OnStar Additional Information
See also:
Engine Cooling System Messages
A/C OFF DUE TO HIGH ENGINE TEMP
This message displays when the engine coolant becomes hotter than the normal
operating temperature. To avoid added strain on a hot engine, the air conditioning
com ...
OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advisor. To ch ...
Front Fog Lamp Light
For vehicles with fog lamps, this light comes on when the fog lamps are on.
The light goes out when the fog lamps are turned off. See Fog Lamps on page 6‑6 for more information. ...





