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Old 04-08-2025, 02:21 PM   #37
bowtie_thunder
Camaro Connoisseur
 
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Drives: Red 2018 Chevrolet Camaro 1SS
Join Date: Nov 2018
Location: CA
Posts: 53
Quote:
Originally Posted by Saberscar223 View Post
When I went to get the update they told me that it might actually reset the ECM and TCM so I’m going to wait until somebody else gets it done with a tune on. My car has wayy to much done to run at all if it goes back to factory.
Got my BCM updated last Saturday from the dealer. They were busy, but it only took them about two hours (including GM's standard multi-point inspection). ECM remained untouched and no issues thus far.

As far as the transmission is concerned, I got the notice in my Chevy app, as I now have a 2020 with the A10 and an HP Tuners unlocked T93A. I'm not worried about the fix bothering my tune when it becomes available, however I am concerned they may not be able to flash the "valve body monitoring" software because my TCM is not stock. I'm contemplating swapping back to my factory one, removing my mods, and reflashing my "stock" tune file for this. But I really, REALLY don't feel like prying off my fuel rails again and possibly tearing up my seals in the process, like I did on my LT1 injectors.

I'm curious to know if there were any problems for anyone who has had it done with an unlocked TCM.
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2018 Camaro SS Vert, A8, Non-MRC Hacked & Stolen; R.I.P.

Current: 2020 2SS Camaro, A10, Non-MRC

JLP Axlebacks | American Authority Fuel Door | K&N Performance Air Filter| iKON Motorsports Rear Valance

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