P205b duramax code. 7.2. Diagnostic Trouble Code DTC P2463 will be set as a resul...

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P205B Reductant Tank Temperature Sensor Performance P2146 Injector High Control Circuit Group 1 P2155 Injector High Control Circuit Group 4 P2295 Fuel Pressure Regulator 2 Control Circuit Low Voltage P2296 Fuel Pressure Regulator 2 Control Circuit High Voltage P2453 Diesel Particulate Filter (DPF) Differential Pressure Sensor PerformanceNov 19, 2015 · 6.5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004.5-2005 (LLY) Closed / Archived Marketplace Ads 6.2L Diesel Engine Top Contributors this Month View All Experience Duramax Forum on the new Fora Communities app for iOS & Android! Get the best of Duramax Forum on our official app. 2012 throwing code p205b. Jump to Latest Follow 26309 Views 22 Replies 11 Participants Last post by ... 2012 2500HD just received the P205B Code, i cannot find the SB when searching my VIN on the GM …John C. December 13, 2020. The Chevy DuRamax code p140c is for exhaust gas recirculation slow response decreasing flow. The importance of the EGR valve cannot be understated. The exhaust gas recirculation (EGR) is an effective strategy to control NOx emissions from diesel engines. The EGR reduces NOx through lowering the oxygen concentration in ...Equipped with the 6.6 Duramax Diesel Engine (RPO codes LML and LGH) This PI was superseded to remove pictures. Please discard PIP5085B. The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Condition/Concern Some customers may comment that the malfunction indicator lamp (MIL) is illuminated.CEL for P20EE. 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).=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====nonda Auto DIY Center is the biggest ...The truck show lack of performance. Corroded or damaged vane sensor plug. Takes lots of time before boosting. Faulty turbocharger. Discharge black smoke before boosting. Defective vane control solenoid. Sticky turbo vanes. Engine power decreased. Let’s know p003a duramax code reasons and their solutions in detail.I have a 2012 2500hd 6.6 duramax and I got a check engine light with codes p2200, p2201, p2202, p2203, p11cb, and a trailer brake service …. owner. Automotive Mechanic Degree. satisfied customers. My 2015 Duramax has a poor def quality message and speed has.Labor: 1.0. The cost to diagnose the P140C GMC code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P140C GMC Questions and Answers: Search here →.P21AB, P21B0, P203D,P205B, P11CB. 2013 duramax. 115000. New def heater installed 1 year ago - Answered by a verified Chevy Mechanic. We use cookies to give you the best possible experience on our website. ... Duramax diesel repair. P205b code how much to repair and how.If the PCM receives an improbable voltage signal that is higher or lower than the programmed range of the reductant tank temperature sensor, its diagnostics will log a P205B code. What Does the P205B Code Mean? Diagnostic trouble code (DTC) P205B indicates "Reductant Tank Temperature Sensor Circuit Range/Performance."6.5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004.5-2005 (LLY) Closed / Archived Marketplace Ads 6.2L Diesel Engine Top Contributors this Month View AllJan 16, 2023 · 2011 GMC 3500 Duramax, getting code P204B, Reductant system, Performance Bani 1. Recently i was getting code P205B, so I changed the def temp sensor and def heater. Cleared the code and drove for a we … read more I have a p205b code on my 2012 Chevrolet Silverado 2500hd duramax this is the second time within a year this has happened is their a recall on the def tank heater sensor by chance ... 2011 chevy silverado 2500hd duramax lml. Got a code p0420 and everytime I start the truck it says cleaning exhaust filter keep driving.Side note the P0420 codes started showing up after the DEF tank was repaired for a tank heater code (P205B?). ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!The best way to approach this code is to ask what the code means on the Duramax engine. In technical terms, P2033 stands for “Exhaust Gas Temperature Sensor Circuit, High Bank 1 Sensor 2”, in which Sensor 2 refers to the second sensor of the engine exhaust pipe. And Bank 1 refers to the engine side with cylinder 1.What does this mean? What are the Possible Causes of the DTC P205B Chevrolet? NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. Faulty Reductant Pump and Sensor Assembly Reductant Pump and Sensor Assembly harness is open or shortedJul 20, 2021 · CEL for P20EE. 