Appearance Care
See also:
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 ...
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 ...
Guidelines
The RVC system has a guideline overlay that can help the driver align the vehicle
when backing into a parking spot.
To turn the guidelines on or off:
1. Make sure that URPA has not been disabled.
...






