Notes: Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions.;Allison Transmission;Units must be flashed ON the vehicle.Vehicle specific on-car programming must be performed AFTER install to prevent drivability issues
Product Condition: Remanufactured
UPC: 884548229303
Part Description: 2003 GMC Sierra 2500 HD Remanufactured Transmission Control Module