See also:

Setting the 12/24 Hour Format
1. Press the CONFIG button and select Time Settings, or press . 2. Highlight 12/24 Hour Format. 3. Press SELECT to select the 12 hour or 24 hour display format. ...

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 ...

Convenience Net
Your vehicle may have this feature. A convenience net in the rear of your vehicle helps keep small items in place during sharp turns or quick stops and starts. The net is not designed to retain th ...