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Old 08-06-2022, 12:11 PM   #8
Camaro1973

 
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Drives: 2019 ZL1
Join Date: Mar 2019
Location: NJ
Posts: 1,537
Quote:
Originally Posted by Mahyoub A. View Post
I changed the cracked plug and it just ran a bit smoother but nothing seems to clear up the loss of communication codes.
If you flashed the car and it lost communication when flashing that is why you have these codes. Only way to clear them is to remove the battery for at least 30 minutes. You can’t clear these codes with hp tuners.
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