OnStar Services

See also:

CHANGE ENGINE OIL SOON
This message displays when the engine oil needs to be changed. When you change the engine oil, be sure to reset the Oil Life System. See Engine Oil Life System and Driver Information Center (D ...

Setting the Time (Without Date Display)
1. Press the CONFIG button and select Time Settings, or press . 2. Select Set Time. 3. Turn the Menu knob to adjust the highlighted value. 4. Press SELECT to select the next value. 5. To s ...

Automatic Operation
AUTO (Automatic): When automatic operation is active, the system will control the inside temperature, the air delivery mode, and the fan speed. Use the steps below to place the entire system in ...