Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Tire Pressure
Tires need the correct amount of air pressure to operate effectively.
Notice: Neither tire underinflation nor overinflation is good.
Underinflated tires, or tires that do not have enough air, can re ...
Language
This display allows you to select the language in which the DIC messages will appear. To select a language:
1. Press the trip odometer reset stem until ODOMETER displays.
2. While in the ODOMETER di ...
Instrument Panel
Instrument Panel
A. Air Vents on page 8‑12.
B. Windshield Wiper/Washer on page 5‑5.
C. Instrument Cluster on page 5‑12.
D. Head-Up Display (HUD) on page 5‑33 (If Equipp ...