OnStar Services
See also:
Ending a Call
Press to end a call. ...
Tire Pressure for High-Speed Operation
WARNING
Driving at high speeds, 160 km/h (100 mph) or higher, puts an additional strain on tires.
Sustained high-speed driving causes excessive heat buildup and can cause sudden tire failure.
You c ...
How to Inspect the Engine Air Cleaner/Filter
To inspect the air cleaner/filter, remove the filter from the vehicle and lightly
shake the filter to release loose dust and dirt. If the filter remains covered with
dirt, a new filter is required ...





