Dec 4, 2019 · 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? May 6, 2021 · I have a p205b code on my 15 duramax. P205B I haven't tried. P205B I haven't tried to reset it yet it says it reductant tank temperature sensor ... To recap, code P0101 indicates a malfunction in the Mass Air Flow (MAF) sensor or circuit. The ECM of the Duramax calculates the MAF value. When it detects that the frequency signal from the MAF sensor is outside of the expected range, it stores the code. Let’s go over the code in more detail, so you get a clearer idea of how the code appears ... 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 AllFeb 3, 2022 · At first I thought it was frozen. But I felt the full length of the tube and there wasn’t a blockage. So I started the truck and it still is reading 208 and deceasing, even after adding 1 1/2 gal to the tank. Then I scanned the truck and it came up with the P205B code. The def DIC doesn’t seem to reset. Our 2014 Chevy Cruze had the CEL illuminate again and this time it was P205B (Reductant Tank Temperature Sensor Circuit Range/Performance). We had the reduct...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.Nov 27, 2011 · Get the best of Duramax Forum on our official app. P205b fault code/check engine. Jump to Latest Follow ... Now my Silverado 1 ton is throwing the P205B code. I got ... 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 …To recap, code P0101 indicates a malfunction in the Mass Air Flow (MAF) sensor or circuit. The ECM of the Duramax calculates the MAF value. When it detects that the frequency signal from the MAF sensor is outside of the expected range, it stores the code. Let’s go over the code in more detail, so you get a clearer idea of how the code appears ...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. Search for P205B GMC Questions and Answers: Search here →.Duramax is a V8 diesel engine and mounts on Chevy Silverado and GMC Sierra. P20EE Code Duramax is a diagnostic code that appears on the OBD II scanners due to a broken NOx sensor of the exhaust, contaminated DEF, and incorrect programming. In addition, malfunctioning filters, faulty SCR injectors, low-grade fluids, and failed selective ...Sep 2, 2012 · 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 4wd Experience Duramax Forum on the new Fora Communities app for iOS & Android! Get the best of Duramax Forum on our official app. ... is reading 208 and deceasing, even after adding 1 1/2 gal to the tank. Then I scanned the truck and it came up with the P205B code. The def DIC doesn’t seem to reset. I dont have a warranty or …Nov 27, 2011 · Get the best of Duramax Forum on our official app. P205b fault code/check engine. Jump to Latest Follow ... Now my Silverado 1 ton is throwing the P205B code. I got ... 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).To diagnose the P205B GMC 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. ...Code P16A8 GMC Description. The glow plug control module has the ability to perform internal diagnostics for voltage and output state of the glow plugs. If the 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 ...P2510 code | Chevy and GMC Duramax Diesel Forum. We may earn a commission for products purchased through links on this page. Forums. Chevy / GMC Duramax 06-07 LBZ & LLY Forums. 06-07 LBZ & LLY Duramax Powertrain.2013 GMC Sierra Turbo Diesel Denali Dually with engine code P205B. asked May 6, 2022 by BikaChic (101 points) gmc; sierra; turbo; diesel; denali; p205b; 0 votes. 1 answer 511 views. P205B - asked Jul 5, 2017 by anonymous. duramax; p205b; 0 votes. 1 answer 1.1k views. P205B - asked Jun 24, 2017 by bill. p205b; code; duramax; 0 votes. …JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals. 2011 gmc 2500 hd w duramax diesel. codes p0101 p205B p0381. all sym codes are 00. need to diagnose. - Answered by a verified GMC Mechanic.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 SaveJul 2, 2022 · Replacing The Reductant Tank Temperature Sensor/ Heater / Sending Unit Replacement On A 2011 Chevy Silverado 2500HD 6.6 Duramax Turbo Diesel LML. With A Code... 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. 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...May 4, 2021 · Our 2014 Chevy Cruze had the CEL illuminate again and this time it was P205B (Reductant Tank Temperature Sensor Circuit Range/Performance). We had the reduct... Norskeole · #17 · 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.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 ...May 4, 2021 · Our 2014 Chevy Cruze had the CEL illuminate again and this time it was P205B (Reductant Tank Temperature Sensor Circuit Range/Performance). We had the reduct... Experience Duramax Forum on the new Fora Communities app for iOS & Android! Get the best of Duramax Forum on our official app. P205b fault code/check engine ... Now my Silverado 1 ton is throwing the P205B code. I got this problem last winter also, the dealer just reset the code, "see if it comes back" and had no idea how to fix it. ...Get the best of Duramax Forum on our official app. P205b fault code/check engine. Jump to Latest Follow ... Now my Silverado 1 ton is throwing the P205B code. I got ...