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). P124C, P1247, P20EE, P205B, P2263, P2269, And/Or P2459 19-2083 18 March 2019 This bulletin supersedes 18-2264. Reason for update: Incorrect Procedure Model: Ford 2018 F-Super Duty Summary This article supersedes TSB 18-2264 to update the Service Procedure. Issue: Some 2018 F-Super Duty vehicles equipped with a 6.7L diesel engine …jagster936 · #3 · Dec 4, 2019 So do this trucks do a sanity check on the results of DEF injection or just check quality of the DEF? I would assume they check the exhaust for NOX to insure it's doing it's job. One could otherwise defeat or fake the DEF quality sensor and run distilled water instead Sent from my iPhone using Tapatalk Pro Reply SaveP. pc3332132 · #2 · Jul 23, 2020. triplenet said: Hey all. New here so sorry if its not in the right area. I've got a 2016 single rear wheel 3500 that is throwing code P205B "reductant tank temperature sensor circuit range/performance". Looking around the web this seems to be a fairly common issue possibly covered by an extended warranty.5,758 satisfied customers. P205B on my 2016 2500D LML. 2016 Chevrolet 2500HD. 130k. I. I keep getting P205B when the outside air temp drops. The temperature reading in the PIDs for Reductant Temp sensor is consistently 131 degree F … read more.The exact MPG any engine gets depends on the vehicle it’s used in, but the 6.6-liter Duramax diesel engine gets an EPA-estimated 15 MPGs in city driving and 20 MPGs on highway driving in the 2011 Chevrolet Silverado. Other trucks using the ...P2201, p2202, p2203. I just purchased a 2012 denali and I am getting the P2201 code constantly. Just today it expanded into the 2202 and 2203. I have ordered part number 213-4687 NOx sensor to fix this.Code: P205B Definition: Reductant Tank Temperature Sensor Performance Description: DTC P205D is not set. - for P205B only The ignition is OFF for 8 hours. The ECM monitors the ECT, EGT 2, and EGT 4 for the coldest and warmest of the three sensors. The difference between the coldest and warmest should be less than 7°C (45°F).2011 LML LTZ 190K. I’m getting the P205b code plus some other weird problems. I’ve cleared the code a few times but when I turn on the turn indicators the dash immediately gives me the “blinker on” warning with the audio beeping. Occasionally I’ll get a “service traction control” as well.Sep 12, 2019 · Rvn4me · #2 · Sep 13, 2019 (Edited) P204b DTC Description: Reductant Pressure Sensor Circuit Range/Performance. P205b Reductant tank temp sensor. P205b which I believe is similar/related and GM ended up replacing my entire DEF/heater/tank and module. This is for 2011-2012 This special coverage covers the condition for a period of 10 years or ... I'm working on a 2010 Chevy Express 3500 with the 6.6L Duramax (174,000 miles,) and it keeps throwing the DTC "P0483 Fan Rationality Check." I am new to the world of Duramax's, and frankly have never seen this code in anything else. I can clear the code, drive the ever-lovin-snot out of the truck, and cannot get it to throw a code on me.Causes of P205B Code on Duramax. Wiring problems, faulty reductant tank sensors, and programming issues can cause a P205B code on a Duramax engine. A malfunctioning PCM can also cause this error code to appear. The PCM monitors multiple factors, including the exhaust, cooling, and engine speed.2011 GMC 3500 Duramax, getting code P204B, Reductant system, Performance Bani 1. Recently i was getting code P205B, so I changed the def temp sensor and def heater. Cleared the code and drove for a we … read more2015 GMC Sierra Denali 3500, Duramax, 144,000 miles.Currently getting DTC P205B. I have recently replaced Reductant temp module and NOX1 sensors, but still get code P205B when Reductant is cold. Per s … read more2011 CHEVY SILVERADO 2500HD 6.6L Codes p207f, p2201,p20ee and p205b, help - Answered by a verified GM Mechanic. We use cookies to give you the best possible experience on our website. ... Sierra Equipped with 6.6L Duramax™ Diesel Engine RPO LML or LGH Attention: If the ECM calibrations have already been updated following …Live TV from 100+ channels. No cable box or long-term contract required. Cancel anytime. Replacing The Reductant Tank Temperature Sensor/ Heater / Sending Unit Replacement On A 2011 Chevy Silverado...I kept reseting check engine light over the course of several months with mileage intervals decreasing. Finally it threw a double code of P140C and P11CB. Online folks asked if I had ever cleaned MAF sensor. 