See also:

OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system statu ...

Engine Cooling System Messages
ENGINE HOT A/C (Air Conditioning) OFF This message displays when the engine coolant becomes hotter than the normal operating temperature. See Engine Coolant Temperature Gauge on page 5‑14. To ...

Turning the RVC System On or Off
To turn the RVC system on or off: 1. Shift into P (Park). 2. Press MENU to enter the configure menu options. Turn the Multifunction knob until the Display feature is highlighted and press the Multif ...