Nearly two-thirds of the Sierra cab structure is made from high-strength steels. It’s a fortress of strength that contributes to the Sierra’s quiet cabin. We also use high-strength steel in our fully-boxed frame rails and major frame cross-members.
Hood scoop (induction system) on the Duramax-equipped models provides cooler airflow and contributes to the horsepower rating.
With the press of a button the steering wheel quickly heats up to provide additional comfort on a cool day.
Standard on every new GMC - GMC Pro Grade Protection has you truly protected with features and
- Two maintenance visits
- 3-year / 36,000-mile Bumper-to-Bumper Warranty
- 5-year / 60,000-mile Powertrain Warranty
- 5-year / 60,000-mile Roadside Assistance & Courtesy Transportation
- 3-month trial of OnStar Guidance Plan with a suite of emergency security and diagnostic services
- 5-year OnStar Basic Plan
When in Reverse, the camera provides the driver a view of the scene directly behind the vehicle on the Infotainment screen to help the driver park and avoid crashing into nearby objects during low-speed maneuvering
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 crash.