Owner Checks and Services
At Each Fuel Stop
• Check the engine oil level. See Engine Oil.
Once a Month
• Check the tire inflation pressures. See Tire Pressure.
• Inspect the tires for wear. See Tire Inspection.
• Check the windshield washer fluid level. See Washer Fluid.
See also:
Electronically Controlled AirSuspension System
Your vehicle is equipped with an electronically
controlled air suspension system that automatically
keeps your vehicle level as you load and unload.
The system includes a compressor, two height
...
Front Reading Lamps
The front reading lamps are located on the headliner.
Press the button near each lamp to turn them on or off. ...
Automatic Crash Response
In a crash, built in sensors can automatically alert an
OnStar advisor who is immediately connected to
the vehicle to see if you need help. ...
