See also:

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 ...

Keyless Unlocking
With the keyless access transmitter within 1m (3 ft), approach the front door and pull the handle to unlock and open the door. On some models there is a touch sensor on the door handle. If t ...

Call Waiting
Call waiting must be supported on the cell phone and enabled by the wireless service carrier. - Press to answer an incoming call when another call is active. The original call is placed on hold. ...