L5p nox sensor - Apr 17, 2021 · On a 18 L5p there are at least 2. One before and one after the scr. It compares these to see if the def and scr are doing the job. I saw in my scan tool an Autel, a nox sensor calibration test. So it may not be plug and play. The high and low range limits of each sensor was pretty wide on the scan tool.

 
S&B MAP Sensor Spacer Installation for 2011-19 Ford 6.7L Powerstroke. Watch on. The amount of soot that builds up on the L5P MAP sensor is unreal. Our MAP Sensor Spacer keeps your sensor clean and one less thing to worry about.. Frb bank routing numbers

I know it’s an old thread, but the L5P in the 2020 is the noisiest, most unpleasant Duramax to date. The thumping, ticking, screeching, and what I’m assuming is injector knock, is almost Unbearable. Been in 3 different 2020’s and besides when mine melted down a dpf, I’ve yet to hear a quieter Dmax from factory.The Dorman 904-6036 Nitrogen Oxide (NOX) Exhaust Sensor (Upstream) will restore proper function to the emissions systems on your 2011-2012 Ram 6.7L Diesel. This NOx sensor has been manufactured to the factory sensor’s specifications to properly restore nitrogen oxide detection and comply with emissions regulations.NEW L5P Duramax DPF Rear Downstream NOx Sensor | 12676706, 12718676, 12673517 | 2017-2019 GM Duramax 6.6L. Item #: 12676706. Price: $299.00. Sale: $199.95. Buy in monthly payments with Affirm on orders over $50. Learn more. Free Shipping.The sensor doesn't seal to the top of the bung. The sensor has a flange that is compressed between the bottom of the bung and the threaded piece on the sensor. The threaded piece spins independent from the sensor. Going to try a step bit/die grinder today. If I can't get it, I will bring it to a exhaust shop to get a new bung installed.Verify a test lamp illuminates between the NOx sensor 1 control circuit terminal and ground. If the test lamp does not illuminate and the circuit fuse is open, replace the device that was just connected. If the test lamp illuminates. Repeat steps 6.7-6.9 for the remaining devices until a faulty device is identified.A transmission range sensor, or TRS, sometimes referred to as a neutral safety switch, is a safety device and sensor that, when faulty, prevents the car from starting unless it is ...GM OEM L5P Nitrogen Oxide Sensor (NOx SENSOR) (Upstream) (2018-2019) (0) Reviews: Write first review. SKU: 12718742. Fits: 2018-2019 GM/Duramax Pricing: $194.63. Qty: Add to Cart Add to Wishlist. Item Inquiry Tell a Friend. Description; Details; Shipping; Reviews; Description.This video covers the first two modifications that you should perform if you have a L5P Duramax. 17-19 L5P DMAX TRANSMISSION COOLER THERMOSTAT BYPASS PLUGhtt...GM OEM L5P Nitrogen Oxide Sensor (NOx SENSOR) (Upstream) (2020-2023) (0) Reviews: Write first review. SKU: 12708005. Fits: 2020-2023 GM/Duramax Pricing: $178.31. Qty: Add to Cart Add to Wishlist. Item Inquiry Tell a Friend. Description; Details; Shipping; Reviews; Description. OEM Replacement Upstream (Position 1) NOx sensor. This NOx …1824 posts · Joined 2020. #5 · Jan 22, 2022. NOX sensor 2. It's going to be bolted to the passenger side frame rail in front of the rear tire.. Square silver box with wires going to the exhaust system.. I have a 2015.5 Chevy 3500 single rear wheels.L5P Can Test Plug Installation 1. Install NOX Module connectors in following locations - Under Hood - One on Passenger Outside Frame Rail . 2. Install Particulate Matter Sensor Connector located on the passenger frame rail just ahead of the rear tire 3. Install DEF Tank Connector . Author ...1 post · Joined 2022. #13 · Jan 5, 2022. I was also getting code P249D and was able to fix it by replacing the def injector. I purchased part # 12688993 from Rock Auto, $95 half the price of the dealership, installed using the link below for a reference, and it is now fixed. The code came back a couple of times after replacing it for the ...Oct 13, 2019 ... My 2020 Duramax had less that 500 miles on it when the engine light came on. Took it in twice for the same code and it was recalibrated, ...The ECM sets a DTC when a serial data message is received from the NOx sensor module. The Diagnostic Trouble Code (DTC) will be set if the ECM software detects a fault in the NOx sensor circuitry or a performance fault in the NOx sensor