73k miles so I bought a can of MAF cleaner at the local auto parts store.Step 1: Retrieving Freeze Frame Data. You need to possess a compatible OBD-II standard Scanner for this purpose. All Duramax engines produced after 2000 are compatible with the OBD coding for the diagnostic. Connect your scanner …Labor: 1.0. The cost to diagnose the P21DD code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P21DD Questions and Answers: Search here →.This video is to show you the cause of the P205B engine code and its risk level. Engine Code P205B: Reductant Tank Temperature Sensor 'A' Circuit …2011 GMC 3500 Duramax, getting code P204B, Reductant system, Performance Bani 1. Recently i was getting code P205B, so I changed the def temp sensor and def heater. Cleared the code and drove for a we …2015 LML CEL - P24C4. My dad’s 2015 Duramax just threw code P24C4 yesterday. Engine has around 175k miles and is completely stock. Looked online for the code and found EGR cooler bypass position sensor exceeded learning limit. Not much online at all regarding the code.S. SuperBlackTruck Discussion starter · #3 · Jun 29, 2017. redwngr said: 205B - Reductant Tank Temperature Sensor Performance. Looks like that one compares the temp of the def tank and the temp of the diesel fuel. The comparison is done soon after restart after a 'long' period of engine 'off' time (in the order of 8 hours).diagnostic trouble code (DTC) U029D and/or P2209 in the powertrain control module (PCM). This may be due to water intrusion. Action:Follow the Service Procedure steps to correct the condition. Parts Warranty Status:Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And EmissionsSep 4, 2015 · NorskeNY · #18 · Dec 14, 2015. Have had the code, P205B, come and go the past 2 weeks. Have a little over 48,000 miles on the truck. One time the truck remote start did not work (truck started and then stopped) - CEL light was on when I entered the truck. So I monitored the parameters with my Edge Insight CTS. DTC P0420 is a type B DTC. Diagnostic Aids. The use of Off Road Red Dye Fuel or continuing use of non ultra low sulfur fuel may be a possible contributor to this DOC failure. If EGT sensor 1, before the DPF, is slow to respond to exhaust gas temperature changes, or sticks in range, this DTC may set.operation codes provided with this bulletin. Claims with repair orders prior to November 17 , 2016 , must be submitted to the Service Contract provider. Correction Dealers are to replace the DEF tank reservoir. The repairs will be made at no charge to the customer. Parts Quantity Part Name Part No. Shibby6600. That definition you gave may be correct, but does not do much for the understanding of somebody that has no inside knowledge of GMC codes and DURAMAX issue resolution. But thanks any way. It's going to the dealer as it threw the "service engine" light again 2 days later. Maybe I'll know and understand more after …Sep 2, 2012 · rom GM July 30, 2015: 2010-2012 model year Chevrolet Express and GMC Savana vehicles and 2011-2012 model year Chevrolet Silverado HD and GMC Sierra HD vehicles that are equipped with a 6.6L diesel engine (LML/LGH), a malfunction-indicator light (MIL) may illuminate due to an offset in the temperature sensor in the diesel-emission-reduction fluid (DEF) tank reservoir, increased tank-heater ... Labor: 1.0. The cost to diagnose the P21DD code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P21DD Questions and Answers: Search here →.The P205B Code is produced on the Duramax when the Powertrain Control Module senses abnormal behavior on the reductant tank temperature sensor circuit. The module cannot properly regulate your vehicle’s emission when this component is faulty.The video focuses on the basic Chevrolet specific diagnostic error code.Contents:0:21 Basic DTC analysis according to OBD2 protocol standard.1:48 Insight int...SouthFloridaGMC · #5 · Feb 2, 2016. 