May 1st, 2025
GM Tech 2 Scan Tool: The Ultimate Guide for Diagnostics & Reprogramming
The GM Tech 2 works best with GM, Chevrolet, Cadillac, Buick, GMC, Hummer, Saturn, and Pontiac vehicles from 1992–2013. Some functions may work on 2014+ models, but newer tools (like GDS2 + MDI) are recommended. Learn how to use the GM Tech 2 scan tool for diagnostics, reprogramming, and troubleshooting GM vehicles.