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VIN Derivative

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.

VIN Derivative

Position Definition Character Description
1 GM Division Identifier 1 Chevrolet
2 Model Year 4 2004
3 Assembly Plant 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