06blackmax said: My truck is an '11 and it is giving a P205b reductant tank temp sensor code. Yes it's in the DEF tank and my local dealer says there on national back order. Service manager said he's been waiting on one for 3 weeks for another truck. My cel is not bothering me now it's the fluid level ...operation codes provided with this bulletin. Claims with repair orders prior to November 17 , 2016 , must be submitted to the Service Contract provider. Correction Dealers are to replace the DEF tank reservoir. The repairs will be made at no charge to the customer. Parts Quantity Part Name Part No.Rvn4me · #2 · Sep 13, 2019 (Edited) P204b DTC Description: Reductant Pressure Sensor Circuit Range/Performance. P205b Reductant tank temp sensor. P205b which I believe is similar/related and GM ended up replacing my entire DEF/heater/tank and module. This is for 2011-2012 This special coverage covers the condition for a period of 10 years or ...Labor: 1.0. The cost to diagnose the P11DC code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P11DC Questions and Answers: Search here →.Labor: 1.0. The cost to diagnose the P140C GMC code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P140C GMC Questions and Answers: Search here →.You’ve probably seen somewhere someone saying coding vs scripting. When I first saw that, I thought that those two are the same things, but the more I learned I found out that there are some main differences between those two. So, what are ...2015 LML CEL - P24C4. My dad’s 2015 Duramax just threw code P24C4 yesterday. Engine has around 175k miles and is completely stock. Looked online for the code and found EGR cooler bypass position sensor exceeded learning limit. Not much online at all regarding the code.P205b DTC. Appears that this DTC code was an anomaly caused by extreme temperature contrasts. No other codes present and no code reoccurred. It is probable that the DEF was frozen for several days and did not thaw during a brief trip, but did thaw on a subsequent trip of longer duration. It is entirely possible that if the initial trip …Labor: 1.0. The cost to diagnose the P140C GMC code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Search for P140C GMC Questions and Answers: Search here →.P206B code. 6860 Views 8 Replies 4 Participants Last post by jagster936 , Dec 6, 2019 Jump to Latest. P. Ponyhntr Discussion starter · Dec 4, 2019. Has anyone experienced this code yet? 2018 2500HD It also displays a Service Emissions System message, with a mileage countdown to 65mph max speed. Ideas?=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====nonda Auto DIY Center is the biggest ...See full list on vehiclehelp.com P0420 Catalyst System Low Efficiency. Similar to P24A0 Diagnosis. This code commonly sets due to a Hydrocarbon Injector failure. Check EGT sensors first, see P24A0. 1) Perform the regeneration and note the exhaust temperature sensor #2 to be over 1000 degrees with temperature sensor #1 more than 600 degrees.P206B code. Jump to Latest Follow. 6955 Views 8 Replies 4 Participants Last post by jagster936 , Dec 6, 2019. P. Ponyhntr Discussion starter · Dec 4, 2019. Has anyone experienced this code yet? 2018 2500HD It also displays a Service Emissions System message, with a mileage countdown to 65mph max speed. Ideas?P205b code. Hello. A P205b code came up on my chevy 2500 2016 duramax. It sat for a while because i was out of country for about 10 months. It was hardly used. Used for about 5k miles. I was told just refill the def fluid and clear the code but it keeps coming back. I remember hearing that the electrical connection to the DEF tank sending unit ...Duramax Code U029E Issues. I have been following this forum for a while and I enjoy reading all the information, now it is my turn with issues I guess. Very long post but I tried to cover it all. I have a 2017 Chevy Silverado 2500 HD LTZ with the 6.6 in it. Truck has 80k miles and all stock.2011 GMC 3500 Duramax, getting code P204B, Reductant system, Performance Bani 1. Recently i was getting code P205B, so I changed the def temp sensor and def heater. Cleared the code and drove for a we …Speed". When I got back home I was already limited to the 65mph. I checked for codes and received P2033 (Exhaust Gas Temp Ckt High Bank 1 Sensor 2). Truck now has 41000 on her and with dealer now. Was wondering if anyone has had same condition and what the results were. 2012 - 2500HD LML Stock ECLB. LT285/70/17. Sold 2005 - 2500HD LLY ECLB.2015 Silverado 3500HD Crew Cab LTZ Dually Duramax / Allison Brownstone Metallic Member #780 of the 3500 Dually Club. Reply. ... There were two different items giving the P205B code. The first was a sensor unit in the DEF reservoir. The second was a O2 sensor in the exhaust system. Per the dealer GM has stated that if one sensor unit …Ron Nielson · #4 · Apr 24, 2022. P16A8 CEL on 2015.5 GMC. My guess is that post #11 holds your solution. The problem is that there is a difference between the internal temperature of the glow plug control module and the internal temperature of the intake air heater module is greater than 20°C (68°F), this DTC will set.What is the Cost to Diagnose the Code P205B GMC? Labor: 1.0. The cost to diagnose the P205B GMC code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. Just got this P205b code last week, they reset it and it came back next day. Now doing more thorough diagnosis. Was this covered under the emissions warranty? I have 50k on the truck, 2012 Duramax 2500 Crew Cab 4wdYou’ve probably seen somewhere someone saying coding vs scripting. When I first saw that, I thought that those two are the same things, but the more I learned I found out that there are some main differences between those two. So, what are ...=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====nonda Auto DIY Center is the biggest ...1 2 Next 0 05stroker · #2 · Sep 4, 2015 Just had this done. P205b is the def tank temp sensor. It is covered under that latest letter that came out. 2011 Chevy Silverado 3500 LT CCLB Dually. Edge cts insight. Shane Reply Save Like trotorx2 · #3 · Sep 8, 2015 ^^^ what 05 said.To diagnose the P24A0 Chevrolet code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.I'm working on a 2010 Chevy Express 3500 with the 6.6L Duramax (174,000 miles,) and it keeps throwing the DTC "P0483 Fan Rationality Check." I am new to the world of Duramax's, and frankly have never seen this code in anything else. I can clear the code, drive the ever-lovin-snot out of the truck, and cannot get it to throw a code on me.Duramax Sixth Generation: 2017-2019 (L5P) Reductant Tank Problem. Jump to Latest Follow 21776 Views 32 Replies 10 Participants Last post by D.Camilleri ... This code P205B been around since 2011 LML If the PCM detects a degree of voltage in the reductant tank temperature sensor circuit that is not within acceptable parameters, a …You’ve probably seen somewhere someone saying coding vs scripting. When I first saw that, I thought that those two are the same things, but the more I learned I found out that there are some main differences between those two. So, what are ...I checked and it's been almost 8 weeks since between two DTC0483 codes. Temp gauge on dash is running between a couple ticks before 210 and straight up at 210. My android Torque App is reading 183-200 coolant temp and transmission is running 175-185. Reading are from in local, stop/start 80-90* F here in Atlanta w/AC always running …P205B Reductant Tank Temperature Sensor Performance P2146 Injector High Control Circuit Group 1 P2155 Injector High Control Circuit Group 4 P2295 Fuel Pressure Regulator 2 Control Circuit Low Voltage P2296 Fuel Pressure Regulator 2 Control Circuit High Voltage P2453 Diesel Particulate Filter (DPF) Differential Pressure Sensor PerformanceThe code p2463 on Duramax is a generic code which is attached to any diesel powered vehicle made after 1996. A Duramax showing the code p2463 is determining a mass of soot blocking in the DPF filter. However, there are many reasons and factors which are responsible for demonstrating this trouble code on the vehicles.p205b; code; duramax +1 vote. 1 answer 125 views. 