See also:

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 ...

Time and Date Settings
From the Time & Date Settings screen button, press to display the Time & Date Settings menu. Set Time: Press the up or down arrows to increase or decrease the Hours and Minutes displa ...

Memory Seat, Mirrors, and Pedals
The controls for the memory function are located on the driver’s door. These buttons are used to program and recall memory settings for the driver’s seating position, both outside mirror ...