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GMC Sierra HD News

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GM Accused Of Cheating On Diesel Truck Emissions

More than 705,000 owners say the trucks are rigged with defeat devices.

By Jeff Perez May 25, 2017

Special Editions

2017 GMC Sierra HD All Terrain X blends sinister looks with 910 lb-ft

Also available with a 6.0-liter V8 gasoline engine, the limited edition gets an assortment of visual and hardware upgrades.

By Adrian Padeanu Oct 10, 2016

2017 Chevy Silverado HD gets new Duramax V8 with 910 lb-ft of torque

Tow all of the things with the beefier 6.6-liter turbodiesel V8.

By Jake Holmes Sep 29, 2016

Government

GM trying to delay recall of 1 million vehicles with Takata airbags

GM wants to push back part of its Takata airbag recall because the company is still researching the affected inflators.

By Chris Bruce Sep 19, 2016

Shiny scoop hints at more grunt for the 2017 GMC Sierra Denali 2500HD

The power war among heavy-duty pickups looks to continue.

By Chris Bruce Jun 01, 2016

2016 GMC Sierra expands towing, trailer offerings

Trucks can be equipped with a new gooseneck/fifth-wheel trailering prep package as well as a trailering camera system.

By Michael Gauthier May 24, 2016

2016 GMC Sierra HD unveiled with minor updates

GMC has announced a series of updates to the 2016 Sierra HD.

By Michael Gauthier Aug 24, 2015

GMC Sierra HD blasts into Detroit [video]

The Sierra concept has what could be the biggest grille to display on a passenger vehicle at Detroit this year. See the live pics inside.

By Motor1.com Jan 10, 2011