL ALS 109S

QGB

Tire: All, P245/75/R16 WOL R/PE ST TL ALS 109S

QGC

Tire: All, P265/75/R16 BW R/PE ST TL ALS 114S

QGD

Tire: All, P265/75/R16 WOL R/PE ST TL ALS 114S

QHA

Tire: All, P235/75/R15/X BW R/PE ST TL ALS

QHM

Tire: All, P235/75R15 WOL R/PE ST TL ALS 108S (X Load)

QIW

Tire: All, P245/75/R16 BL R/PE ST TL OOR

QIZ

Tire: All, P245/75/R16 BL R/PE ST TL ALS

QMJ

Tire: All, P265/70R16 BW R/PE ST TL AL2 111S

Q2G

Tire: All, P23570R15 BW R/PE ST TL AL3 102V

Q4B

GVW RATING 6200 LBS

RHD

Right Hand Drive

R04

Wheel, Single Rear

R05

Wheel, Dual Rear

R4J

All Goodrich Tire Brand

R4Y

All Goodyear Tire Brand

TGK

Color Combination Solid, Special Paint

TGL

Color Combination Two Tone, Special Paint

TP2

Battery Auxiliary, Camper

TP3

Dual 600 CCA Battery

TL1

Grille: Special

TR2

Unique Export

T17

Tire Brand All (Firestone)

T2H

Ornamentation Extr, Export Unique Requirements

T62

Lighting, Daytime Running, Delete

T85

Headlamps: LH Rule of Road, E Mark

UC2

Speedometer: Instrument, Kilometers & Miles, Kilometer Odometer, Positive Bias

UD4

Alarm: Vehicle Speed, 120 K/H

UG1

Homelinkā„¢ 3-Channel Transmitter

UK1

Radio, Frequencies, Japanese

ULO

Radio: AM/FM Stereo, Seek/Scan, Auto Reverse Cassette, Music Search

UL2

Radio, Frequencies, European

UL5

Radio: Delete

UM6

Radio: AM/FM Stereo, Seek/Scan, Auto Reverse Cassette, Clock, ETR

UM7

Radio: AM/FM Stero, Seek/Scan, Clock, ETR

UN0

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

UP0

Radio: AM/FM Stereo, Seek/Scan, Auto Reverse, Music Search, Cassette, Compact Disc Player, Auto Tone

