OnStar

See also:

When to Inspect the Engine Air Cleaner/Filter
Inspect the air cleaner/filter at the scheduled maintenance intervals and replace it at the first oil change after each 80 000 km (50,000 mi) interval. See Maintenance Schedule for more inform ...

Key Lock Release
Vehicles with an automatic transmission are equipped with an electronic key lock release system. The key lock release is designed to prevent ignition key removal unless the shift lever is in P ( ...

Dome Lamps
The dome lamp controls are located in the overhead console. : Press to turn the lamps off, even when a door is open. : Press to turn the lamps on automatically when a door is opened. : Press ...