To reset the security alarm on the 2010 Chevy equinox 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. Like.The Service Theft Deterrent System is an alert message that a Chevy Cruze owner may receive when their anti-theft system is not functioning properly. The two most common causes for it are a dead battery and key issues. Most GM vehicles built in the last 20+ years have a theft deterrent system, that includes the Chevy Cruze.GM made several different types of anti-theft systems. VATS, PassKey, and PassLock. The troubleshoot and reset procedures are different for each. PassLock seems to have the highest failure rate. So if you have a key WITHOUT a chip in it, chances are it’s a PassLock system. This article describes how to troublshoot and fix a PassLock system.All of the VTD systems used by GM can be categorized into three groups. An easy way to remember the three groups is to think of them as either the “Resistive-Chip Ignition Key” type, “Coded Lock Cylinder” type or the “Transponder Ignition Key” type. The first group, the Resistive-Chip type, includes those vehicles equipped with the ...Theft module deterrent 2014 chevy cruze, it keeps popping up "service theft deterrent system Chevy cruze theft deterrent mode fix! 2014 Chevy Cruze, it keeps popping up "Service Theft Deterrent System. Theft deterrent module Chevrolet malibu questions Chevy cruze f14a b156 476b. Theft chevy deterrent service system ls cargurus malibu helpful markThe anti-theft symbol is NOT flashing when it won't crank, it's just solid red. I called the local Chevy dealership today; they said a diagnostic exam will be $150. Said it could be something with the ignition, anti-theft module, etc. The guy I talked to was familiar with the problem. After looking through some forums, it seems like this is a ...The Service Theft Deterrent System is an alert message that a Chevy Equinox owner may receive when their anti-theft system is not functioning properly. The two most common causes for it are a dead battery and key issues. Most GM vehicles built in the last 20+ years have a theft deterrent system, that includes the Chevy Equinox.It almost goes without saying that checking and changing your vehicle’s fluids regularly is essential for keeping it running its best. And when it comes to your Chevy truck, there ...The weight of a Chevy Silverado varies based on the model, cab type, bed size and engine type. For example the 2015 Chevy Silverado 1500 with a regular cab and long box weighs 4,68...Mar 14, 2023 · Here’s what to do: With a fully charged battery, put the key in your Camaro’s ignition and turn it like you are going to start the engine. Leave the key in the on position. You’ll see the little padlock symbol, security light, or service theft deterrent system message. Once the padlock goes out (takes about ten minutes), try and start ...All of the VTD systems used by GM can be categorized into three groups. An easy way to remember the three groups is to think of them as either the “Resistive-Chip Ignition Key” type, “Coded Lock Cylinder” type or the “Transponder Ignition Key” type. The first group, the Resistive-Chip type, includes those vehicles equipped with the ...anti theft lights no start. had this problem before but always reset not this time it will turn over but not start it di start twice and cut off after about 10 seconds when i turn key on no lights come on dash other than engine light and antitheft batteries are good just replaced fuel filter housing 6 months ago unplugged ecm to see if it would ...Here’s what to do: With a fully charged battery, put the key in your Traverse’s ignition and turn it like you are going to start the engine. Leave the key in the on position. You’ll see the little padlock symbol, security light, or service theft deterrent system message. Once the padlock goes out (takes about ten minutes), try and start ...1) Turn ON the ignition, with the engine OFF. 2) Attempt to start the engine, then release the key to ON (vehicle will not start). 3) Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF. 4) Turn OFF the ignition, and wait 5 seconds . Repeat steps 1 through 4 two more times for a total of 3 cycles/30 minutes ...Try disconnecting your battery cables then wait about 10 minutes. The computer should reset itself. Reconnect the wires to the battery. It is normal for the theft light to blink about every 5 seconds when the ignition key is out or in the off position. This means the system is armed and working properly.If this is the case it sounds like the immobilizer module for the theft deterrent either needs reset or replaced. If you take apart the under side of the dash below the steering wheel you are looking for a small 2"by 2" module. By finding the specific model number of the immobilizer you will be able to research the reset instructions.12 posts · Joined 2014. #1 · Jun 25, 2015. Hi, i have a 2014 silverado duble cab LT 4x4 with the 5.3v8, it only has 6000 miles, i've been having this issue with the anti-theft system activating by it`s own, i wanted to get more info before going to the dealer. First, a couple of times when i got in the truck in the morning, the radio was ...Here's what to do: With a fully charged battery, put the key in your S10's ignition and turn it like you are going to start the engine. Leave the key in the on position. You'll see the little padlock symbol, security light, or service theft deterrent system message. Once the padlock goes out (takes about ten minutes), try and start your S10.To reset your Chevy Silverado's anti-theft system, you put the key in the ignition and put your car into accessory mode—meaning the car's electrical system is on but the engine is off. Leave your key in the ignition for about 10 minutes, then start up the engine. After all that, the security light should stop blinking.This will also pre-arm the theft-deterrent alarm system. If you do not open the doors or press the unlock button on the keyless remote for 10 seconds, the theft-system will go into armed stage. ... HOW IS THIS RESET? 2017 Chevrolet Silverado 2500HD LT Double Cab LB 4WD-Maintenance & Repair. Anti theft ... 2011 Chevrolet Silverado 2500HD LT ...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.No crank no start service theft deterrent system chevy silverado 2018Silverado disarm codes Post gm trucksDeterrent silverado. Theft Deterrent Module - Chevrolet Forum - Chevy Enthusiasts Forums Check Details Truck wont start. passlock security issues. How to replace theft control module 07-13 chevy silveradoService theft …If the key signature transmitted is acceptable to the theft deterrent control module, the theft deterrent control module will transmit fuel enable password to the PCM. If the fuel enable password is correct, the PCM will start the vehicle. To perform a relearn on a Passkey III system, make sure there is a fully charged battery in the vehicle.2015 chevy silverado theft deterrent system resetTheft deterrent yukon silverado sierra escalade suburban tahoe Theft impala anti bypass chevy passkey system iiiHow to do a bypass on a passkey iii on a 03 chevy impala anti theft. ... 2009 chevy malibu anti theft reset. 2011 chevy equinox anti theft resetHow to reset the 2016 chevy malibu anti ...The most common reasons as to why this happens are: ⚠️ Low battery of the key or the remote control: the chip will not send the signal. ⚠️ The chip of the key is damaged or has been decoded: it may happen if the key is damaged or if it gets wet. ⚠️ Faulty electrical wiring: it may happen both in the antenna as well as in the ...Insert the ignition key into the ignition switch and turn it to the “On” position. Wait for 10 Minutes. Allow the vehicle to sit with the key in the “On” position for about 10 minutes. This gives the theft deterrent system time to reset. Turn Key to Off. After waiting for 10 minutes, turn the key to the “Off” position.Nothing new in the theft deterrent sys that GM is using in the twins. Steps I would take are read codes, relearn the key transponders, reprogram the BCM. If there are no codes, at least it acts up frequently enough to troubleshoot. Not an issue for a good tech to find.To reset the anti-theft system in Your 2011 Chevy Traverse, You will start by pushing the panic button for five seconds before hitting the lock button again, standing 10 feet away from the vehicle. Follow the unlock button twice and Your protection needs to be reset. This can also be activated by replacing the battery or by draining the battery. This could also be caused by a faulty passlock ...If this is the case it sounds like the immobilizer module for the theft deterrent either needs reset or replaced. If you take apart the under side of the dash below the steering wheel you are looking for a small 2"by 2" module. By finding the specific model number of the immobilizer you will be able to research the reset instructions.To reset your Chevy Silverado's anti-theft system, you put the key in the ignition and put your car into accessory mode—meaning the car's electrical system is on but the engine is off. Leave your key in the ignition for about 