See also:

Making a Call
To make a call: 1. Press once or twice, depending on the radio. 2. Enter the character sequence. See “Entering a Character Sequence” in Operation  for more information. 3. Select Call ...

If the On Indicator is Lit for a Child Restraint
If a child restraint has been installed and the on indicator is lit: 1. Turn the vehicle off. 2. Remove the child restraint from the vehicle. 3. Remove any additional items from the seat such as bl ...

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 ...