2013 GMC Sierra Turbo Diesel Denali Dually with engine code P205B. asked May 6, 2022 by BikaChic (101 …Sep 4, 2015 · NorskeNY · #18 · Dec 14, 2015. Have had the code, P205B, come and go the past 2 weeks. Have a little over 48,000 miles on the truck. One time the truck remote start did not work (truck started and then stopped) - CEL light was on when I entered the truck. So I monitored the parameters with my Edge Insight CTS. Check engine light with p21dd and p20b9. Indicates problem with heater circuit in the def tank . Easy repair , fast diagnosis.1 23379346 (S) Reservoir Kit. 1 19286292 Fluid. Found an internal fault in the DEF reservoir performed a diag. system check and found that the check engine light was present. Found that the ECM had 1 DTC stored, P205B for the DEF Temp sensor. Performed wiring and component checks to find an internal fault in the DEF reservoir.New poster to the forum, long time non account follower. Anyways down to the nitty gritty. I have a 2012 LML throwing a P0191 code. Truck is deleted, FPS on the fuel rail deleted, CP3 Swapped, and EFI tuned. I have no idea what would be causing the code and I’ve had it in the shop 6 times now to be told that the parameters are correct.This document provides information on diesel exhaust fluid (DEF) and the diesel particulate filter (DPF) for 2014 Chevrolet Silverado and GMC Sierra vehicles equipped with a 6.6L Duramax diesel engine. It explains the warning messages, the service procedures, and the diagnostic instructions related to these systems. It also includes some frequently asked questions and answers about DEF and DPF.4,602 satisfied customers. 2015 Duramax 6.6, getting 2 codes for the EGR bypass valve. 2015 Duramax 6.6, getting 2 codes for the EGR bypass valve. Looking for diag & repair info for these two codes. P2493 & P24C4, also have a P0101 … read more.You’ve probably seen somewhere someone saying coding vs scripting. When I first saw that, I thought that those two are the same things, but the more I learned I found out that there are some main differences between those two. So, what are ...engine code p205b, reductant tank senor circuit. 2016 duramax …. P205B on my 2016 2500D LML. 2016 Chevrolet 2500HD. 130k. I. I keep getting P205B when the outside air temp drops. The temperature reading in the PIDs for Reductant Temp sensor is consistently 131 degree F … read more.11-16 LML Duramax Powertrain. So I have a bone stock LML. Truck is turning on the DPF and the check engine light and getting a message stating service Emission system. 99 Miles until speed reduced to 65. I run the truck for a few minutes the DIC message goes away and so does the DPF light but the P2033 stays.The code p2463 on Duramax is a generic code which is attached to any diesel powered vehicle made after 1996. A Duramax showing the code p2463 is determining a mass of soot blocking in the DPF filter. However, there are many reasons and factors which are responsible for demonstrating this trouble code on the vehicles.New poster to the forum, long time non account follower. Anyways down to the nitty gritty. I have a 2012 LML throwing a P0191 code. Truck is deleted, FPS on the fuel rail deleted, CP3 Swapped, and EFI tuned. I have no idea what would be causing the code and I’ve had it in the shop 6 times now to be told that the parameters are correct.. Jerry See more Reply 1 - 4 of 4 Posts J JonM21LThis document provides information on diesel exhaust fluid (D p20EE nox sensor readings. I've serached the forum a bit and come up empty handed. Truck keeps throwing a p20EE, So far we have replaced both NOX sensors, the DEF injector and the ECM and the code won't go away. While doing a deceleration test neither of the brand new NOX sensors would go below 200ppm even with a 0.0 fuel rate.Jerry See more Reply 1 - 4 of 4 Posts J JonM21Ltz · #2 · Mar 10, 2023 might just be the sensor. it will need a good diagnosis to determine. it could also be a short or a bad ground on that sensor harness. it's why you need to have that checked if your not good at diy Reply Save jamalc6996 · #3 · Mar 10, 2023 Equipped with 6.6L Duramax™Diesel Engine 2011 Silverado CCSB LML (code P205B) Hey guys, i have a 2011 Chevy Silverado Duramax and recently CEL went on and i checked for the code and its P205B (Reductant Tank Temperature Sensor) , i was researching online and looking on a different forums a lot of guys having this same problem, and my question is, did any of you guys get rid of this ...Sep 17, 2017 · JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals. 2011 duramax engine code P205B, code P205B have reset it 1 time, 2500 HD, will try to fix it myself since GM wont take - Answered by a verified GMC Mechanic. 6.5L Diesel Engine Duramax First Generation...

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