A negative ignition switch will make it practically impossible to start your GM vehicle. If you should remove the ignition switch, remember the the exact procedure can vary because of the large number that GM models. The move works directly with the an essential lock cylinder; on most models you have to remove this first.

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Disconnecting the an unfavorable battery cable is always the very first step once working through something electrical. On some models---often the trucks---you must loosen a screw or bolt come disconnect the cable. Eliminate the black cable and set it where it won"t come into contact with the terminal. You should likewise disable the driver"s wait bag mechanism (if your auto is for this reason equipped) as a precaution. V the wheels encountering forward and the ignition switch in the "lock" position, eliminate the wait bag fuse native the fuse box. Wait at least two minutes for the back-up power it is provided to deplete. Currently remove the driver"s knee bolster for this reason you have the right to reach and also disconnect the waiting bag connector. Leaving the knee bolster open.

You must remove the trim covers come the steering column to reach the ignition switch and also lock cylinder. Pull out the tilt lever, if one is installed, and remove the cover"s screws. Insert the an essential and turn it come the "start" or "run" position. Now you need a retaining pin---a small, thin metal rod that looks favor a lock pick. Push this retaining pin right into the hole at the optimal of the ignition module, and also pull the lock cylinder out with the key still within it. The electrical part of the switch remains installed. Disconnect all electric connectors come the switch, then find the two removal holes near the spot wherein the lock cylinder was. Insert a screwdriver into each of these holes together to remove the switch from the steering column. Some Cadillac models space different. You have the right to remove the move without acquisition out the lock cylinder. Make sure it"s in the "lock" position. With the trim dashboard under the steering pillar removed, pull the end the bolts or nuts that connect the steering column bracket come the tool panel, and lower the steering column. Currently remove the wiring cover to the ignition switch by pulling the end its screws. Eliminate the retaining screws for the switch, and disconnect its harness connector.

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Chris Moore has been contributing to eHow since 2007 and also is a member that the DFW Writers' Workshop. He got a Bachelor of arts in journalism from the university of Texas-Arlington.