for greater than 2 s. P11CC Code - Nox Sensor 1 Performance Signal Low.The P30B5 fault code in automobiles indicates a problem with the NOx Sensor 2, which can cause the engine light to turn on. The possible causes of this issue include a faulty NOx Sensor 2, an open or shorted NOx Sensor 2 harness, or a poor electrical connection in the NOx Sensor 2 circuit. To fix this problem, one should visually inspect the ...P11DC Position #2 NOX Sensor ReplacementEdge CTS3 https://amzn.to/47yKhhR Edge CTS2https://amzn.to/3Gq2qCx 2018 L5P Duramax Position #2 NOX Sensor https://ww...1824 posts · Joined 2020. #5 · Jan 22, 2022. NOX sensor 2. It's going to be bolted to the passenger side frame rail in front of the rear tire.. Square silver box with wires going to the exhaust system.. I have a 2015.5 Chevy 3500 single rear wheels.Just months after a CEO shakeup, Waymo is officially halting sales of its custom sensors to third parties. The move sees the Alphabet-owned self-driving company unwinding a busines...If you’re experiencing issues with your vehicle’s speedometer or noticing erratic speed readings, it could be due to a faulty speed sensor. The speed sensor is a crucial component ...P20EE: SCR NOx Catalyst Efficiency Below Threshold Bank 1. 2013 GMC Sierra Duramax with 100,000 miles. Went on vacation to Florida from East Texas pulling my 30 TT. All ran fine and pulled great. On the trip home on Friday the engine light came on and stayed on the whole trip. Once we got home and got unhooked and unloaded, the engine …Hello, I am new to this forum and a new DMAX owner as well. I just purchased a used 2017 2500HD LT, L5P, with no aftermarket mods. I have had the same two codes 3 times now within 26 days. The first time they replaced a NOX sensor, 2nd time was 4 Injectors, just waiting for the results from the 3rd download.Oct 28, 2022 · You may need one to get the NOx sensor working. 2023 LZO CC std box 4x4 previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04.5 LLY. Save ... Check out this Service Reset & Relearn where Jason Gabrenas will show you how to replace and reset a nox sensor on a Chevy® Silverado® using a Snap-on® OBD2 ... In 2020, GM’s engineers overhauled the trucks and increased tow capacity by 52%. 2020 Chevrolet HD and GMC HD trucks with L5P Duramax engines have a max tow capacity of 35,500 lbs. … NEW 2017 L5P Duramax DPF Front Upstream NOx Sensor part number 12673516, 12676705, 12718675. This part features a one year warranty. as with all my videos i try to give the most information in the least amount of time as possible so i don't waist your time. in this video i go over how to r...Well a have a new truck again, NO MORE VIBRATION like night and day.. It does'nt make sense that the nox sensor would create such havoc, but it did.. So those of you Duaramax owners that have the vibration like your drive shaft or tires are out balance change the Nox sensor by the turbo.. Problem solved.. Good luck.. 2017 3500 hd L5P. 77cruiser.Jul 20, 2021 · Bought a 2021 Chevy Silverado 3500 HD SRW, CC 4x4 with the L5P in April. Back to the dealer @ 3600mi with cel and code P20ee. They diagnosed with “ Nox sensor, false reading” reflashed the ECU and cleared the code. A week and 150mi later cel and same code (now reads as a permanent code). They’ve had it for a week now, got GM engineering ... Steps for resetting Duramax NOx sensors. Step 1: Turn off the engine. This is crucial to ensure your safety while working on the sensors. Step 2: Disconnect the battery. This will prevent any electrical current from flowing through the sensors while you work on them. Step 3: Locate the NOx sensors.I replaced NOx sensor # 1 and all seems to be well. FYI the ONLY code to actually make the dash check engine light go on was the p2bad , the other codes must have kept appearing as "pending". I used my Edge CS2 to read, clear, and monitor codes. The p12b6 was and still is concerning but seems to have been resolved with the replacement of NOx ...Aug 12, 2022 · L5P FUEL RAIL PRESSURE SENSOR LOCATION. Bodine1479. Jul 17, 2021. 5. 32K. Jul 30, 2023. by artygarcia93. 