GM Service Manual Online
For 1990-2009 cars only

Object Number: 65474  Size: SH

Vehicle Identification Number (VIN) System

Position

Definition

Character

Description

The vehicle identification number (VIN) plate (1) is the legal identifier of the vehicle. The VIN plate is located on the upper left corner of the instrument panel (I/P) and can be seen through the windshield from the outside of the vehicle.

1

Country of Origin

1

Canada

2

Manufacturer

G

General Motors

3

Make

1

Chevrolet

4

5

Carline/Series

W/B

W/B

W/B

W/C

W/D

Impala Base LS

Impala Base 9C1 Police

Impala Base 9C3 Police

Impala Uplevel LT

Impala Sport SS

Monte Carlo Base LS

Monte Carlo LT

Monte Carlo SS

6

Body Style

5

2

Four-Door Sedan , GM Style 197

Two-Door Sedan

7

Restraint System

2

Active Manual Belts W/Driver and Passenger Supplemental Inflatable Restraint Frontal

8

Engine Type

1

K

8

C

LZ4 RPO Engine-Gas, 6 Cyl, 3.5L, SFI, V6, Offset Bore, GM

LZE RPO Engine-Flexible Fuel, (Gas/Ethanol), 6 Cyl, 3.5L, SFI, V6, Offset Bore, GM

LZ8 RPO Engine-Gas, 6 Cyl, 3.9L, SFI, V6, Offset Bore, GM

LS4 RPO Engine-Gas, 8 Cyl, 5.3L, SFI, Alum, Cylinder Deactivation, GM

9

Check Digit

--

Check Digit

10

Model Year

6

2006

11

Plant Location

9

Oshawa #1, ON

12-17

Plant Sequence Number

w

100001

VIN Derivative Characters

Position

Definition

Character

Description

All engines and transmissions are stamped with a partial vehicle identification number (VIN). This table identifies the different VIN derivative characters and their respective positions.

1

Division

1

Chevrolet

2

Model Year

6

2006

3

Plant Location

9

Oshawa #1, ON

4-9

Plant Sequence Number

--

--

A VIN derivative can be used to determine if a vehicle contains the original engine or transmission by matching the VIN derivative positions to their accompanying positions in the complete VIN.

VIN Positions

VIN Derivative Position

Equivalent VIN Position

1

3

2

10

3

11

4-9

12-17

4T60-E/4T65-E Transmission Transaxle ID and VIN Derivative Location

Refer to Transmission Identification Information for the 4T65-E transaxle.

3.5L RPO LZ4/LZE Engine ID and VIN Derivative Location

Refer to Engine Identification for the 3.5L engine.

3.4L RPO LZ9 Engine ID and VIN Derivative Location

Refer to Engine Identification for the 3.9L engine.

5.3L RPO LS4 Engine ID and VIN Derivative Location

Refer to Engine Identification for the 5.3L engine.