The 2024 GMC Sierra HD is included in a new customer satisfaction program issued by General Motors, which includes a fix for a problem that can cause intermittent loss of trailer brake function in ...

GM has issued a service bulletin for certain units of the GMC Sierra, GMC Yukon and GMC Hummer EV due to an issue with the brake control switch. The problem: affected vehicles equipped with the ...

Standard integrated trailer brake controller, Lane Keep Assist, power steps for reaching the forward cargo section take 2016 GMC Sierra one step beyond Denali GMC elevates the range-topping Sierra ...

On any grade of 5 percent or more, Hill Start Assist automatically engages the GMC Sierra’s brakes for 1.5 seconds or until the gas pedal is pressed. This keeps the truck from rolling rearward and ...

Not long after introducing some smaller GMC Sierra models earlier this month, the automaker has lifted the veil on the all-new 2020 Sierra Heavy Duty. GMC has outfitted the heavy duty pickup with a ...