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:
Delayed Locking
When this feature is enabled and the doors are locked with the power lock
switch on the instrument panel or front door panels, three chimes sound to
signal that the delayed locking feature is in use ...
Accessories and Modifications
Adding non—dealer accessories or making modifications to the vehicle can
affect vehicle performance and safety, including such things as airbags,
braking, stability, ride and handling, emissions sys ...
Programming with a Recognized Transmitter
A new transmitter can be
programmed to the vehicle when
there is one recognized transmitter.
For vehicles sold in Canada, two
recognized transmitters are required
to program a new transmitter ...