10 minutes, then start up the engine. After all that, the security light should stop blinking. It's keyless start.In today’s modern world, the threat of theft and burglary is an unfortunate reality. As technology continues to advance, so too does the sophistication of criminals. Fortunately, t...Apr 17, 2024 · To reset your Chevy Silverado’s anti-theft system, you put the key in the ignition and put your car into accessory mode—meaning the car’s electrical system is on but the engine is off. Leave your key in the ignition for about 10 minutes, then start up the engine.Mar 14, 2023 · Here’s what to do: With a fully charged battery, put the key in your Camaro’s ignition and turn it like you are going to start the engine. Leave the key in the on position. You’ll see the little padlock symbol, security light, or service theft deterrent system message. Once the padlock goes out (takes about ten minutes), try and start ...The Service Theft Deterrent System is an alert message that a Chevy Tahoe owner may receive when their anti-theft system is not functioning properly. The two most common causes for it are a dead battery and key issues. Most GM vehicles built in the last 20+ years have a theft deterrent system, that includes the Chevy Tahoe.The theft system is indicating a short term theft issue. ... Until the TDM (theft deterrent module) in the dash poops out, then you're kinda screwed. I was told that these types of key security systems have a 7-10 year life span. Sucks for us. ... 2011 • 2003 Chevrolet Silverado 1500. 0 helpful. 1 answer. 1997 Buick Park Avenue, engine turns ...Here’s what to do: With a fully charged battery, put the key in your Envision’s ignition and turn it like you are going to start the engine. Leave the key in the on position. You’ll see the little padlock symbol, security light, or service theft deterrent system message. Once the padlock goes out (takes about ten minutes), try and start ...By 1998, only a handful of vehicles made by GM left the factory without VTD. What this all means is that performing Theft Deterrent Relearn procedures will now become common practice when replacing a PCM, BCM, VTD control module, ignition key, ignition lock cylinder or instrument cluster in late-model GM vehicles.Replaced battery in 2011 Silverado 1500. Theft deterrent alarm comes on when new battery is connected. ... so that is not the correct procedure to reset this system. The security staying on does indicate that the system is engaged, so try this. ... i have a 2002 Chevy silverado 3500 i have a problem with the alarm going off every time i open ...The 2000 Chevrolet Silverado is equipped with the General Motors Passlock theft-deterrent security system. The system disables fuel to the ignition if a valid key is not used when attempting to start the engine. If the Passlock system is activated, the Silverado will not be able to be started until the system is reset.Two weeks ago it was Equifax; now another crucial US financial institution has been breached. Hackers broke into the systems of the top US securities regulator last year, and may h...Theft module deterrent No crank no start service theft deterrent system chevy silverado 2018 Theft deterrent yukon silverado sierra escalade suburban tahoe Service theft deterrent system? ... 2018 Chevy Silverado Theft Deterrent System Reset. Chevrolet silverado: how to disarm anti-theft lock Chevrolet silverado disarm codes. 18 Sep 2023.Brand: SKU: 13523275. Other Names: Anti-Theft Module. Description: This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Deter vehicle theft This GM Genuine Part is designed, engineered, and tested to rigorous standards ...The anti theft deterent system is engaged on my 2009 chevy Silverado 1500, Ive tried disconnecting the battery for a - Answered by a verified Chevy Mechanic ... Replaced battery in 2011 Silverado 1500. Theft deterrent alarm comes on when new battery is connected. Tried all the reset procedures I could find on line and nothing happens when I ...About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...2015 Chevy Silverado Theft Deterrent System Reset. 