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/F

W/H

W/X

W/X

Impala

Impala LS

Monte Carlo LS

Monte Carlo SS

6

Body Style

1

5

Two-Door Coupe Sedan, GM Style 27

Four-Door Sedan , GM Style 197

7

Restraint System

2

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

8

Engine Type

E

K

I

RPO LA1, 3.4L, V6, MFI

RPO L36, 3.8L, V6, MFI

RPO L67, 3.8L, V6, SFI

9

Check Digit

--

Check Digit

10

Model Year

5

2005

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

5

2005

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

4T60E/4T65E Transmission Transaxle ID and VIN Derivative Location

Refer to Transmission Identification Information in Automatic Transaxle - 4T65-E.

3.8L L36/L67 Engine ID and VIN Derivative Location

Refer to Engine Identification in Engine Mechanical - 3.8L.

3.4L LA1 Engine ID and VIN Derivative Location

Refer to Engine Identification in Engine Mechanical - 3.4L.

Engine and Transmission Usage

Body Type

Car Line Division

Engine

Fuel System

Engine RPO

Transmission

Transmission RPO

W

Monte Carlo LS/ Impala Base

3.4L, 6 CYL

SFI

LA1

4T65-E

M15

W

Monte Carlo SS/ Impala Optional/Impala LS

3.8L, 6 CYL

MFI

L36

4T65-E

M15

W

Monte Carlo SS/ Impala Optional/Impala LS

3.8L, 6 CYL

MFI

L67

4T65-E

MN7

M15