See also:

Erasing Speed Memory
When you turn off the cruise control or the ignition, the cruise control set speed memory is erased. ...

Airbag System Check
The airbag system does not need regularly scheduled maintenance or replacement. Make sure the airbag readiness light is working. See Airbag Readiness Light  for more information. Notice: If an a ...

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 ...