UQ3

Speaker System Performance Enhanced Radio

UQ5

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

UV8

Mobile Telephone Provisions

UW3

Radio: AM/FM Stereo, Seek/Scan, Auto Reverse, Music Search

UY1

Wiring Provisions, Camper

U01

Roof Marker Lamp, Five

U1Z

Passenger Compartment Multiple Compact Disc Player

U19

Speedometer Inst. Kilo and Miles

VB3

Bumper, Rear Step, Chrome, Impact Strip

VC0

Vehicle Label, Noise Control Information

VGC

Paint Etch Protector Film

VG3

Bumper, Front Impact Strip

VK3

License Plate, Front Mounting Package

VK5

Seat: Temporary, For Shipping

VPH

Vehicle Preparation Overseas Delivery

VP6

Noise Control

VR4

Trailer Hitch: Weight Distributing Platform

VR6

Hook: Tie Down

VWX

Base Vehicle Grille

VYU

Provisiions, Snow Plow Prep

VXS

Vehicle Complete

VXT

Vehicle Incomplete

V10

Provisions: Cold Climate

V22

Grille Chrome, Radiator

V27

Guards, Front Bumper

V43

Bumper, Rear Step, Painted

V54

Luggage Carrier, Roof, Painted

V60

Vehicle Statement Gulf States Organization, Incomplete Vehicle

V73

Vehicle Statement US/Canada

V76

Tow Hook

V78

Vehicle Statement Delete

V87

Vehicle Statement Gulf States Organization

W99

Equipment Misc Equip For Venez

XBN

Tire: Front, LT245/75/R16/C BL R/PE ST TBL OOR

XBX

Tire: Front, LT245/75/R16/C WOL R/PE ST TBL OOR

XFL

Tire: Front, P235/75/R15 ST TL ALS B/W

XFN

Tire: Front, P235/75/R15/N WL R/PE ST TL ALS 105S

XGA

Tire: Front, P245/75/R16 BW R/PE ST TL AT 109S

XGB

Tire: Front, P245/75/R16 WOL R/PE ST TL AT 109S

XGC

Tire: Front, P265/75/R16 BW R/PE ST TL AT 114S

XGD

Tire: Front, P265/75/R16 WOL R/PE ST TL AT 114S

XGK

Tire: Front, LT245/75/R16 BL R/PE ST OOR

XHA

Tire: Front, P235/75/R15X BL R/PE ST TL ALS

XHH

Tire: Front, LT245/75/R16E BL R/PE ST ALS

XHM

Tire: Front, P235/75/R15 WOL R/PE ST TL ALS 108S (X/LOAD)

XHP

Tire: Front, LT225/75/R16D BL R/PE ST TL ALS

XHR

Tire: Front, LT225/75/R16D BL R/PE ST TL OOR

XMJ

Tire: Front, P265/70R16 BW R/PE ST TL AL2 111S

XQG

Tire: Front, P235/70R15 BW R/PE ST TL AL3 102V

XTN

Tire: Front, 225/70R9.5F BW R/ST ST TL TWY

XYK

Tire: Front, LT215/85R16D BL R/PE ST TL OOR

XYL

Tire: Front, LT215/85R16D BL R/PE ST TL HWY

X78

Colombia Equipment

X88

Conversion Name Plate - CHEVROLET

YBN

Tire: Rear, LT245/75R16C BL R/PE ST TBL OOR

YBX

Tire: Rear, LT245/75R16C WOL R/PE ST TBL OOR

YE9

Convenience Package Comfort and Decor Level #3

YFL

Tire: Rear, P235/75R15 BW R/PE ST TL ALS

YFN

Tire: Rear, P235/75R15N RWL R/PE ST TL ALS 105S

YF2

Sales Package, Ambulance Upfitter

YF7

Sales Package, Recreational Vehicle Upfitter

YGA

Tire: Rear, P245/75R16 BW R/PE ST TL AT 109S

YGB

Tire: Rear, P245/75R16 WOL R/PE ST TL AT 109S

YGC

Tire: Rear, p265/75R16 BW R/PE ST TL AT 114S

YGD

Tire: Rear, P265/75R16 WOL R/PE ST TL AT 114S

YG6

HVAC System Air Conditioning

YGK

Tire: Rear, P245/75R16E BL R/PE ST OOR (9591214)

YHA

Tire: Rear, P235/75R15X BL R/PE ST TL ALS

YHH

Tire: Rear, P245/75R16E BL R/PE ST ALS

YHM

Tire: Rear, P235/75R15 WOL R/PE ST TL ALS 108S (X/LOAD)

YHP

Tire: Rear, LT225/75R16D BL R/PE ST TL ALS

YQG

Tire: Rear, p235/70R15 BW R/PE ST TL AL3 102V

YTN

Tire: Rear, LT225/70R19.5 BW R/ST ST TL HWY

YMJ

Tire: Rear, LT215/85R16D BL R/PE ST TL HWY

YYL

Tire: Rear, LT215/85R16D BL R/PE ST TL OOR

Y91

Sales Package Luxury (GMT 425)

YG6

Conversion Name PLT Holden

ZBN

Tire: Spare LT245/75R16C BL R/PE ST TBLE OOR

ZBX

Tire: Spare LT245/75R16C WOL R/PE ST TBLE OOR

ZFL

Tire: Spare P235/75R15 BW R/PE ST TL ALS 105S

ZFN

Tire: Spare P235/75R15N RWL R/PE ST TL ALS 105S

ZGA

Tire: Spare P245/75R16 BW R/PE ST TL ALS 109S

ZGB

Tire: Spare P245/75R16 WOL R/PE ST TL AT 109S

ZGC

Tire: Spare P265/75R16 BW R/PE ST TL AT 114S

ZGD

Tire: Spare P265/75R16 WOL R/PE ST TL AT 114S

ZGK

Tire: Spare LT245/75R16E BL R/PE ST OOR

ZHA

Tire: Spare P235/75R15X BW R/PE ST TL ALS

ZHH

Tire: Spare LT245/75R16E BL R/PE ST ALS

ZHM

Tire: Spare P235/75R14 WOL R/PE ST TL ALS 108S (X/LOAD)

