GM Service Manual Online
For 1990-2009 cars only
Table 1: Vehicle Identification Number (VIN) System
Table 2: VIN Derivative

Object Number: 65474  Size: SH
(1)Vehicle Identification Number Plate Location

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 (I/P) 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

United States

2

Manufacturer

G

General Motors

3

Division

C

T

C - Chevrolet Truck

T - GMC Truck

4

GVWR/Brake System

D

E

5,001 - 6,000/Hydraulic

6,001 - 7,000/Hydraulic

5

Truck Line/Chassis Type

M

L

M - Small Van - 4x2

L - Small Van - AWD

6

Series

1

6

½ Ton Nominal

½ Ton Luxury

7

Body Type

9

Extended Van

8

Engine Type

X

4.3L V6 EFI (LU3)

9

Check Digit

--

Check Digit

10

Model Year

5

2005

11

Plant Location

B

Baltimore, MD

12-17

Plant Sequence Number

--

Plant Sequence Number

All engines and transmissions are stamped or laser etched with a partial VIN, which was derived from the complete VIN. A VIN derivative contains the following 9 positions:

VIN Derivative

Position

Definition

Character

Description

1

GM Division Identifier

G

General Motors

2

Model Year

5

2005

3

Assembly Plant

B

X

Baltimore, MD

E.E.M.S.

4-9

Plant Sequence Number

--

Plant Sequence Number

Model

Engine

Transmission

M110 (05)

4.3L V6 (LU3)

4 Spd. Auto. (M30)

M110 (06)

4.3L V6 (LU3)

4 Spd. Auto. (M30)

L110 (05)

4.3L V6 (LU3)

4 Spd. Auto. (M30)

L110 (06)

4.3L V6 (LU3)

4 Spd. Auto. (M30)

Model Codes:

M--Rear Wheel Drive

L--Automatic Four Wheel Drive

05--Cargo Van

06--Passenger Van

4.3L Engine ID and VIN Derivative Location

Refer to Engine Identification in Engine Mechanical - 4.3L.

4L60-E/4L65-E Transmission ID and VIN Derivative Location

Refer to Transmission Identification Information in Automatic Transmission - 4L60-E/4L65-E.