See also:

Cargo Tie-Downs
For vehicles equipped with cargo tie—downs, the four tie-downs are located in the rear compartment of the vehicle. Use the tie-downs to secure small loads. ...

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 ...

Door Locks
To lock or unlock the doors from the outside, press or on the Remote Keyless Entry (RKE) transmitter. To unlock a door from the inside, pull once on the door handle to unlock it, and a second tim ...