See also:

Air Quality Sensor
This will allow you to select whether the system will operate at high or low sensitivity. Only vehicles with the dual zone climate control will have this option. Press SELECT when Air Quality ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...

Steering Wheel Adjustment
The lever is located on the left side of the steering column. To adjust the lever: 1. Hold the wheel and pull the lever toward you. 2. Move the steering wheel up or down into a comfortable ...