1 1 of 4 4. Postings of Tech Service info for any New L5P engine issues. If you’re experiencing issues with your vehicle’s speedometer or noticing erratic speed readings, it could be due to a faulty speed sensor. The speed sensor is a crucial component ...The VIN will help you identify whether you have an LML (2011-2016 models) or L5P (2017-present models) Duramax engine, as these models might have different …17 posts · Joined 2019. #2 · Sep 28, 2022. Check all of the other NOX/EGT sensors and check for voltage at the plug, I lost bank EGT 1 and it read infinite with an ohm meter so I replaced. 2016 cc standard box GMC Sierra 2500HD 4x4 Iridium base stock. This is an older thread, you may not receive a response, and could be reviving an old thread.•Missing (2) seal located in the connector for the NOx sensor wiring harness. Correction If you encounter a vehicle with the above concern, perform normal diagnostics for the codes set. ⇒ If diagnostics lead to NOx sensor replacement, inspect the mating chassis electrical connector for corrosion. Clean and repair as necessary. Parts InformationNov 3, 2017 ... 2017 Duramax 6.6 L5P Nox Sensor Replacement. Drews Shop Life•14K ... How to fix a NOX Sensor DIY for $10 on any diesel engine without ...NEW 2017 L5P Duramax DPF Front Upstream NOx Sensor part number 12673516, 12676705, 12718675. This part features a one year warranty.2017 Silverado, L5P w/81K miles. Starting to get code P20EE which suggests a "low catalyst efficiency". I can clear the code with my Edge and drive for a certain number of miles without the code reappearing- but, it eventually returns. I've seen some owners claim the #2 NOx sensor or the DEF injector may be the culprit.U029D: The Low Fuel Pressure System. The U029D code is related to the reductant system in an automobile. The system uses two NOx sensors to monitor the amount of NOx in the engine’s exhaust gas. The second NOx sensor is located between the SCR and the DPF. The ECM sets a DTC when a serial data message is received from the NOx sensor …Dec 15, 2021 ... I'm not sure if it would be worth a try but I have seen some aftermarket chicom sensors on eBay. When I saw them I was wondering how long it ...The fault code P2BAA indicates a problem with the NOx sensor circuit. The diagnosis involves checking the wiring and connections of the sensor, as well as the sensor itself. The estimated repair time for this fault code is 1.0 hour. The fixing cost will depend on the hourly rate of the auto repair shop, which can range from $75 to $150 per hour.P11DC Position #2 NOX Sensor ReplacementEdge CTS3 https://amzn.to/47yKhhR Edge CTS2https://amzn.to/3Gq2qCx 2018 L5P Duramax Position #2 NOX Sensor https://ww...Also, the first time the truck went in for the NOx sensor, they also replaced a seal on the rear differential, which was at about 850 miles. 2017 GMC Sierra 2500HD SLT CCSB 4x4 L5P Duramax, stock 2003 Chevy Silverado 2500HD LS ECLB 2WD 6.0 Vortec, 375k mi. and counting, stockThe sensor doesn't seal to the top of the bung. The sensor has a flange that is compressed between the bottom of the bung and the threaded piece on the sensor. The threaded piece spins independent from the sensor. Going to try a step bit/die grinder today. If I can't get it, I will bring it to a exhaust shop to get a new bung installed.Jul 11, 2022 · I assume dp is differential pressure sensor. Unsure if programming is needed for that. 2019 3500HD, Cclb, Drw, Deleted and Tuned, Wehrli turbo horn, intake, boost tubes, Banks idash, S&B map spacer, VSE fuel filtration, 5 inch exhaust. The NOX sensor require a relearn/reset. Higher end scan tools have this capability. Nox Sensor #12718742. 2018 3500 GMC Sierra Duramax L5P in need of a Nox Sensor #12718742. Went to GM Parts Store bought one charge my card and in the same day they sent me an email we will refund you as the part is on indefinite back order! The auto parts store doesn't have it and apparently GM doesn't either. The local dealer told me there was ...The Dorman 904-6036 Nitrogen Oxide (NOX) Exhaust Sensor (Upstream) will restore proper function to the emissions systems on your 2011-2012 Ram 6.7L Diesel. This NOx sensor has been manufactured to the factory sensor’s specifications to properly restore nitrogen oxide detection and comply with emissions regulations.NOx Sensor, Position 1, Upstream Fits 2018-2019 Silverado/Sierra 2500HD/3500HD L5P Part# DMAX-8742 Replaces GM Part# 12680215 / 12718742 *Contact us for current lead times* OEM Replacement Upstream(Position 1) NOx sensor. This NOx sensor is located upstream in the