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:
How to Add Coolant to the Surge Tank
WARNING
You can be burned if you spill coolant on hot engine parts. Coolant contains
ethylene glycol and it will burn if the engine parts are hot enough. Do not spill
coolant on a hot engine ...
Backing Up
Hold the bottom of the steering wheel with one hand. Then, to move the trailer
to the left, move that hand to the left. To move the trailer to the right, move
your hand to the right. Always back u ...
Power Door Locks
Select Power Door Locks and the following will be displayed:
- Unlocked Door Anti Lock Out
- Auto Door Unlock
- Delayed Door Lock ...






