Why is my security light on in my car?
Why is my security light on in my car?
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.
How do I reset my GM security system?
How to Reset the Passlock System on GM Cars
- Insert your key in the starter, start you car as you usually would and let it stall. Keep the key in the “On” position.
- Wait until the “Theft Sys” light on your dashboard stays on without blinking. This will take approximately 10 to 15 minutes.
Why is the security light flashing?
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.
How do you reset the security light on a 2002 Chevy Blazer?
You must leave the key in the ignition in the “off” spot to reset the 2002 Chevy trailblazer protection device, and wait 10 minutes. Verify that the safety light is blinking. The security light will stop blinking after 10 minutes, and either turn off or remain continuously on.
What does it mean when the theft light is 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.
Will disconnecting battery reset security light?
One last thing you can try if your car alarm is going off and you can’t get it to stop, but you can get under the hood is to disconnect the battery. By unplugging the battery for a few minutes, it will also reset the computer. All you have to do is disconnect the positive or negative terminal and wait.
How do you override anti-theft system?
Turn the key to unlock your car door, but don’t release it. Hold the key in this position for 20 to 30 seconds. This lets the system know you have the correct key, and it can allow you to bypass the alarm system. Some vehicles recognize the key simply by turning the key back and forth in the door lock key cylinder.
How do I know if my anti-theft system is bad?
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.
How do you reset the security system on a 2005 Chevy TrailBlazer?
Turn OFF the ignition, and wait 5 seconds. Repeat steps 1-4 two more times for a total of 3 cycles/30 minutes. The vehicle is now ready to relearn the Passlock Sensor Data Code and/or passwords on the next ignition switch transition from OFF to RUN.
Why is the security light blinking on my Blazer?
I had the same problem 2 years ago with my 2000 Blazer. I went through hell trying to figure out the problem with many mechanics. If the security light is blinking you have to wait 10-15 minutes for the system to recycle. When the light stops blinking it will start.
How do I Turn Off the PassLock security light?
The SECURITY light will illuminate. Wait 10 minutes until it turns off. 3. Turn the key to OFF for 10 seconds. 4. Turn the key to ON and attempt to start the engine. If it starts and run, the system has reset. If it doesn’t start or run and release the key to the ON position and complete the rest of the steps.
What happens when the GM security light stops blinking?
If the security light is blinking you have to wait 10-15 minutes for the system to recycle. When the light stops blinking it will start. Here’s the issue…the GM security feature is defective and there is no way to turn it off.
How to reset PassLock reset system on Chevy?
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. Wait 10 minutes until it turns off. 3. Turn the key to OFF for 10 seconds. 4. Turn the key to ON and attempt to start the engine.