downpipe. GM Replacement Part#12680215 or 12718742 Note1 post · Joined 2022. #13 · Jan 5, 2022. I was also getting code P249D and was able to fix it by replacing the def injector. I purchased part # 12688993 from Rock Auto, $95 half the price of the dealership, installed using the link below for a reference, and it is now fixed. The code came back a couple of times after replacing it for the ...The reductant system uses two nitrogen oxide (NOx) sensors to monitor the amount of NOx in the engine’s exhaust gas. The first sensor is located at the outlet of the turbocharger and monitors the engine out NOx level. The second NOx sensor is located between the selective catalytic reduction (SCR) and the diesel particulate filter (DPF) and ...2017 L5P Duramax Code P026D. Jump to Latest Follow 41 - 60 of 68 Posts. 1 3 of 4 Go to page. Go. 4. M. Mmecsics · Registered. 2021 Denali HD ... Im with ya bud, 18 GMC with constant CEL and now the dreaded P289 code which is DEF quality, or a NOX sensor or some other unknown. Ive read where dealers throw a NOX sensor at it and …The U029E code is related to the reductant system in an automobile. The system uses two NOx sensors to monitor the amount of NOx in the engine’s exhaust gas. The second NOx sensor is located between the SCR and the DPF and monitors NOx levels downstream of the SCR. The ECM sets a DTC when a serial data message is received from the NOx sensor ...$230.26. - +. Add to Cart. WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov. NOx Sensor, Position 1, Upstream. Fits 2020-2022 …L5P Delete Kit: Diesel Dudes L5P Complete Delete Kit. 2) Delete Tuner. The second thing that is required for a delete is a tuner that has delete tunes on it. All of these emissions systems have various sensors and such. If you don’t tune these out, tune out regeneration cycles, and all that jazz you’ll end up with an undriveable truck.Nov 26, 2021 · Look for for egt sensors to read egt 1 = 700, egt 2 = 1000-1200, egt 3 = 1000-1200, egt 4 = 1000. Those are approximate values. This will tell you that your SCR gets hot enough to help reduce NoX and the 9th indirect injector is working. It will also help burn out any DEF that may have already saturated the sensor. L5P engines are less prone to problems, while LML700 engines have less power output and exhibit many issues, including DEF pump failures and NOx sensor malfunctions. The L5P engine is a more valuable choice because it is the latest model, much improved, and its spare parts are readily available in the market.L5P Delete Kit: Diesel Dudes L5P Complete Delete Kit. 2) Delete Tuner. The second thing that is required for a delete is a tuner that has delete tunes on it. All of these emissions systems have various sensors and such. If you don’t tune these out, tune out regeneration cycles, and all that jazz you’ll end up with an undriveable truck.Bought a 2021 Chevy Silverado 3500 HD SRW, CC 4x4 with the L5P in April. Back to the dealer @ 3600mi with cel and code P20ee. They diagnosed with “ Nox sensor, false reading” reflashed the ECU and cleared the code. A week and 150mi later cel and same code (now reads as a permanent code). They’ve had it for a week now, got GM engineering ...Are you in search of the perfect Android emulator to run your favorite mobile apps and games on your computer? Look no further than Nox Player. With its powerful features and user-...Oct 28, 2020 · 2017 Chevrolet 2500 L5P Duramax position 2/ downstream NOx sensor replacement 2018 2019 2019 when reading these sensors they should show a constant slowly ch... Description. GM OEM L5P Exhaust Diesel Particulate Sensor. Replace your diesel particulate sensor with a new genuine GM Part. All Genuine GM parts are covered by …This item: ACDelco 12685369 GM Original Equipment Exhaust Particulate Sensor. $14737. +. GM 84277146 Exhaust Pressure Differential Sensor Pipe. $8378. +. ACDelco GM Original Equipment 12683525 Exhaust Temperature Sensor. $2950. WARNING : California’s Proposition 65.L5P Can Test Plug Installation 1. Install NOX Module connectors in following locations - Under Hood - One on Passenger Outside Frame Rail . 