Owners of 2014 through 2024 Chevrolet Silverado and GMC Sierra trucks equipped with GM’s L87 6.2-liter V8 are facing costly ...

Here is where my Sub lifter repairs stand now: The dealer GM and SM met with GM representatives. GM authorized warranty repair to replace all 16 lifters. This is the second replacement of all lifters.

Cars are intricate machines that rely on a series of chemical and mechanical processes to work properly. When things go wrong with one of those processes, your car can start to make some strange ...

The logic behind both active fuel management (AFM) and dynamic fuel management (DFM) starts with the simple observation that most drivers "carry more engine" than they need most of the time. A V8 ...

The latest in the Sub lifter failure saga: I picked up the Sub at the dealership on 6-13-23. Had a long talk with the GM, SM and Chief Mechanic, who did the work. He was very experienced and seemed to ...