Rear Window Defogger
REAR (Rear Defogger): Press to turn
the rear window defogger on or off. The rear window defogger turns off after about
10 minutes. It can also be turned off by turning the ignition to ACC/ACCESSORY or
LOCK/OFF. If turned on again, it runs for about five minutes before turning off.
Do not drive the vehicle until all the windows are clear.
Notice: Do not use a razor blade or sharp object to clear the inside rear window. Do not adhere anything to the defogger grid lines in the rear glass. These actions may damage the rear defogger. Repairs would not be covered by your warranty.
See also:
Storing and Deleting Phone Numbers
The system can store up to 30 phone numbers as name tags in the Hands-Free Directory that is shared between the Bluetooth and OnStar systems, if equipped.
The following commands are used to delete an ...
What to Use
Read the manufacturer's instructions before refilling the windshield washer fluid.
If operating the vehicle in an area where the temperature may fall below freezing,
use a fluid that has suffi ...
Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has changed, OnSta ...