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:
Service Vehicle Messages
SERVICE A/C SYSTEM
This message displays when the
electronic sensors that control the
air conditioning and heating
systems are no longer working.
Have the climate control system
serviced by ...
How to Inspect the Engine Air Cleaner/Filter
To inspect the air cleaner/filter, remove the engine air cleaner/filter from
the vehicle by following Steps 1 through 6. When the engine air cleaner/filter is
removed, lightly shake it to release ...
D-Ring Sliders
For vehicles with a D-ring system, there are four D-ring sliders that move
along rails. These can be used as tie-downs when storing cargo.
Insert the D-ring sliders (A) into the channel (B) lo ...