How do I reset my GM security light?

How to Reset the Passlock System on GM Cars

  1. Insert your key in the starter, start you car as you usually would and let it stall. Keep the key in the “On” position.
  2. Wait until the “Theft Sys” light on your dashboard stays on without blinking.
  3. Start the car immediately once the “Theft Sys” light stays on steadily.

How do I reset my GM anti-theft system?

How do you reset the Chevy Silverado’s anti-theft system? Insert the ignition key, put it in the on position, attempt to start the engine. With the key in that position, wait ten minutes. The security light will blink and go out.

How do I get my car out of security mode?

Look for a button that allows you to slide the physical key out of the fob. Step 2: Turn the vehicle key to unlock the car door without releasing it. Hold the key for 30 seconds in this position. This will signal to your car’s system that you have the right key, and will enable you to bypass your car’s alarm system.

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What does it mean when security light stays on?

On your particular vehicle the security light staying on as the vehicle is running is an indication that the security system has failed and is disabled. It is common for a security light to come on after battery dies because the computer may lose its programming to the key.

Why is the anti-theft light blinking?

The Anti-theft Light in the dash of your car should flash periodically to show that the system is engaged and active. You have to lock the doors of the car (without it running) for the alarm to engage.

How do I know if my car is in anti-theft mode?

If the security or anti-theft light is flashing when you attempt to start your car, and the engine does not crank or does not start, you have an anti-theft problem. The system may not be recognizing your key or keyless entry signal, or there may be a fault in the anti-theft module, keyless entry system or wiring.

What can trigger the anti-theft system?

Q: What does it take to trigger the Anti-Theft system?

  • The system should be triggered if a door, the trunk or even the car’s hood is opened without the key or the remote being used.
  • The system should be triggered if the ignition switch is turned to the ON position without using a programmed key.

Does anti-theft light drain battery?

The anti-theft light won’t drain your battery.

But, if you leave the car alarm to go off for long, it can drain the battery.

How do I start my car when the security light comes on?

If nothing happens or the engine starts and dies, the security light will be flashing. Leave the key in the On position and wait ten minutes. The flashing light should go off or illuminate without flashing. When it does, turn the ignition off, wait twenty seconds, and then try to start the engine.

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Can the immobilizer be disabled and bypassed?

You can bypass the immobilizer by placing the key in keyhole hence deactivating the car’s immobilizer to remote start. The added security with Mobokey allows the security to be activated as soon as the phone moves away from the car, so you don’t have to worry about car security.

How much does it cost to reset anti theft system?

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The average cost for antitheft system control module replacement is between $418 and $445. Labor costs are estimated between $104 and $132 while parts are priced at $314. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.

Does PASSLock disable fuel pump?

Yes, the fuel pump should still run even if there is a passlock issue.

How do you bypass the anti theft system on a Chevy Cruze?

How do you reset a Chevy Cruze theft deterrent system? Press the unlock button, get out of the car, but leave the door open, then press the lock button on the door, and shut it. Simple as that. This fix will work most of the time.

How do you fix an immobiliser problem?

How to Fix. Many immobilizer problems can be fixed simply by simply replacing the battery in the key fob. Many transponder keys depend on a small battery to relay the security code to the car immobilizer. Be careful replacing the battery so you don’t accidentally damage the transponder chip inside.

What is a passlock key?

Passlock uses a coded lock cylinder that essentially stops the engine from running until the proper key is detected. When the key is inserted into the ignition, a magnet on the cylinder creates a signal to the ECM (engine control module) that essentially says everything is ok to start and run.

How do you relearn a key in GM?

Relearn procedure:

Insert ignition key and turn to the ON position. Do not attempt to start the engine. Leave the key in the ON position for approximately 11 minutes. The security light will be on or flashing for the 11-minute period.

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What year did GM start using vats?

VATS (Vehicle Anti Theft System) was introduced by GM on the 1986 Corvette because the Corvette had become the number one target of car thieves. Corvette thefts dropped so impressively after VATS was implemented that GM expanded the system in 1988 to the Camaro, Firebird, and Cadillac Seville.

How do you reset the security on a 98 Chevy?

3 Answers

  1. Turn the key to ON and attempt to start the engine and release the key to the ON position.
  2. The SECURITY light will illuminate.
  3. Turn the key to OFF for 10 seconds.
  4. Turn the key to ON and attempt to start the engine.
  5. The SECURITY light will illuminate.
  6. Turn the key to OFF and wait 10 seconds.

How do I reset my 2014 Chevy Silverado theft deterrent system?

Begin by using your original key fob to unlock your truck doors. Then, open the passenger-side door and manually re-lock the vehicle using the switches on the inside of the passenger-side door. Finally, close the doors, and your system should be reset. You can check your work by attempting to start your truck’s engine.

How do I disable anti-theft system?

Insert the key into the ignition and turn it to the on position, which activates your accessories but not the engine. Leave the key in position for about 10 – 15 minutes. Step 3: Check the anti-theft light again. If it’s no longer blinking, turn the key back to the Off position and allow it to set for a minute or two.

How do I reset my car alarm after changing the battery?

If the light turns off as usual once the car is started, then the system should be properly reset without any issues. You typically will not need to do anything to reset your car alarm after a battery change, but it should automatically reset for you.