See also:

Hitches
Use the correct hitch equipment. See your dealer or a hitch dealer for assistance. • The rear bumper on the vehicle is not intended for hitches. Do not attach rental hitches or other bumpe ...

ENGINE OVERHEATED — STOP ENGINE
This message displays and a continuous chime sounds if the engine cooling system reaches unsafe temperatures for operation. Stop and turn off the vehicle as soon as it is safe to do so to avo ...

Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotel ...