The 3.0L I6 LZ0 Duramax makes more power and torque than the LM2 that it replaces. That said, it isn't without it's faults, as highlighted in a new video.

GMC is battling a sales crisis by implementing massive price cuts and incentives on the Sierra 1500, making it a standout in ...

If you are buying a new car, the last thing you want to purchase is an engine problem. With that in mind, you may want to ...

General Motors is recalling hundreds of thousands of SUVs and pickups due to a critical defect that can cause sudden power loss or complete engine failure, according to federal regulators. GM issued ...

GMC Sierra sales slump as dealers slash prices to move inventory. Is this the deal of the century or a sign of trouble ahead ...

GM recalls 721,000 trucks and SUVs with the 6.2L V8, raising concerns over performance, repairs, and long-term reliability.

Three failed 5th-gen Cummins engines were torn down, and the same core problem kept surfacing – just in different forms.