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 remotely, if it is equipped with automatic door locks, and can help police locate the vehicle if it is stolen.
See also:
Immobilizer
See Radio Frequency Statement for information regarding Part 15
of the Federal Communications Commission (FCC) rules and Industry Canada Standards
RSS-GEN/210/220/310. ...
Sunroof
If the vehicle has a power sunroof it
will only operate when the ignition is
in ON/RUN or ACC/ACCESSORY,
or when Retained Accessory
Power (RAP) is active. See Ignition
Positions (Key Access) ...
Engine Cooling When Trailer
Towing
The cooling system may temporarily
overheat during severe operating
conditions. See Engine Overheating. ...