OnStar Additional Information

See also:

Entry Lighting
If it is dark enough outside when you press the unlock button on the remote keyless entry transmitter, the interior courtesy lamps will turn on and stay on for about 40 seconds. The lamps can be ...

When to Check
Check the tires once a month or more. Do not forget the compact spare tire, if the vehicle has one. The cold compact spare should be at 420 kPa (60 psi). For additional information regarding the c ...

First Engine Oil Change After Every 80 000 km/50,000 Miles
• Engine air cleaner filter replacement. See Engine Air Cleaner/Filter. • Automatic transmission fluid change (severe service) for vehicles mainly driven in heavy city traffic in hot weathe ...