GM Service Manual Online
For 1990-2009 cars only

Object Number: 795111  Size: SH

The primary Vehicle Identification Number - VIN derivative for the 3800 - L36 and 3800 - L67 is stamped or laser etched on the left side of the engine block above the starter motor (1).


Object Number: 795113  Size: SH

The secondary Vehicle Identification Number - VIN, derivative for the 3800 - L36 and 3800 - L67 is stamped or laser etched below the water pump on the engine block (1). The Vehicle Identification Number - derivative is nine digits long and can be used to determine if a vehicle contains the original engine.

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The first digit identifies the division.

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The second digit identifies the model year.

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The third digit identifies the assembly plant.

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The fourth through ninth digit are the last six of the Vehicle Identification Number - VIN.