GM Genuine Parts powertrain parts incentives,
rebates, and programs
Shops that choose 100 percent GM Genuine Parts can earn rewards and help get the job done right the first time.
OverPOWER the Competition
GM Diagnostics & Programming (TIS2Web)
Access GM vehicle calibrations, Global Diagnostic System software, and Tech2 diagnostic software updates, allowing you to diagnose GM vehicles quickly and accurately. Learn how to get your No-Charge 2-Day TIS2Web Service Programming* or view the current subscription options for purchase.
*Limited-time offer. Must purchase a GM Genuine Parts 6-speed automatic transmission from a GM Dealer between January 1, 2018 and December 31, 2018. This promotion is not available to subscribers in Massachusetts.