To turn it off that's all you have to do is push down on the lcd light. It will light up different and that's how you know its off.
How to disengage Pontiac Montana 2002 anti-theft system
disconnect the battery then reconnect. easiest way to reprogram any car computer..
To disable the theft system on a 1998 Pontiac Grand Am, you can try using the key in the driver's door to unlock it, as this can sometimes reset the system. If that doesn't work, you can disconnect the battery for about 10-15 minutes and reconnect it to reset the system. If the problem persists, it may be necessary to consult a professional or refer to the vehicle's service manual for further troubleshooting.
unhook
I need to know how to bypass the anti theft system pass key on a 1997 Pontiac grand am. my car will start but goes dead. wont remain running
Disconnect the battery
Remove the fuse if the device is on a dedicated circuit. Otherwise, disconnect power to the device.
Have a Pontiac dealer's mechanic look it over and tell you.
First, disarm the theft deterrent system. Then you can power off and disconnect it.
To disconnect the theft alarm on a 2002 Pontiac Montana, first, ensure that the vehicle is unlocked. Insert the key into the ignition and turn it to the "On" position without starting the engine. Press the "Unlock" button on the key fob, or manually unlock the driver's door using the key. If the alarm continues to sound, disconnect the battery for a few minutes to reset the system.
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To reset the anti theft system in any vehicle the owner must take the vehicle to a dealership. The owner must be able to prove the vehicle belongs to them in order to get a reset code. There is no other way to rest the anti theft system.