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Old 08-03-2020, 03:35 PM   #5
SFV1LE

 
Drives: 2018 Hyper Blue ZL1 1LE
Join Date: Dec 2018
Location: CA
Posts: 1,365
Quote:
Originally Posted by foshjowler View Post
You could buy HPTuners and the credits required to unlock the ecu, but that would be a pretty penny just to adjust the speedo yourself. Also, when I adjust mine to the autox tires the cruise control stops working. It seems to be confused by the extra RPMs for the speed I'm doing. No TCS issues though. YMMV as the ZL1 and 2.0T are totally different cars.
If you did this for speedo fix, would that be registered as a tune by the ECU?

If so, seems like a bad idea to void warranty to fix speedo :-)
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