ZHP

Tire: Spare LT225/75R16D BL R/PE ST TL ALS

ZHR

Tire: Spare LT225/75R16D BL R/PE ST TL OOR

ZK3

99 Pull-Ahead Design

ZMJ

Tire: Spare P265/70R16 BW R/PE ST TL AL2 111S

ZM9

Sales Package Comfort and Convenience (Utility/Suburban Feature Package)

ZN1

Export Sales Package

ZP6

Sales Package Combination, Rear Window Wiper/Rear Window Defogger

ZQG

Tire: Spare P235/70R15 BW R/PE ST TL AL3 102A

ZTN

Tire: Spare LT225/70R19.5F BW R/ST ST TL HWY

ZW9

Body Equipment, Base Body or Chassis Cab

ZYK

Tire: Spare LT215/85R16D BL R/PE ST TL HWY

ZYL

Tire: Spare LT21585R16D BL R/PE ST TL OOR

ZY1

Color Combination, Solid

ZY2

Color Combination, Two Tone

ZY4

Color Combination, Deluxe Two Tone

Z49

Export, Canadian Modified Mandatory Base Equipment

Z5X

Mirror Provisions - Arabic Lanuage

Z56

Police Conversion Chassis Package

Z71

Chassis Package/Off-Road

Z81

Camper Special

Z82

Trailer Provisions Special Equipment, Heavy Duty

Z88

Conversion Name Plate, GMC TRUCK

01L

Exterior Color Secondary, Special

01U

Exterior Color Primary, Special

1M1

Marking U.S. Army Reflective White

1M3

Marking U.S Navy Reflective White

11L

Secondary Color Exterior, Pewter Metallic

11U

Primary Color Exterior, Pewter Metallic

12U

Primary Color Exterior, Linen White

13C

Trim Combination Colth, Light Gray

13D

Trim Combination Cloth, Light Gray

13I

Interior Color, Light Gray

13V

Trim Combination Vinyl, Light Gray

132

Trim Combination Leather, Light Gray

14L

Secondary Color, Exterior, Storm Gray Metallic

14U

Primary Color Exterior, Storm Gray Metallic

17U

Primary Color Exterior, Silvermist Metallic

18U

Primary Color Exterior, Dark Green Gray Metallic

19U

Primary Color Exterior, Lamp Balck

23U

Primary Color Exterior, Ocean Blue

24L

Secondary Color Exterior, Opal Bule

24U

Primary Color Exterior, Opal Blue

24U

Primary Color Exterior, Medium Blue Metallic

25L

Secondary Color Exterior, Bright Blue Metallic

26B

Trim Combination Cloth, Navy

26C

Trim Combination Cloth, Navy

26D

Trim Combination Cloth, Navy

26I

Interior Trim, Navy

26V

Trim Combination Vinyl, Navy

262

TrimCombination Leather, Navy

29U

Primary Color Exterior, Dark Blue

3EC

Tire Rear, LT215/85R16E BL R/ST TL HWY

3ED

Tire Rear, LT215/85R16E BL R/ST ST TL ALS

34U

Primary Color Exterior, Medium Blue Metallic

35L

Secondary Color Exterior, Laguna Green

39L

Secondary Color Exterior, Indigo Blue Metallic

39U

Primary Color Exterior, Indigo Blue Metallic

4BL

Tire Spare, LT265/75PR16D RWL R/PE ST TL AT

4EC

Tire Spare, LT215/85R16E BL R/ST ST TL HWY

4ED

Tire Spare, LT215/85R16E BL R/ST ST TL ALS

41L

Secondary Color Exterior, Black

41U

Primary Color Exterior, Black

43U

Primary Color Exterior, Emerald Green

46U

Primary Color Exterior, Dark Green

50U

Primary Color Exterior, Olympic White

51L

Secondary Color Exterior, Dark Toreador Metallic

51u

Primary Color Exterior Dark Toreador, Metallic

52B

Trim Combination Cloth, Light Neutral

52C

Trim Combination Cloth, Light Neutral