2. Install Particulate Matter Sensor Connector located on the passenger frame rail just ahead of the rear tire 3. Install DEF Tank Connector . Author ...1824 posts · Joined 2020. #5 · Jan 22, 2022. NOX sensor 2. It's going to be bolted to the passenger side frame rail in front of the rear tire.. Square silver box with wires going to the exhaust system.. I have a 2015.5 Chevy 3500 single rear wheels.Apr 29, 2022 · wanderer69 Discussion starter. 15 posts · Joined 2012. #1 · Apr 28, 2022. Have 2019 3500 Duramax with 73k on the mileage that I had a check engine light come on. Dropped it off at the Chevy dealer yesterday and they have notified me that it was a bad #1 Nox Sensor. Problem is they don't have it in stock and are on backorder with no date in stock. NEW L5P Duramax DPF Rear Downstream NOx Sensor | 12676706, 12718676, 12673517 | 2017-2019 GM Duramax 6.6L. Item #: 12676706. Price: $299.00. Sale: $199.95. Buy in monthly payments with Affirm on orders over $50. Learn more. Free Shipping.The automobile fault code P20EE indicates a problem with the SCR NOx Catalyst Efficiency. The estimated repair time for this issue is 1.0 hour. The cost of fixing this issue can vary depending on the auto repair shop, but it is common for them to charge between $75 and $150 per hour. Other factors that may influence the cost include the ...Bought a 2021 Chevy Silverado 3500 HD SRW, CC 4x4 with the L5P in April. Back to the dealer @ 3600mi with cel and code P20ee. They diagnosed with “ Nox sensor, false reading” reflashed the ECU and cleared the code. A week and 150mi later cel and same code (now reads as a permanent code). They’ve had it for a week now, got GM engineering ...Jul 20, 2022 · I had a nox sensor 1 code come up. I bought a new sensor and replaced it. When I started the truck back up I got a message servicing the exhaust system with 99 miles & 65 mph. To say the least that was unexpected. I just put the old sensor back in. What do I need to do to make the new sensor work? Does it need to relearn itself? Diesel Particulate Filters DPF, Diesel Oxidation Catalysts DOC, Selective Catalytic Reduction SCR - Emission Sensors: NOX, EGT, O2, Particulate Matter, Pressure - Nitrous Oxide (NOx) Sensors; Chevy/GMC Duramax Parts - 2017+ Chevy/GMC Duramax L5P 6.6L Parts - Diesel Particulate Filters, DOCs, SCRs | 2017+ Chevy/GMC Duramax L5P 6.6LThe battle is heating up between Tesla and its Chinese challenger XPeng as the latter makes clearer its stance on the future of autonomous driving. Over the weekend, XPeng, which c...The P30B5 fault code in automobiles indicates a problem with the NOx Sensor 2, which can cause the engine light to turn on. The possible causes of this issue include a faulty NOx Sensor 2, an open or shorted NOx Sensor 2 harness, or a poor electrical connection in the NOx Sensor 2 circuit. To fix this problem, one should visually inspect the ...Duramax L5P Engine Failures. I am not suggesting that there is any problem (s) with the 2017 to current L5P Durmax Engines. I am curious owning a 2021 L5P myself if anyone has had any serious issues with this engine. In doing research I find problems like NOX Sensors, DEF heaters / tanks, and injector electrical plugs, but that is about it.NOx Sensor 1 and Sensor 2: Functions and Differences. The NOx sensor 1, positioned upstream of the diesel particulate filter (DPF), monitors the amount of nitrogen oxide in the exhaust gas directly after it is produced during combustion. This sensor plays a pivotal role in adjusting engine settings to control NOx output.P11DC Position #2 NOX Sensor ReplacementEdge CTS3 https://amzn.to/47yKhhR Edge CTS2https://amzn.to/3Gq2qCx 2018 L5P Duramax Position #2 NOX Sensor https://ww...NOx Sensor, Position 1, Upstream. Fits 2018-2019 Silverado/Sierra 2500HD/3500HD L5P2017 L5P nOX sensor removal. position 2. I'm at a loss. I have been trying for hours to remove this sensor. It wont budge. Seems to be some temp sensors right next to the …2017 Silverado, L5P w/81K miles. Starting to get code P20EE which suggests a "low catalyst efficiency". I can clear the code with my Edge and drive for a certain number of miles without the code reappearing- but, it eventually returns. I've seen some owners claim the #2 NOx sensor or the DEF injector may be the culprit.P11DC Position #2 NOX Sensor ReplacementEdge CTS3 https://amzn.to/47yKhhR Edge CTS2https://amzn.to/3Gq2qCx 2018 L5P Duramax Position #2 NOX Sensor https://ww...Sep 4, 2015 · Dasbecan 68210084AA Nox Nitrogen Oxide Upstream Sensor Compatible with Ram 2500 3500 4500 5500 6.7 2013-2018 Cummins 6.7L Replace# 904-6030 dummy ACDelco GM Original Equipment 12680215 Nitrogen Oxide Sensor

