GM Authority

HP Tuners Unlocks C8 Corvette Z06 And ZR1 Factory ECU: Video

HP Tuners has unlocked the factory E68 engine control module, opening the door for aftermarket power upgrades for both the C8 ...

These Tuners Cracked the C8 Corvette ZR1's ECM, Now Makes 1200 Horsepower at the Wheels

Tuning shops have finally found their way into the engine control modules of the track-focused C8 models. The results are rather impressive.

HP Tuners Breaks New Ground with ZR1 ECM Access

ZR1 ECM tuning breakthrough as HP Tuners unlocks GM’s E68 ECM, enabling major performance gains for Corvette Z06 and ZR1 ...
GM Authority

Chevy Trailblazer Recalled For Engine Control Module Issue

GM has issued a voluntary emissions recall for certain units of the 2021 through 2023 Chevy Trailblazer to address an issue with the crossover’s engine control module, which may not properly clear an ...
Hot Rod

Engine Control Modules - The Revolution Has Begun

-it seems that those three little letters strike fear into many a promoter, track owner, or sanction head whenever they hear it. ECU stands for Engine Control Unit. Also called an ECM (Engine Control ...