See also:

Engine Oil
To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these simple, but important steps will help protect your investment: • Always use ...

How OnStar Service Works
: This blue button connects you to a specially trained OnStar advisor to verify your account information and to answer questions. : Push this red emergency button to get priority help fro ...

Outlet Adjustment
Use the levers, located in the middle of the front outlets, to change the direction of the airflow. Use the thumbwheel located between the outlets to turn them on and off. If the vehicle has re ...