Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Floor Mats
WARNING
If a floor mat is the wrong size or is not properly installed, it can interfere
with the pedals. Interference with the pedals can cause unintended acceleration
and/or increased stopp ...
Control Buttons
The buttons used to control the XM radio are:
RADIO/BAND: Press to turn the radio on and choose between AM, FM, and XM, if
equipped.
SEEK / SEEK: Press to go to the previous or next
channel.
...
Rear Window Wiper/Washer
The rear wiper controls are on the end of the windshield wiper lever.
ON: Press the upper portion of the button for continuous rear window wipes.
OFF: The rear wiper turns off when the butto ...