T-Harness for Buick/Chevrolet/GMC Vehicles 2010+
Streamline your installation process and plug directly into vehicle factory connectors with a remote start t-harness! The GM13 T-Harness is for select Buick, Chevrolet, and GMC models 2010 and up.
Check Vehicle Compatibility
Find a Dealer
Contact an iDatastart Retailer near you to request pricing and to confirm vehicle compatibility.
- Works with select Buick, Chevrolet, and GMC models 2010+
- 1-Year Warranty
- Works with CMGMXA0, CMHCXA0, HC1151A, HC2352AC, HC3452A, HC3452AE, and HCX000A
- Streamlines installation on Buick/Chevrolet/GMC vehicles*
* Additional parts and labor may be required.