GMC Sierra
Sierra is a 4-door, up to 6-passenger full size pickup.
See also:
Control of a Vehicle
Braking, steering, and accelerating are important factors in helping to control a vehicle while driving. ...
OnStar Additional Information
Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle owners ...
Engine Coolant Heater
The engine coolant heater, if available, can help in cold weather conditions
at or below −18°C (0°F) for easier starting and better fuel economy during engine
warm-up. Plug in the coolant ...