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 …2015 chevy silverado 3500hd duramax turbo diesel 6.6 with a p205b reductant temperature sensor performance code. Ohming the temperature sensor to see if the ...Jul 2, 2022 · Replacing The Reductant Tank Temperature Sensor/ Heater / Sending Unit Replacement On A 2011 Chevy Silverado 2500HD 6.6 Duramax Turbo Diesel LML. With A Code... 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.A stored code P205B means that the powertrain control module (PCM) has detected an abnormal degree of voltage in the reductant tank temperature sensor circuit. This code is …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 …M. moss6 Discussion starter · Nov 26, 2013. Started the truck just now and get the check engine lite so hooked up the scan tool and get a P2058 (new one to me). The tool shows "reductant tank temp", WTF is a reductant tank, and being in the garage the temp surely couldn't be too hot or too cold. Also used the look up codes function on the tool ...Code-switching involves not only shifting the way we speak, but also the the way you behave and express yourself. There are many reasons you may do it. If you speak multiple languages or dialects, code-switching may be a normal part of your...P. 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.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. P2510 code | Chevy and GMC Duramax Diesel Forum. We may earn a commission for products purchased through links on this page. Forums. Chevy / GMC Duramax 06-07 LBZ & LLY Forums. 06-07 LBZ & LLY Duramax Powertrain.Step -1: Locate the Sensor. The sensor is usually located beneath the vehicle before the DPF (diesel particulate filter) on duramax trucks. Compared to other sensors, EGT is slightly different and easy to find. Ensure there are no wires or tears in the connector after you’ve located the sensor.I have a 2012 Chevrolet 3500 Duramax. 66000ish miles. Got a p0480 code, dealer said the fan c n lutch was bad, I replaced it, that didn’t help, they said probably got a bad fan clutch so I put a different one on, still check engine light with a code of p0526. Engine never gets above 210, air conditioning works fine.Code: P11CB Definition: NOx Sensor 1 Performance - Signal High Description: P11CB or P11CC DTCs P0101, P0234, P0299, P0401, P0402, P140B, P140C, P2228, or P2229 are not set. The DPF Regeneration is not active. The BARO is between 75-106 kPa (11-15 psi). The ambient air temperature is between -7 to +38°C (19-100°F).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 - …Jan 17, 2020 · 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.What is the Cost to Diagnose the Code P205B? Labor: 1.0. The cost to diagnose the P205B 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. 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 moreThe next morning leaving the hotel i got a check engine light and had the closest dealer look at it real quick. Pulled a P204F code. Low temp warning for the DEF. It was 80 Deg. out. Cleared it. Sat in truck again for 12 hrs. Got CEL light and truck said drive till regen is over.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.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.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).Woonie Lifetime Premium · #7 · Jan 9, 2017. same code happened to my truck last month. 2015 Denali 2500HD 4x4. Xtreme Diesel blocker plates, S&B intake, Flo-Pro, AirDog, EZ LYNX, Titan fuel tank, Kicker sound, Ridge Grapplers, Bushwacker flares, L5P Hood scoop, self loader tow truck, wireless Air Lift bags.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.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. Search for P205B GMC Questions and Answers: Search here →.Our 2014 Chevy Cruze had the CEL illuminate again and this time it was P205B (Reductant Tank Temperature Sensor Circuit Range/Performance). We had the reduct...malfunction indicator lamp (MIL) with only diagnostic trouble codes (DTCs) P00BD, P012F, P0181, P0474, P124C, P1247, P20EE, P205B, P2263, P2269, P2459, and/or P259F stored in the powertrain control module (PCM). This may be due to various strategies within the PCM software. ... P20EE, P205B, P2263, P2269, P2459, and/or …Nov 7, 2020 · I have 2016 duramax 6.6 gmc sierra had a code p205b so i… I have 2016 duramax 6.6... I have 2016 duramax 6.6 gmc sierra had a code p205b so i changed the def temp level bosch sensor and now the def level percentage is stuck at 18% after adding a whole jug of blue def is there a way to reset the level on the cluster 1 2 3 Next TexasDriver Discussion starter · #2 · Sep 7, 2012 I'm updating this for people that might run into this code. They indeed dropped the DEF tank and replaced it under warranty. Light went out. I was told the regens were normal. -2011 GMC Sierra 2500HD LML- Valentine One (1.8 PoP2) 3.826 RadioShack Pro-97 Analog Scanner Reply Save Mdisplayed, and a diagnostic trouble code related to the condition will be set. Special Coverage Adjustment This special coverage covers the condition described above for a period of 10 years or 120,000 miles (193,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership.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.The next morning leaving the hotel i got a check engine light and had the closest dealer look at it real quick. Pulled a P204F code. Low temp warning for the DEF. It was 80 Deg. out. Cleared it. Sat in truck again for 12 hrs. Got CEL light and truck said drive till regen is over.