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Turn ignition to the “OFF” position, and wait 10. Attempt to start the engine, and then release the key to the “ON”. Observe the “SECURITY” indicator After 10 minutes the “SECURITY” indicator light will turn off. Turn ignition to the “OFF” position, and wait 10. Vehicle has now learned the new password. Start the.Turn the ignition switch on and allow your electrical system to boot up the radio. Once the word "CODE" appears on display, you can complete the next step. Enter the anti-theft or unlock code that is on the anti-theft card. Then press the tune button on the Chevy stereo system. The display will go from showing "CODE" to a static screen.Currently working on a 2019 colorado 2.8l diesel that has a false theft deterrent coming from rear closure theft - Answered by a verified Chevy Mechanic. ... The anti-theft triggers the hazard lamps and horn. As soon as the last door is closed the antitheft arms without locking with remote or key.09 Colorado 5spd 4x4 Discussion starter. 11 posts · Joined 2014. #1 · Oct 23, 2014. I have a 2009 Colorado. It wont start or even turn over half the time because the anti-theft system wont allow it. I put the key in the ignition and the anti-theft Indicator shows up on the dash flashing. Im not sure what to do. I've tried both sets of keys.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 terminals and freeing the battery with your hands. Wait 15 to 30 minutes. During this time, it's recommended that you test your battery using a multimeter.A short picture video (less than 2 minutes) describing the basics of "Passlock", GM's rudimentary anti-theft system that is one of the most common starting i...10-Minute Learn Procedure. Connect the Tech 2 to the vehicle. Select Request Info. under Service Programming System and follow the instructions. Disconnect the Tech 2 from the vehicle and connect it to a techline terminal. On the techline terminal, select Theft Module Re-Learn under Service Programming. Disconnect the Tech 2 from the techline ...The easiest and least evasive way to bypass this system is to insert the key into the car’s ignition and turn it to “auxiliary” for about 10-15 minutes until the light is off. From that point, the car should be able to start with no hassle.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. If the resistance value read by the TDM is what the TDM is expecting, the TDM will send a signal to the PCM informing the PCM that a valid key is present and the PCM may start the vehicle.Models & Specs. 2. James B July 16, 2020. To reset the anti theft security alarm on the 2014 Chevy spark you need to lock all the doors, then unlock the driver side and put the key into the on position. Now turn it off and then back on twice and it will reset. If the immobilizer is messed up then the alarm will not work.One method to reset the service anti theft system on your Chevy Cruze is to turn the key in the ignition. Insert the key into the ignition and turn it slightly to the right, just enough to engage the electrical system. Leave the key in this position for about 10 minutes. This will allow the system to reset and turn off the "Theft System" light ...How do I reset theft deterrent lock system for 2015 Colorado? The vehicle shut down. No my vehicle is at the grocery - Answered by a verified Chevy Mechanic ... Anti theft deterrent on i can't start up. They are good. ... 2015 chevy colorado z71. truck wont start, almost dead when trying to start. then message comes on and off "service ant ...I have a 2008 Chevy 3500 Duramax. Went to start this morning (around 30 degrees F), and turned the key to ignition and it did absolutely nothing and the service theft deterrent system light came on. I read on forums to turn the key to the on position, let it sit for ten minutes and then wait for the security light to go off, turn the key off ...Found the cause of my 2018 Colorado refusing to start while displaying "Service Anti Theft Deterrent System". This Fault occured on a 2018 Holden Colarado LT...The trucks are full of small computer modules, like your PC, or your phone, they get out of sync, you reboot your phone to fix it, rebooting the truck is sometimes necessary. The truck doesn't have an on/off switch, you need to remove the power. Ray. '09 Avalanche LTZ - 5.3 - 4x4 - Black. Roster.Colorado. 