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Old 08-10-2021, 01:36 PM   #6
Joshinator99
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Drives: 2017 Camaro 2SS A8
Join Date: Aug 2018
Location: Petersham MA
Posts: 6,192
Quote:
Originally Posted by BeauRichardson View Post
so if i didn’t write anything to the car, then the trans tune should still be in the car right? or does it automatically write itself to the car when it comes to the tcm? and nothing with the ecu is changed?
If you just installed a freshly unlocked T87A, then it has the stock tune. You can download it and modify to your hearts content. But the stock tune will stay in there until you flash in a modified version.

ECM is unchanged when flashing TCM only.
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2017 Chevy Camaro 2SS A8 Whipple 3.0, Mast Black Label heads, ATI 8L90, Fore triple in-tank pumps, 112mm TB, LPE +52% injectors & BB HPFP, TooHighPSI/Katech port injection, 15” conversion 1066 WHP STD/1027 SAE, 9.10@152.5 (new times coming)
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