
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.
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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.
RepairLink

ACDelco MDI 2 Diagnostic Interface Tool
