See also:

Safety Belts
Refer to the following sections for important information on how to use safety belts properly: Safety Belts . How to Wear Safety Belts Properly . Lap-Shoulder Belt . Lower Anchors and Te ...

Lock Sensor
When all doors are closed and the ignition is off, the vehicle can be locked by pressing this area on the door handle. This feature will be available for several minutes after the vehicle has be ...

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 the v ...