See also:

Air Vents
Use the louvers located on the air vents to change the direction of the airflow. To open the vent, move the thumbwheel to . To close the vent, move the thumbwheel to . For vehicles with eAss ...

OnStar®
If the vehicle has OnStar and you subscribe to the OnStar services, please refer to the OnStar Terms and Conditions for information on data collection and use. ...

Weight of the Trailer
How heavy can a trailer safely be? It depends on how you plan to use your rig. For example, speed, altitude, road grades, outside temperature and how much your vehicle is used to pull a trailer ...