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 →.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.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.A stored code P205D means that the powertrain control module (PCM) has detected an excessive degree of voltage in the reductant tank temperature sensor circuit. This code is exhibited in vehicles with a clean burning diesel engine, exclusively. The catalyst system is responsible for reduction of (basically) all exhaust emissions although ...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."HomeChevrolet Chevrolet Select Your Chevrolet's Diagnostic Trouble Code Body CodesLabor: 1.0. The cost to diagnose the P205B Chevrolet 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 P205B Chevrolet Questions and Answers: Search ...Reductant temperature sensor codes are usually associated with a faulty or disconnected sensor. Related DTC discussions. 2011 GMC Sierra 2500 Diesel was P205B, now code P203CI first have a 2011 GMC Sierra 2500 Diesel, which I originally received a P205B, so I replaced 20760381 with a Dorman 904-371 Diesel Emission Fluid …Jan 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 The code P0674 tells you that something in the glow plug circuit is faulty causing the glow plug on cylinder #4 to fail to heat up. The entire circuit must be checked to locate the fault. ... P0674 Duramax diesel 2009 I'm changing all glow plugs on my duramax because I was getting codes for all of them. P0674 (#4) will not come out, it keeps ...IKEA is a popular home decor and furniture retailer that offers affordable and stylish products. If you’re looking to shop at IKEA online, you might be wondering how to get the best discount code for your purchase.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.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 →.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 →.Jun 18, 2019 · 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. Reductant heater replacement. There are other helpful videos such as https://www.youtube.com/watch?v=pXSSbrZyrLc&t=433s and I feel that if you watch both vid...Aug 30, 2015 · Ontimend Discussion starter · Aug 30, 2015. Just had P205B code pop up and have searched the forums regarding this code.From what I have read it has to do with a DEF tank sensor,and usually requires the tank to be replaced at $600-$700.I just rolled 141k and really could care less for the emissions BS,but was waiting for it to fail to justify ... Aug 30, 2015 · Ontimend Discussion starter · Aug 30, 2015. Just had P205B code pop up and have searched the forums regarding this code.From what I have read it has to do with a DEF tank sensor,and usually requires the tank to be replaced at $600-$700.I just rolled 141k and really could care less for the emissions BS,but was waiting for it to fail to justify ... 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. ...Learn the difference between source code and object code within computer programming. Each term has its own use; deciphering them can be difficult at first, but with this easy-to-follow guide, you will better understand the difference. Trus...A stored code P205B means that the powertrain control module (PCM) has detected an abnormal degree of voltage in the reductant tank temperature sensor circuit. This code is …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.If you’re ready to try your hand at coding, you’re in luck, because there is no shortage of online classes and resources available. Read on to discover some of the easiest ways to learn to code online.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 →.I’m getting a recurring CEL and P205B code for DEF tank temperature sensor circuit range/performance. I’m able to clear the codes (BlueDriver) and have had no issues with performance but have seen on other forum posts that this can eventually lead to limp mode. ... A forum community dedicated to Chevy and GMC Duramax diesel owners …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.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 ... , P205B Code: Reductant Tank Temperature Sensor Circu, Experience Duramax Forum on the new Fora Communities app for iOS & Android! Get the , Have a code showing p205b. 2015 - Answered by a verified GMC Mechanic We use cookies to give you the best pos, Jan 3, 2019 · This code P205B been around since 2011 , Labor: 1.0. The cost to diagnose the P24C4 code is 1.0 hour of labor. The diagnosis time and labor , NorskeNY · #18 · Dec 14, 2015. Have had the code, P205B, co, This is a “how to” on diagnosing and repairing a P20, Dec 4, 2019 · P206B code. 6860 Views 8 Replies 4 Participa, P205b fault code/check engine Jump to Latest Follow 143, 2015 GMC Sierra Denali 3500, Duramax, 144,000 miles.Currently getting, Labor: 1.0. The cost to diagnose the P24C4 code is , A stored code P205D means that the powertrain control modul, 2015 GMC Sierra Denali 3500, Duramax, 144,000 miles.Cu, Reductant heater replacement. There are other helpful v, Equipped with 6.6L Duramax™Diesel Engine RPO LML This PI, Causes of P205B Code on Duramax. Wiring problems, faulty reducta, Aug 15, 2016 · 2011 GMC 3500 Duramax, getting code P204B.