263: GM 8-Speed Transmission Programming

Automotive Diagnostic Podcast

This week on the show I share specific details on programming for General Motors 8-speed transmissions, found in full and midsize pick up trucks, vans and cars. (9 and 10 speeds similar) What's a TUN? What's a PUN? When do I need each? Where do I find these numbers? Used transmission?? Find out all this and more.
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