To remove a GM ignition lock cylinder, use basic hand-tools to loosen the center console trim, unplug the radio and access the unit. The lock cylinder needs to be removed in order to access the electronic ignition switch, which is located behind the unit.Continue Reading
The mechanical GM lock cylinders rarely fail on these vehicles, but the electrical ignition switches located behind the units tend to malfunction. The lock cylinder needs to be removed in order to gain access to the chip-set. The following instructions explain how to remove the lock cylinder from a GM vehicle.