Before the GMC Sierra was its own model, it designated trim levels. Here's the history of Sierra Grande, High Sierra, and ...

GM is elbows deep in development of the next-gen 2027 GMC Sierra 1500, and GM Authority has captured its closest look yet at the upcoming full-size pickup.

A man is wanted out of Jacksonville in East Texas following a shooting where an officer was injured Sunday afternoon, officials said. A Jacksonville police officer was shot around 4:40 p.m. Sunday, ...

GM announces indefinite layoffs for 1,750 workers and temporary cuts for 1,670 others as the automaker scales back electric ...

A manhunt is underway in East Texas after a Jacksonville police officer was shot and injured Sunday evening. Bobby Michael ...

General Motors Co. has notified approximately 5,500 employees across three plants that they are being laid off as the automaker reassesses its electric vehicle pr ...

The local rehab center Sierra Tucson has agreed to pay a state fine of $4,000 for failures in caring for its most seriously ill psychiatric patients. In its investigation, the state found that Sierra ...