Firefighters had to forcibly remove the bolts when they arrived at the locked relay room on Chambers Street, but the locks did nothing to prevent the fire from entering.

The models' door lock relay switches may be affected by water leaks, G.M. said, because a short circuit could create a fire hazard in the door frame where the doors meet the windshield.

At locksport meetings, members regularly participate in a variety of activities such as lock challenges, lock relay races, standardized tests, and many other such activities dreamed up by the members themselves.

A special Door Phone may be added on extension 23 and the system may be connected to an electronic lock relay to allow the door to be opened via a Door Phone call.

With features like an automatic engine immobiliser, two stage impact sensor, programmable automatic arming, automatic security re-arm and built-in central locking relays, the M560 is a favourite due to it's simple-to-operate 2 button remote control.