Some units of the GMC Sierra 1500, Yukon, and Yukon XL trucks and SUVs need an ECM software update to fix a glitch with the check engine light.

We tweak the ECU on this 2009 Chevy Cobalt SS and get some pretty impressive horsepower gain! Only at www.gmhightechperformance.com, the official site for GM High-Tech Performance Magazine.

GM president Mark Reuss has commented on a recent report that the ECU of the C8-generation Corvette will be virtually ‘untunable.’ The new Corvette will use the car manufacturer’s Global B ...

Netflix Inc has unveiled a new star for some of its upcoming programming: electric vehicles from General Motors and other automakers.