The lock is combined with the ignition switch and engaged and disengaged either by a mechanical ignition key or electronically from the vehicles electronic control unit.
A combination steering lock and ignition key was fitted to the steering column, which replaced the dash board mounted ignition switch and charismatic push button starter.
The trunk could be opened remotely by turning the ignition key to the far left, and a button on the floor caused the radio to engage the signal seeking feature.