Engine ID and VIN Derivative Location. Buick GL7 (Export) 2000

For 1990-2009 cars

The eighth digit of the Vehicle Identification Number (VIN) identifies the engine. The adhesive backed labels attached to the engine, laser etching or stampings on the engine block indicate the engine unit number/date code. All engines are stamped with a VIN derivative.

The primary (1) and optional (2) location of the VIN derivative for the 3.0L (LW9) engine is on the lower left front transaxle mounting surface. For additional information, refer to VIN Derivative .