See also:

Auto Door Lock
This feature allows you to select when the vehicle's doors will automatically lock. See Automatic Door Locks for more information. Press the customization button until Auto Door Lock appear ...

Battery Replacement
Notice: When replacing the battery, do not touch any of the circuitry on the transmitter. Static from your body could damage the transmitter. Replace the battery if the REPLACE BATTERY IN REMOT ...

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 ...