To diagnose GM vehicles, you should know Gm Tech 2 Scanner.The Vetronix Tech 2 comes with Authentic GM software and provides support for on-board diagnostics on all GM systems 1992 thru 2008. Tech 2 Product Specifications Vetronix Tech 2 Scanner Specifications Dimensions 12*6*2cm Microprocessor 32 bit, 16 MH Memory 32 MB flash type II PCMCIA. Type III slot available for future expansion Communications Integral RS232 communication port Screen 3.8*2.8 backlit monochrome with full graphics capability 320*240 pixels. Displays up to 9 vehicle parameters at once The following GM vehicles utilize … Continue Reading