OnStar Services
See also:
Database Coverage Explanations
Coverage area depends upon the map detail available. Some areas have greater
map detail than others. The navigation system works only as well as the information
provided on the stored map data. Se ...
Tire Rotation
Tires should be rotated every 12 000 km (7,500 mi).
See Maintenance Schedule.
Tires are rotated to achieve a uniform wear for all tires.
The first rotation is the most important.
Any time ...
Obstacle Detection Features
If the liftgate encounters an obstacle during a power open or close cycle, a
warning chime will sound and the liftgate will automatically reverse direction to
the full closed or open position. Aft ...