2015 chevy silverado theft deterrent system reset How to reset anti theft system chevy silverado (02 simple methods Override theft deterrent mode gm yukon, tahoe, suburban, escalade. Override theft deterrent mode GM Yukon, Tahoe, suburban, EscaladeHow to reset anti theft system chevy silverado (02 simple methods2014 chevrolet silverado: theft-deterrent system reset Timing gm chevy specs system ehow passkey disable theft block reset deterrent identify camHow to program anti theft or security on gm cars hummer, chevy program. Check Details Svc tire monitor 2011 chevy malibu - itangenPress the lock switch from inside the car to lock the doors. Be sure all other doors, trunk, hood and lift gate are also closed. To reset anti-theft systems, you must make sure nothing else is left open. 3. Close the door and wait for the security light to stop flashing. Close the door and wait for the security light to stop flashing from ...2001 chevy malibu won't startMalibu theft How to reset the 2016 chevy malibu anti theft system after battery is2008-12 chevrolet malibu theft locking module keyless entry. Theft deterrent gmcMalibu theft Malibu theft chevy 2003 system anti 2001 security start desbloqueo flaw wonChevrolet malibu questions. 2002 Malibu theft system reset. - YouTubeChevrolet equinox service manualTheft deterrent reprogram 2007 silverado module vin anti genuine gm Silverado theft attempt bewareHow to reset anti theft system chevy silverado [done]. Theft deterrent system chevyModule theft suburban control chevrolet replace 2004-2011 chevrolet theft deterrent module 95270987Theft deterrent system chevy.Here's what to do: With a fully charged battery, put the key in your Corvette's ignition and turn it like you are going to start the engine. Leave the key in the on position. You'll see the little padlock symbol, security light, or service theft deterrent system message. Once the padlock goes out (takes about ten minutes), try and start ...Chevy Cruze Service Theft Deterrent System Reset 13 Nov 2023. 2014 chevy cruze, it keeps popping up "service theft deterrent system Chevy cruze 476b f14a b156 Theft deterrent module. ... › Chevrolet Silverado Upgrades › Battery For 2003 Ford Mustang › Chevrolet Silverado 2500hd 2019All of the VTD systems used by GM can be categorized into three groups. An easy way to remember the three groups is to think of them as either the “Resistive-Chip Ignition Key” type, “Coded Lock Cylinder” type or the “Transponder Ignition Key” type. The first group, the Resistive-Chip type, includes those vehicles equipped with the ...The Service Theft Deterrent System is an alert message that a Chevy Cobalt owner may receive when their anti-theft system is not functioning properly. The two most common causes for it are a dead battery and key issues. Most GM vehicles built in the last 20+ years have a theft deterrent system, that includes the Chevy Cobalt.2001 chevy malibu won't startMalibu theft How to reset the 2016 chevy malibu anti theft system after battery is2008-12 chevrolet malibu theft locking module keyless entry. Theft deterrent gmcMalibu theft Malibu theft chevy 2003 system anti 2001 security start desbloqueo flaw wonChevrolet malibu questions. 2002 Malibu theft system reset. - YouTubeStep 1: Check for the anti-theft light. It’s located on your dash and will have a blue or red light. Step 2: Turn the ignition to the "on" position. 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.Attempt to start the engine, then release the key to ON; the vehicle will not start. 3. Observe the SECURITY telltale; after approximately 10 minutes the telltale will turn. OFF. 4. Turn OFF the ignition, and wait 5 seconds. 5. Repeat steps 1 through 4 two more times for a total of 3 cycles/30 minutes; the vehicle.The service theft deterrent system message came up and the light indicator on the dash turned on. I didn't do anything different from any other time, and couldn't get the light to reset. ... 2011 Chevy CCLB 4" lift in 35's. 5" stainless exhaust. Mbrp downpipe. ... 2011 Silverado 2500 HD 6.6 Duramax (LML)-Kory Willis Tunes-Fully Deleted× We use cookies to help our site to work, to help us understand how it is used, and to tailor advertising on this and other sites. You can read more here and make your cookie choices.By continuing to use this site you agree to us doing so.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.Repeat this process for up to 3 times; this should work with any PassKEY system on the 2007 Chevrolet Silverado to reset the alarm. Put they key in the ignition and turn it to one, then wait 10 minutes. After ten minuets the theft system will be reset. II did that and my security light came back on.With the Doors closed, place the key in the lock cylinder and turn to the Run position. Observe the Security indicator lamp. - Lamp is On and does not go Off however, the engine starts. This indicates that the VTD system detected a fault when the engine was running. - Lamp flashes On and Off.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...When your vehicle Silverado theft deterrent system message, the system will not let the vehicle start. Resetting the system takes about a half hour and is something you can often do yourself at home. The two most common causes of “Service Theft …Chevy cruze theft deterrent mode fix! Theft deterrent system service silverado gm trucks sierra. Theft Deterrent Module - Chevrolet Forum - Chevy Enthusiasts Forums. 2014 chevy cruze, it keeps popping up "service theft deterrent system Anti theft system car wont start chevy / tackle these common chevy Never ending "service side detection ...The most common reasons as to why this happens are: ⚠️ Low battery of the key or the remote control: the chip will not send the signal. ⚠️ The chip of the key is damaged or has been decoded: it may happen if the key is damaged or if it gets wet. ⚠️ Faulty electrical wiring: it may happen both in the antenna as well as in the ...2015 Chevy Silverado Theft Deterrent System Reset. 2015 chevy silverado theft deterrent system reset How to reset anti theft system chevy silverado (02 simple methods Override theft deterrent mode gm yukon, tahoe, suburban, escalade. Override theft deterrent mode GM Yukon, Tahoe, suburban, EscaladeHow do I reset my passlock 2008 silverado. Turn ON the ignition, with the engine OFF. 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. Turn OFF the ignition, and wait 5 seconds . Repeat steps 1 through 4 two more times for ...Nov 19, 2019 · Buy me a coffee? https://www.buymeacoffee.com/diytechnician Buy me a coffee? https://www.buymeacoffee.com/diytechnician After replacing the steering column i...When your vehicle Silverado theft deterrent system message, the system will not let the vehicle start. Resetting the system takes about a half hour and is something you can often do yourself at home. The two most common causes of “Service Theft Deterrent System” are a bad battery or a new/faulty key. Table of Contents.2011 Cruze LT. All original keys were lost, I got a new key cut, went to do the 3x10 programming method and a "service theft deterrent system" message appeared on the dash. I've disconnected the battery for roughly 30 mins, the theft deterrent message is still there after reconnection. Since I don't have the original keys what options ...Service Theft Deterrent System also I'm have a similar/same problem quantumorbit had with my 2014 Chevy Volt. When I went to start it said " Service Theft Detection" and wouldn't start. I've cleaned ground points (G103 as mentioned previously in this post) and the X107 connector. I also checked the codes: P0Ac4 and P1E00.Theft deterrent system service silverado gm trucks sierraAnswered: new issue: why does my car beep when i turn the key in the 2014 chevy cruze, it keeps popping up "service theft deterrent systemTheft deterrent module.The anti-theft symbol is NOT flashing when it won't crank, it's just solid red. I called the local Chevy dealership today; they said a diagnostic exam will be $150. Said it could be something with the ignition, anti-theft module, etc. The guy I talked to was familiar with the problem. After looking through some forums, it seems like this is a ...A theft deterrent system is designed to make your van harder to steal. It is an alarm system, and it's an immobilizer (makes it where your Venture won't start). The service theft deterrent system warning won't make your Chevy Venture's alarm go off randomly, but it won't be able to start. Given enough time, almost any security system ...Passlock system fault code B2960. Security light flashing. Engine starts and dies. If you find yourself stranded, your engine won't start, and the security light is flashing, 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.I found some not so great instructions on how to do this so I decided to create a quick video to show how to perform this reset on GM vehicles where there's ...The theft deterrent system should reset. Anti-theft systems can be highly useful, especially if you have a popular vehicle. For example, according to the National Insurance Crime Bureau, the Chevy Malibu was one of the most stolen cars in 2021, with high reported incidents for the 2013 model in states including Nebraska and Delaware.The Service Theft Deterrent message will appear in your Chevy Cruze due to an attempt to steal or break into your car. A few reasons could trigger theft detection system errors, including low battery levels and faulty keys. Solutions for resolving the issue include resetting the vehicle’s