See also:

Passing
More passing distance is needed when towing a trailer. Because the rig is longer, it is necessary to go much farther beyond the passed vehicle before returning to the lane. ...

Turning the System On or Off
VOL/ (Volume/Power): Press to turn the system on and off. Automatic Switch-Off If the infotainment system has been turned on after the ignition is turned off, the system will turn off autom ...

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 ...