See also:

Retained Accessory Power (RAP)
These vehicle accessories can be used for up to 10 minutes after the engine is turned off: ► Audio System ► Power Windows ► Sunroof (If Equipped) ► Auxiliary Power Outle ...

Setting the Time and Date (With Date Display)
1. Press the CONFIG button and select Time and Date Settings, or press . 2. Select Set Time or Set Date. 3. Turn the Menu knob to adjust the highlighted value. 4. Press SELECT to select the n ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...