See also:

Trunk Release
To open the trunk, press on the Remote Keyless Entry (RKE) transmitter or press the touchpad under the vehicle emblem. See Trunk  for additional information. ...

Tire Pressure
Tires need the correct amount of air pressure to operate effectively. Notice: Neither tire underinflation nor overinflation is good. Underinflated tires, or tires that do not have enough air, can re ...

Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...