SERVICE ALL WHEEL DRIVE
This message displays if a problem
occurs with the All-Wheel Drive
(AWD) system. The vehicle will run
in 2WD. This could be caused by:
- An electronics problem
- An AWD system oil overheat
- Worn out or overheated clutch plates
- Various electrical issues
If this message appears, stop as soon as possible and turn off the ignition for 30 seconds. Restart the vehicle and check for the message on the DIC display. If the message still displays or appears again when you begin driving, the system needs service. See your dealer right away.
See also:
Using Voice Commands
During a Planned Route
Cancel Route
1. Push . System responds:
“OnStar ready,” then a tone.
Say “Cancel route.” System
responds: “Would you like to
cancel route directions to your
destination?”.
2. Say “Yes.” Syst ...
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 o ...
What to Use
Refer to Recommended Fluids and Lubricants to determine what kind
of lubricant to use. ...