52D

Trim Combination Cloth, Light Neutral

52I

Interior Trim, Light Neutral

52V

Trim Combination Vinyl, Light Neutral

522

Trim Combinatiion Leather, Light Neutral

552

Secondary Color Exterior Light Autumwind Metallic

56A

Stripe Color Accent, Medium Beige/Black

6DC

Compartment Front LH Computer Sel Suspension

6GC

Front LH Computer Sel Supension

6GF

Front LH Computer Sel Supension

6GG

Front LH Computer Sel Supension

6GH

Front LH Computer Sel Supension

6GK

Front LH Computer Sel Supension

6GL

Front LH Computer Sel Supension

6GR

Front LH Computer Sel Supension

6WF

Front LH Computer Sel Supension

6WK

Front LH Computer Sel Supension

6WL

Front LH Computer Sel Supension

6WN

Front LH Computer Sel Supension

6WP

Front LH Computer Sel Supension

6WS

Front LH Computer Sel Supension

6WW

Front LH Computer Sel Supension

6WZ

Front LH Computer Sel Supension

6XA

Front LH Computer Sel Supension

6XC

Front LH Computer Sel Supension

6XD

Front LH Computer Sel Supension

6XJ

Front LH Computer Sel Supension

6YB

Front LH Computer Sel Supension

6Y4

Spare Wheel and Tire Delee

6OL

Secondary Color Exterior

6OU

Primary Color Exterior Gold Metallic

61U

Primary Color Exterior, Tan

65L

Secondary Color Exterior, Smokey Camel Metallic

65U

Primary Color Exterior, Smokey Carmel Metallic

68U

Primary Color Exterior, Meadow Green Metallic

69L

Secondary Color Exterior, Copper Metallic

69U

Primary Color Exterior, Copper Metallic

7DC

Front RH Computer Sel Suspension

7GC

Front RH Computer Sel Suspension

7GF

Front RH Computer Sel Suspension

7GG

Front RH Computer Sel Suspension

7GH

Front RH Computer Sel Suspension

7GK

Front RH Computer Sel Suspension

7GL

Front RH Computer Sel Suspension

7WF

Front RH Computer Sel Suspension

7WK

Front RH Computer Sel Suspension

7WL

Front RH Computer Sel Suspension

7WN

Front RH Computer Sel Suspension

7WP

Front RH Computer Sel Suspension

7WS

Front RH Computer Sel Suspension

7WT

Front RH Computer Sel Suspension

7WN

Front RH Computer Sel Suspension

7WX

Front RH Computer Sel Suspension

7WZ

Front RH Computer Sel Suspension

7XA

Front RH Computer Sel Suspension

7XC

Front RH Computer Sel Suspension

7XD

Front RH Computer Sel Suspension

7XJ

Front RH Computer Sel Suspension

7YB

Front RH Computer Sel Suspension

71U

Primary Color Exterior, Red Orange

72U

Primary Color Exterior, Standard Red

74L

Secondary Color Exterior, Victory Red

74U

Primary Color Exterior, Victor Red

79C

Trim Combination Cloth, Ruby Red

79D

Trim Combination Cloth, Ruby Red

79I

Interior Trim, Ruby Red

79V

Trim Combination Vinyl, Ruby Red

792

Trim Combination Leather, Ruby Red

81A

Stripe Color Accent, Two Tone, Gunmetal/Light Pewter

82A

Stripe Color Accent, Light Silver/Dark Green

90U

Primary Color Exterior, Gray Metallic

91L

Secondary Color Exterior, Dark Argent

94A

Stripe Color Accent, Two Tone, Medium Gold/Dark Gold

95A

Stripe Color Accent, Two Tone, Light Pewter/Gunmetal