Thread: tuned my ecm but not TCM
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Old 05-09-2017, 04:31 PM   #5
TJay74


 
Drives: 17 Camaro SS 1LE & 16 Sierra AT CC
Join Date: Nov 2016
Location: Norman, OK
Posts: 2,424
Yep, the new 2017+ vehicles are expensive to tune now. Dang near $500 just in credits to get into the computers now.
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