GM Service Manual Online
For 1990-2009 cars only

Vehicle Identification Number

The vehicle identification number is a system of numbers and letters used to identify a vehicle.


Object Number: 153729  Size: SH

The vehicle identification number (VIN) plate is the legal identifier of the vehicle. The VIN plate is located on the upper LH corner of the Instrument Panel and can be seen through the windshield from the outside of the vehicle:

Vehicle Identification Number (VIN) System

Position

Definition

Character

Description

1

Country of Origin

1

U.S.A.

2

Manufacturer

G

General Motors

3

Make

VARIES

Marketing Division

4-5

Carline/Series

Carline / Series

Body Letter Code and Model

6

Body Style

VARIES

Body Type and Style

7

Restraint System

VARIES

Seatbelt Design and Supplemental Restraint System

8

Engine Type

VARIES

Engine RPO

9

Check Digit

2

Check Digit

10

Model Year

W

1998

11

Plant Location

VARIES

Assembly Plant

12-17

Plant Sequence Number

100001

Plant Sequence Number

Vehicle Identification Number (VIN) System

Position

Definition

Character

Description

1

Country of Origin

1

United States

2

Manufacturer

G

General Motors

3

Make

B

D

Chevrolet Incomplete

GMC Incomplete

4

GVWR/Brake System

F

G

H

J

K

7001-8000/Hydraulic

8001-9000/Hydraulic

9001-10000/Hydraulic

10001-14000/Hydraulic

14001-16000/Hydraulic

5

Truck Line/Chassis Type

P

Forward Control

4x2

6

Code/Series

3

1 Ton

7

Code/Body Type

2

7

Forward

Commercial and Motorhome Chassis

8

Engine Type and Make

F

R

J

Y

W

(L65) 6.5L Turbo Diesel

(L31) 5.7L Gas

(L29) 7.4L Gas

(L57) 6.5L Non-turbo Diesel

(L35) 4.3L Gas

9

Check Digit

--

--

10

Model Year

X

1999

11

Plant Location

3

Detroit, MI

12-17

Plant Sequence Number

--

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