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- Thu Dec 31, 2015 8:30 am
- Forum: General Motors
- Topic: 5.3L 12200411 Tune for 1990 YJ
- Replies: 1
- Views: 9729
5.3L 12200411 Tune for 1990 YJ
Hi All, Still new to this area, but I've just connected with my PCM using Dimented24x7's LS1 Flash tool and my shiny new AVT 852-002 rev L cable. I'm starting this thread to capture learning (and seek help) as we work through our first attempt at tuning with TPRT...and help the next DIY'er starting ...