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:
Automatic Level Control
The automatic level control rear suspension comes as a part of the Road Sensing
Suspension. See Road Sensing Suspension .
This type of level control is fully automatic and will provide a bett ...
Replacing the Engine Air Cleaner/ Filter
1. Locate the air cleaner/filter assembly. See Engine Compartment Overview
.
2. Loosen the four screws on the cover of the housing and lift up the cover.
3. Remove the engine air cleaner ...
Passing
More passing distance is needed when towing a trailer. Because the rig is
longer, it is necessary to go farther beyond the passed vehicle before
returning to the lane. ...