The problem: in affected trucks, the 6.6L L5P V8 Duramax diesel engine may have a damaged nitrogen oxide sensor connector wire. The hazards: a nitrogen oxide …. Boxer vinny pazienza net worth

l5p nox sensor

Ask the Diesel Experts. Email Us Get answers from the pros. 920-361-7700 Mon-Fri: 8am - 5pm (CST) Sat-Sun: Closed. Fits: 2020-2023 GM/Duramax.Bought a 2021 Chevy Silverado 3500 HD SRW, CC 4x4 with the L5P in April. Back to the dealer @ 3600mi with cel and code P20ee. They diagnosed with “ Nox sensor, false reading” reflashed the ECU and cleared the code. A week and 150mi later cel and same code (now reads as a permanent code). They’ve had it for a week now, got GM …With the increasing popularity of mobile gaming, many users are looking for ways to enhance their gaming experience on Android devices. One popular solution is to use an emulator l...I know it’s an old thread, but the L5P in the 2020 is the noisiest, most unpleasant Duramax to date. The thumping, ticking, screeching, and what I’m assuming is injector knock, is almost Unbearable. Been in 3 different 2020’s and besides when mine melted down a dpf, I’ve yet to hear a quieter Dmax from factory.Temperature sensors are essential devices used in various industries to measure and monitor temperature changes accurately. They play a crucial role in ensuring the safety and effi...Dec 21, 2018 · Parts of the Emissions Reduction System such as the emissions reduction fluid tank, injectors, sensors including NOX and exhaust, and the Exhaust Particulate Filter. Glow Plug Control System: Control/glow plug assembly, glow plugs, cold advance relay, and engine control module. The fuel injection control module, integral oil cooler ... The ECM sets a DTC when a serial data message is received from the NOx sensor module. The Diagnostic Trouble Code (DTC) will be set if the ECM software detects a fault in the NOx sensor circuitry or a performance fault in the NOx sensor for greater than 2 s. P11D5 Code - NOx Sensor 2 Exceeded Minimum Learning Limit. NEW 2017 L5P Duramax DPF Front Upstream NOx Sensor part number 12673516, 12676705, 12718675. This part features a one year warranty. Steps for resetting Duramax NOx sensors. Step 1: Turn off the engine. This is crucial to ensure your safety while working on the sensors. Step 2: Disconnect the battery. This will prevent any electrical current from flowing through the sensors while you work on them. Step 3: Locate the NOx sensors.The location of NOx sensor 2 is indicated by 7. NOx sensor 1 is located on the exhaust but should be in the engine department still. Current: 06 LBZ CCSB Previous: 06 LBZ x3, 06 LLY x2 Nick. Save Share. Like. This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.Hey, gents. I have a '17 3500 that's recently throw the "Service Emission" message with a countdown to 65 mph speed limit along with a CEL. The codes from my generic reader are the following: P2ADA: "Reductant Tank Temperature Sensor 2 Circuit Performance". P11D3: "NOx Sensor 1 Exceeded Minimum Learning Limit".L5P NOx Sensor, Upstream (2018-2019) $245.50 Availability: Call for Availability . Add to Wish List WARNING: Cancer and Reproductive Harm - p65warnings.ca.gov. Part#: DMAX-8742: Ask About This Item. Description Reviews. NOx Sensor, Position 1, Upstream. Fits 2018-2019 Silverado/Sierra 2500HD/3500HD L5P ...Duramax L5P Engine Failures. I am not suggesting that there is any problem (s) with the 2017 to current L5P Durmax Engines. I am curious owning a 2021 L5P myself if anyone has had any serious issues with this engine. In doing research I find problems like NOX Sensors, DEF heaters / tanks, and injector electrical plugs, but that is about it.NEW L5P Duramax DPF Rear Downstream NOx Sensor | 12676706, 12718676, 12673517 | 2017-2019 GM Duramax 6.6L. Item #: 12676706. Price: $299.00. Sale: $199.95. Buy in monthly payments with Affirm on …Steps for resetting Duramax NOx sensors. Step 1: Turn off the engine. This is crucial to ensure your safety while working on the sensors. Step 2: Disconnect the battery. This will prevent any electrical current from flowing through the sensors while you work on them. Step 3: Locate the NOx sensors..

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