This listing is for the following part numbers 24222734 24229789 24240283 TCM that is programmed/flashed for your vehicle with the newest updates from GM using your VIN to match your vehicle. After you purchase the TCM you will need to provide us with your VIN so we can program the TCM before we ship it to you.
This part will fit these makes and models with these options
STS 05 Transmission
XLR 04-05 Transmission; (RH engine compartment)
XLR 04-05 Transmission; (RH engine compartment)