Engine
5.7 Liter Engine ID Number Locations:
The eighth digit of the vehicle identification number (VIN) is the engine code letter, which identifies the engine as a 5.7 L V8.
Stick-on labels attached to the engine, laser etching, or stampings on the engine block indicate the engine unit number/build date code.
The engine ID number will be located at either the primary or the secondary location, as shown.
5.7 Liter Engine VIN Derivative Locations:
The engine is also stamped with a VIN derivative which will be located at either the primary or secondary location, as shown.