This listing is for part number 12573503 PCM that is programmed/flashed for your vehicle with the newest updates from GM using your VIN to match your vehicle. After you purchase the PCM you will need to provide us with your VIN so we can program the PCM before we ship it to you. This part is compatible with the following service numbers (AKA SERV.NO) 12573503 12562481 12571591 12573503 12573650
This part will fit these makes and models with these options
SSR 06 Electronic Control Module; (next to air box), ID 12573503
AURORA 03 Electronic Control Module
DEVILLE 00-03 Electronic Control Module; (LH engine compartment)
ELDORADO 00-02 Electronic Control Module; (LH engine compartment)
AURORA 01-02 Electronic Control Module; (LH engine compartment), 4.0L
SEVILLE 00-03 Electronic Control Module; (LH engine compartment)
AURORA 03 Electronic Control Module
DEVILLE 00-03 Electronic Control Module; (LH engine compartment)
ELDORADO 00-02 Electronic Control Module; (LH engine compartment)
AURORA 01-02 Electronic Control Module; (LH engine compartment), 4.0L
SEVILLE 00-03 Electronic Control Module; (LH engine compartment)