2021. The first thing to check with the anti-theft system on the Chevrolet Colorado, is that the key in Your remote entry fob isn't dead; if it is, that'll be why You're unable to reset it the normal way. Likewise, You'll want to check the battery in Your vehicle as well.To reset the anti-theft system on the Chevy Silverado You will need to get into the car and lock the doors. ... Let it sit there for 5 minutes until the anti-theft light blinks. Once it blinks You will need to turn it to the off position, then turn it back to the on position. Now wait for a min and it will blink again.The Service Theft Deterrent System Message indicates that there is an issue with the Anti-theft system in your Chevrolet, Opel, or GM vehicle. You will not be able to start the engine while you see this message until you fix the issue. GM vehicles are equipped with a theft deterrent system that prevents people from breaking into your car.If the battery voltage is good 12.2+ and your spare key will not work. Then disconnect the battery for 10 minutes, then lock unlock the door with the remote, then key and retry. If that fails then the vehicle has a theft system component failure and needs to be towed to the shop to have codes pulled and the faulty part replaced and the system ...Turn the key on to the "Run" position without cranking the engine. Leave the key there for exactly . Turn the key to the off position without removing it and back to "Run" for 10 more minutes.May 1, 2021. Just leave the key in the run position and the "Theft System " light on the dash will be flashing.Jun 19, 2017 ... I've been dealing with this for over 5 years . Security light flashes and I have to turn the key on and wait 10 min for it to stop flashing ...Equip cars, trucks & SUVs with 2008 Chevrolet Colorado Ignition Switch from AutoZone. Get Yours Today! We have the best products at the right price. skip to main content. 20% off orders over $100* + Free Ground Shipping** Eligible Ship-To-Home Items Only. Use Code: APRILDEAL. Menu ...Ok, this is an at home remedy that helped on my 2003 suburban.To reset the security alarm on the 2011 Chevy equinox you need get in the car and lock all the doors, then unlock the driver side and put the key into the on position. Now turn it off and then back on twice and it will reset. If the immobilizer is messed up then the alarm will …How to Reset the Theft-Deterrent System on a 2014 Silv2008 chevy uplander wont crank. horn hon Anti theft system reset: truck was turning over but not firing or. Theft ford resetDealer installed alarm hardware found! 2011 ranger anti-theft randomly turns on and engine wont startAuto theft locked up my 2002 ford ranger and trying to bypass it so i am get home, 100,000 and. i have a 2000 cavalier with the same anti theft problem. i am not su Whenever you're troubleshooting an electrical problem, start with the battery. Your vehicle might trigger the security light because the receiver isn't getting enough power - and that is also probably why your car won't start. Bad or dead batteries are one of the most common reasons for a "faulty anti-theft system.". In this video I will walk you through installing

Silverado 1500. 2020. To reset the anti-theft system on the Chevy Silverado You will need to get into the car and lock the doors. Now with the doors locked put the key into the ignition and turn it to the on position. Let it sit there for 5 minutes until the anti-theft light blinks. Once it blinks You will need to turn it to the off position ...Appears to be anti-theft locking. The door locks and lights are working but the key won't turn at all. ... Is there a way to reset the theft deterrent system ... 2000 Chevy Lumina: ignition anti theft light came on..keys. I have a 2000 Chevy Lumina and after it was in for a minor repair the ignition anti theft light came on. We went to the ...Ok, this is an at home remedy that helped on my 2003 suburban.To reset the security alarm on the 2011 Chevy equinox you need get in the car and lock all the doors, then unlock the driver side and put the key into the on position. Now turn it off and then back on twice and it will reset. If the immobilizer is messed up then the alarm will …Disconnect the battery to the vehicle for 15 minutes and while disconncted change the battery in your key fob. Good Luck. this causes the anti theft system to prevent the fuel injectors to open and the engine will not start because has no gas. the security light stain on is your hint of what is going on.Chevy Colorado 2004- Anti theft lock on, when on- turns off speedometer, gas gauge, rpm's, and gear light. ... This may be the reason my truck will not start after it flipped over onto the drivers side. I have tried to reset the Antitheft system but it is not work ...

07 Colorado won't start, passlock alarm broke. Quick 9 sec. startup, without cutting a wire. Must watch. Might work for other GMC and Chevy years.Chevrolet. Malibu. 2007. In order to reset the anti theft system on Your 2007 Chevy Malibu You'll first need to put the key in the ignition and move it in to the on position. Now let the vehicle sit for 10 minutes. The light should stop blinking and when it does You'll need to take the key out of the ignition.Aug 20, 2020 ... Pass-lock bypass. Tiny. CLAY FONTENOT2. MEMBER ... As said above, the bypass options usually don't ... 2004 Chevy Colorado Security Passlock Problem.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Relearn Procedure For Chevrolet Security Sys. Possible cause: Anti Theft Reset . So I'm having an issue with my truck 2012 Chevy Colorad.