How do you remove a GM ignition switch without the key?

Turn on your power drill and use your drill bit to make a hold in the key slot of the ignition cylinder.
Insert a straightened out paperclip into the slot just to the left of the key cylinder.

How do I disable GM Anti theft system?

The vehicle should start, and then stall while the SECURITY light flashes. Leave the key at the ON position for 10 minutes and wait for the SECURITY light to go away. Turn the key to the OFF position for 5 seconds and restart the car. The car should start and the SECURITY light should remain off.

How do you reset the SECURITY on a 1998 GMC 1500?

How to Reset Passlocks on ’98 Chevy Trucks

Insert your registered key into the ignition. Try to start your Chevy truck. If the security feature was activated, you should not be able to start the truck.
Turn the key back to the “Run” position. The security light will start to flash off and on.

Where is the ignition key on a 1997 GMC?

Place your multimeter in Ohms mode. Place the ignition key in the ACC position. You should have continuity between terminals D2 and D6 of the ignition switch connector. Place the ignition key in the OFF position. You should have continuity between terminals C1 and D5 of the ignition switch connector. Place the ignition key in the RUN position .

Can a GM ignition control module be used?

The ignition control module (ICM) and ignition coil tests in this article assume that your vehicle is Cranking but NOT STARTING due to a NO SPARK Condition. If you’re GM car or truck starts and runs, this article will not help you.

Is the 1997 GM ignition switch a defective part?

The 1997 GM ignition switch is an expensive part. So if your diagnostic test results indicate you’ve got a defective one on your hands, check out the following links. I think they’ll help you comparison shop for it and save a few bucks: NOTE: Not sure if the above ignition switch fits your particular 1997 Chevy or GMC pick up or SUV? Don’t worry.

How does the ECM control the ignition module?

On most vehicles built within the last few decades, the sensor’s signal is sent first to the ECM. The ECM then uses this information to control ignition module operation. On some vehicles, the ECM may control ignition timing above a certain engine RPM, while the ignition module has control below a certain RPM.

How to test a GMC ignition control module?

NOTE: Testing the ignition system is a breeze. This tutorial will help you test the ignition coil, ignition module, and the crankshaft position sensor: How To Test The GM Ignition Control Module (1995-2005).

What was the ignition module for a 1996 GMC c2500?

1996 GMC C1500, C2500, C3500 Pick Up. 1996 GMC K1500, K2500, K3500 Pick Up. All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor).

How does the ignition control module ( PCM ) work?

Now, the important thing to know is that the PCM controls the creation of spark from the get-go (crank up) and at all engine speeds thru’ the ignition control module (ICM). The really cool thing about this type of ignition system is that all of these signals ( IC Signal and the Switching Signal) can be tested easily with some very simple tools.

What are the wires in the ignition module?

The ignition control module (ICM) has 4 wires coming out of it. Below are the descriptions of what each circuit does. Each circuit is identified by a letter, and this is the same letter that you will find on the ignition module’s connector. Power (12 V) Circuit. Ignition Control (IC) Signal. Engine Ground Circuit. Switching Signal Circuit.