GM Service Manual Online
For 1990-2009 cars only

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 (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

U.S.A.

2

Manufacturer

G

General Motors

3

Make

6

Cadillac

4-5

Carline/Series

Y

XLR

XLR-V

6

Body Style

3

Two Door Convertible

7

Restraint System

2

4

7

Active Manual Belts w/Driver and Passenger Inflatable Restraint System Frontal

Active Manual Belts w/Driver and Passenger Inflatable Restraint System Frontal and Side

Active Manual Belts w/Driver and Passenger Inflatable Restraints - Front, Side and Roof and Occupant Sensor

8

Engine Type

A

D

RPO LH2, 4.6L, V8, SFI, DOHC

RPO LC3, 4.4L, V8, MFI, SC, ALUM, DOHC, GM

9

Check Digit

--

Check Digit

10

Model Year

8

2008

11

Plant Location

5

Bowling Green, KY

12-17

Plant Sequence Number

600001

Plant Sequence Number

VIN Derivative

Position

Definition

Character

Description

All engines and transmissions are stamped or laser etched with a partial vehicle identification number (VIN), which was derived from the complete VIN. A VIN derivative contains the following nine positions.

1

GM Division Identifier

6

Cadillac

2

Model Year

8

2008

3

Assembly Plant

5

Bowling Green, KY

4-9

Plant Sequence Number

600001

Plant Sequence Number

VIN Positions

VIN Derivative Position

Equivalent VIN Position

A VIN derivative can be used to determine if a vehicle contains the original engine or transmission, by matching the VIN derivative position to the corresponding position in the complete VIN.

1

3

2

10

3

11

4-9

12-17

4.4L RPO LC3 Engine ID and VIN Derivative Location

Refer to Engine Identification .

4.6L RPO LH2 Engine ID and VIN Derivative Location

Refer to Engine Identification .

6L80-E Transmission ID and VIN Derivative Location

Refer to Transmission Component and System Description .