Includes LED Rear Guidance Lamps which help to see when backing up with a trailer, and amber auxiliary clearance lamps.
Power folding and manual extending capability.
Integrated turn signal indicators.
Available myGMC Mobile App
MyGMC mobile app lets you control many of your Sierra HD features from your mobile device when you have a paid subscription to required GMC Connected Services.
Locate your vehicle2
Remote start your engine3
Check your fuel economy, oil life, and tire air pressure (limited trial period included)
Send destinations to your vehicle through your smartphone4
Available Forward Collision Alert
If the system detects that a front-end collision situation is imminent while following a detected vehicle, the system alerts the driver to a potential collision. It also alerts the driver if the driver is following a detected vehicle much too closely.
Vortec 6.0L V-8 Engine
Paired with a 6-speed heavy-duty automatic transmission, this engine delivers 360 horsepower and 380 lb.-ft. of torque. The standard Vortec engine also includes:
Variable Valve Timing (VVT) which optimizes high-end power and low-end torque
E85 is a blend of 85 percent ethanol and 15 percent regular gasoline.
Vehicle Locate service is designed to locate OnStar-equipped vehicles, not people. Requires compatible paid service plan after trial period. Services are subject to user terms and limitations and vary by vehicle model. Available in the U.S. only. Visit onstar.com for more details.
Requires subscription to Remote Access Plan or Unlimited Access Plan. Services are subject to user terms and limitations, and vary by vehicle model. Unlock feature requires automatic locks. Remote start requires GM factory-installed and enabled remote start system. Visit onstar.comfor more details.
Requires subscription to Guidance Plan, Unlimited Access Plan, OnStar Safety & Security Pan or Navigation add on. Services are subject to user terms and limitations, and vary by vehicle model. Visit onstar.com for more details.