computer or performing a manual reset process ...having issues with 2014 Silverado 1500 service theft deterrent system Repair Help Locked post. New comments cannot be posted. ... My 2014 is doing something similar .. bunch of no-starts after seeing the service theft deterrent system msgs every now and then. ... ATS with emissions system (2011)May 10, 2022 ... Here is a simple one. Hey we all need them sometimes! Follow along as i show you step by step what I did to diagnose to lead to a fix!The Service Theft Deterrent System is an alert message that a Chevy Cobalt owner may receive when their anti-theft system is not functioning properly. The two most common causes for it are a dead battery and key issues. Most GM vehicles built in the last 20+ years have a theft deterrent system, that includes the Chevy Cobalt.#1 · Dec 16, 2021 (Edited) OK long story, I am having problem with my 2011 chevy Silverado truck it has passlock3 keys. The problem is the service theft deterrent …If the key signature transmitted is acceptable to the theft deterrent control module, the theft deterrent control module will transmit fuel enable password to the PCM. If the fuel enable password is correct, the PCM will start the vehicle. To perform a relearn on a Passkey III system, make sure there is a fully charged battery in the vehicle.The Service Theft Deterrent System is an alert message that a Chevy Spark owner may receive when their anti-theft system is not functioning properly. The two most common causes for it are a dead battery and key issues. Most GM vehicles built in the last 20+ years have a theft deterrent system, that includes the Chevy Spark.Chevy Silverado Theft Deterrent System Reset. ... Deterrent silverado Module theft suburban control chevrolet replace 2011 gmc sierra 30-minute vehicle key relearn. ... No Crank No Start Service Theft Deterrent System Chevy Silverado 2018. Check Details. Service Theft Deterrent System? - Page 2 - 2014 / 2015 / 2016 / 2017theft of GM trucks are getting crazy throughout Texas and the southern United States. any thoughts on revelco, kill switch, or Croc. Loc. the revelco seems solid but the price is a lot. The thieves could still easily swap the ECM/ key out in a few minutes and drive away with revelco. The Croc Loc is what a lot of local Guys are getting in Texas.With a fully charged battery, put the key in your Suburban’s ignition and turn it like you are going to start the engine. Leave the key in the on position. You’ll see the little padlock symbol, security light, or service theft deterrent system message. Once the padlock goes out (takes about ten minutes), try and start your Suburban.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 ...The service theft deterrent system in the Chevy Cruze is an electronic system designed to prevent unauthorized starting and operation of the vehicle. It does this by ensuring that the key used to start the vehicle is paired to it. If the system detects an unpaired or unauthorized key, it disables the ignition and fuel systems, making it ...Asked by Guru5FTTB Jun 28, 2019 at 08:51 PM about the 2011 Chevrolet Silverado 2500HD LT Extended Cab 4WD. Question type: Maintenance & Repair. Broke a key off in igintion switch. My husband took console around steering wheel apart. ... Service theft deterrent system 5 Answers.If you're driving a Chevy or GM you're a, It ran on the battery for a. We think the alternator died. It r, If this is the case it sounds like the immobilizer module for the theft deterrent eit, In today’s modern world, the threat of theft and burglary is an unfortunate reality. As tech, Here’s what to do: With a fully charged battery, put the key in your Trax’s ignition and turn it like you are g, It can be solved simply, as this is a common issue. What Triggers th, To reset the Chevy Cruze anti-theft system, sit in the driver’s seat with the door closed, press the unlock butt, Answered in 6 minutes by: GM Mechanic: MPMoore. The only , The process of resetting the theft-deterrent system on a, Apr 19, 2021 · How to reset theft deterrent on gm v, GM made several different types of anti-theft systems. VATS, PassKey, How to replace theft control module 07-13 chevy silveradoTheft d, 1.With a master passkey III key (Black), turn ON the , I have a 2008 Chevy 3500 Duramax. Went to start this morn, If you are experiencing issues with your Mac such as slo, Aug 6, 2023 · Press the lock switch from inside the , Mar 14, 2023 · With a fully charged battery, put the key, Malibu theft deterrent ls cargurusService theft deterrent syst.