OnStar®
OnStar OverviewAir Vents
Adjustable air vents are in the center and on the side of the instrument panel.
Move the slats to change the direction of the airflow. The center air vent does
not close completely.
Press the cover of the side air vents to open. Turn open slats clockwise or counterclockwise
to direct a ...
Driving for Better Fuel Economy
Driving habits can affect fuel mileage. Here are some driving tips to get the
best fuel economy possible.
Avoid fast starts and accelerate smoothly.
Brake gradually and avoid abrupt stops.
Avoid idling the engine for long periods of time.
When road and weather conditions are appropriate, ...
Automatic Door Locks
If equipped, the vehicle is programmed so that when the doors are closed, the
ignition is on, and the shift lever is moved out of P (Park) for automatic transmissions,
or the vehicle speed is above 13 km/h (8 mph) for manual transmissions, the doors
and the liftgate will lock.
To unlock the d ...