T42 Transmission Control Module (TCM) | 2006 Chevrolet Trailblazer SS 4L70E Transmission

COMPATIBILITYThis Transmission Control Module (TCM) is a genuine replacement for all 2006 Chevrolet Trailblazer SS models with the 4L70E transmission. Enthusiasts commonly refer to this module as a T42 Transmission Control Module (TCM).VIN PROGRAMMINGOnce we receive your order, we will pull a used, but inspected and tested, ECU from our inventory and program it with the latest GM calibration for a 2006 Chevrolet Trailblazer SS with the 4L70E transmission. IMPORTANT! If this ECU will be installed in a 2006 Chevrolet Trailblazer SS, you must provide us with your Vehicle Identification Number (VIN) for compatibility. You may provide a VIN during checkout as a note on the order or by email immediately following your purchase.