Engine
ENGINE ID AND VIN DERIVATIVE LOCATION4.3L Engine
Located on the VIN plate, the VIN provides detailed engine identification and code information by liter and by the engine code letter.
4.8L, 5.3L, 6.0L Engine
The engine unit number or date code is either laser etched or stamped into the engine block.
All engines are stamped with an eight digit engine identification number.
Engine ID:
Engine ID