GMC Sierra

Sierra is a 4-door, up to 6-passenger full size pickup.

See also:

Safety
GM has improved the Canyon's safety credentials with standard side curtain airbags. Stability and traction control are also standard. GM's electronic stability system uses electronic brake control ...

Reactivation for Subsequent Owners
Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and options ava ...

Interior Mirror
Vehicles with a manual rearview mirror can be adjusted to see clearly behind the vehicle. Hold the mirror in the center to move it up or down and side to side. To reduce headlamp glare during nighttim ...