How to activate the GMC Sierra theft deterrent system?

• If you do not want to activate the theft-deterrent system, the vehicle should be locked with the door key after the doors are closed. • Always unlock a door with the RKE transmitter. If the alarm is set off, press unlock on the RKE transmitter or place the key in the ignition and turn it to START. 1.

How to disarm an anti theft lock on a Chevy Silverado?

Chevrolet Silverado: How to Disarm Anti-Theft Lock. 1 Step 1 – Unplug the battery. Pop the hood of your truck to remove the battery. This should be as simple as removing the cables from your battery 2 Step 2 – Lock all doors. 3 Step 3 – Check for trouble codes. 4 Step 4 – Visit your local dealer.

When does a GM TheftLock radio lock up?

If you own a late ‘90s or early 2000s model General Motors vehicle, you may have found out the hard way that your factory Theftlock radio is programmed to lock up if there’s any disruption in the battery.

How does an anti theft system work on a GM car?

When you insert the proper key and turn the cylinder, a magnet on the cylinder induces a magnetic field onto a sensor. The sensor signal is read by either the instrument panel cluster (IPC) or the body control module (BCM) depending on the vintage of the vehicle.

Is there a way to unlock a GM car?

Use your GM keyless remote to unlock the doors by pressing the “Unlock” button. This button looks like an opened lock. The other option is to unlock the doors with the GM key, and turn the car ignition on. These are the only two options for manually deactivating the alarm, and trying to unlock the doors in any other way will not work.

Is there a theft deterrent on my GMC?

General Motors is an automobile manufacturer that owns Chevrolet, Buick, GMC and Cadillac. Current automobiles use a theft-deterrent alarm system to prevent break-ins. The horn will sound while the headlights flash on and off. This will continue for several minutes unless you deactivate the alarm.

When does anti theft system lock the steering wheel?

Sometimes, the anti-theft system locks the steering wheel and does not let the key turn inside the slot. This annoying problem is mostly exclusive to Hondas. It mainly happens when you move the steering wheel after turning off the car. It locks the wheel in that position and does not let you move it next time you try to switch on the car.

Do you have to pay to unlock a GMC radio?

The downside of the Theftlock system is that if your battery dies or becomes disconnected, you’ll need to enter the radio code to deactivate the Theftlock system. You don’t need to special tools or to pay to unlock your Theftlock protected radio. Here are the simple and easy steps to unlock your Chevy or GMC radio. You’ll need a pen and paper.

Are there any anti theft measures for Chevy Silverado?

See details here. As counter measures to prevent vehicle theft become more and more advanced, car thieves are responding with high-tech tools of their own. That much is evidenced by a recent string of stolen Chevrolet Silverado pickups, all of which had OnStar anti-theft counter measures disabled almost immediately.

How to reset anti theft system on GMC Yukon Denali?

Attempt to start the engine, then release the key to ON, vehicle will not start. Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF, the vehicle is now ready to relearn the Passlock ™ Sensor Data Code and/or password on the next ignition switch transition from OFF to CRANK.

When does the security light go off on a GMC Sierra?

The security light will stop flashing and go off after approximately 30 seconds. The system is armed when the security light goes off. If a locked driver door is opened without using the RKE transmitter, a 10 second pre-alarm will occur. The horn will chirp and the lights will flash.

How does the theft alarm work on a GMC Sierra?

This is the security light. To arm the theft-deterrent system: 1. Open the door. 2. Lock the door with the Remote Keyless Entry (RKE) transmitter. The security light should flash. If the delayed locking feature is active, the alarm will not be activated until all doors are closed and the security light goes off.

Is there an anti theft system on my Silverado?

Today, when i was parking it, put it in reverse and the steering wheel locked, when i tried to move it, it jumped back, 5 seconds later the truck died, i put it in parking and started it again with no problems, the screen showed “anti-theft system, action required, roll down and up the drivers window” i did it and it was fine.

How can I Reset my GM theft deterrent alarm?

If anything else is open, the alarm will not be reset. Close the door and wait for the security light to stop flashing from inside the car. Another option is to close the doors first, and then press the “Lock” button on the keyless remote. This will also pre-arm the theft-deterrent alarm system.

What kind of theft deterrent does General Motors use?

How to set up a GMC Sierra security alarm?

1. Open the door. 2. Lock the door with the Remote Keyless Entry (RKE) transmitter. The security light should flash. If the delayed locking feature is active, the alarm will not be activated until all doors are closed and the security light goes off. 3. Close all doors.

What is the name of the theft deterrent module?

VATS, Passkey, & Passkey II – resistive chip ignition key Vehicle Anti-Theft System (VATS) – VATS has a separate module called the Theft Deterrent Module (TDM) that validates the resistive chip in the ignition key.

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