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- Mon Sep 21, 2026 10:35 am
- Forum: i2/i3 for GM vehicles
- Topic: Won’t unlock Tcm and ecu
- Replies: 1
- Views: 12
Won’t unlock Tcm and ecu
Everything is updated but still won’t tune I bought the i3 for 2017+ for Gm but it won’t work so I need to buy the 900 kit or what do I need to do it’s updated