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P0093 duramax code p20b9. Aug 30, · GMC Sierra SW test1.ru plus Vmac compressor, Warn front bumper with winch Chev Silverado DRW Duramax The reductant heater 1 in my just took a crap with code P20B9 and I tried to bypass it with a ohm 1 watt metal film resistor. When commanding the the active test on all three heaters, the test for …Labor: 1.0. To diagnose the P20B9 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.P20B9 Code: Reductant Heater “A” Control Circuit / Open - In The Garage with CarParts.com. A P20B9 code can indicate a potential issue with your vehicle’s reductant heater. Find out more about this trouble code with this brief guide.2015 6.6 LML Duramax, code for reductant heater ties into glow plug control module glow plug control module sent no signal. Replaced both had glow plug control module programed. All is done but message on dash it is locked into service, speed reduced to 65 mph and in 58 miles will reduce to 55.3.Remove the Q61 emission reduction fluid injector from the exhaust pipe leaving the reductant line and electrical connector connected. Place the Q61 emission reduction fluid injector into a suitable container. 4.Ignition ON, command the Reductant System Leak Test ON with a scan tool.Jun 6, 2011 · 32,822 Satisfied Customers. GM Grand Master Technician 2007. 14 years experience. GM Tech (Cam) is online now. Related Chevy Questions. 2011 duramax the exhaust light is blinking I filled the def. 2011 duramax the exhaust light is blinking I filled the def tank still there. I have codes p0463, p20b9, p2205, p2420, and p2471 … read more. P2 Codes; Trouble Code Fault Location Probable Cause; P2000 – P2099 (Fuel and air metering and auxiliary emission control) P2000: Nitrogen oxides (NOx) trap, bank 1 - efficiency below threshold6.5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004.5-2005 (LLY) 6.2L Diesel Engine Suspension & Steering - 2001 - 2010 Top Contributors this Month View All2011 duramax the exhaust light is blinking I filled the def tank still there. I have codes p0463, p20b9, p2205, p2420, and p2471 ...GMC 2011 3500HD Duramax DEF light on followed by engine check light, Fault codes P2047, P208A, P204C, P205D, U010E. all can be cleared and return at start up. Have removed DEF tank, cleaned system with water, checked wire harness continuity OK, New tank heater, New DEF injector to exhaust, New DEF fluid.Video: P20B9 Duramax - Full Repair of DEF Heater Conţinut. Cauze posibile; Simptome posibile; P02b9 Descriere; Cauze posibile; Injector de combustibil defect 8 ; Injector de combustibil înfundat sau scurgeri 8 ; Inelul de injecție a combustibilului 8 …Oct 10, 2015 · A faulty reductant fluid injector (DEF injector) caused this shuttle bus to go into speed limited mode. • P20B9: Reductant Heater 1 Control Circuit • P221E: Reductant Tank Heater 3 Low Current Some technicians may also find when commanding one of the heaters on, that there is no current, 0 amps in GDS2 or unable to command the heaters on. Cause This condition may be caused by a poor connection at the Emission Reduction Fluid Tank electrical ...2 sept. 2014 ... Equipped with 6.6L Duramax™ Diesel Engine (RPO LGH and LML) ... Tamper Group 4: P20B9, P20BB, P20BD, P20BF,. P20C1, P20C3. 2013-2015. Tamper.What Does the P20B9 GMC Code Mean? As reductant will freeze at temperatures below -11°C (12°F), there are 2 reductant heaters located in the reductant tank. One heats the reductant in the tank, and one heats the reductant supplied to the reductant injector supply pipe. The Engine Control Module ( ECM) monitors the reductant temperature in the ...Check engine light with p21dd and p20b9. Indicates problem with heater circuit in the def tank . Easy repair , fast diagnosis.Duramax Fifth Generation: 2011-2016 (LML) DEF limp mode. Jump to Latest Follow 21166 Views 8 Replies 5 Participants Last post by jim z, Nov 16, 2018. BrainGlide11 Discussion starter · Apr ... i just had a P20B9 code on my 2012 and they replaced the DEF tank on this special coverage.Jun 30, 2017 · Code P20b9 shows up on the scanner. I'm 275 kms from home. So finished the trip, in limp mode and took it to the dealer who informed me that my extended warranty does not cover the DEF system PERIOD! After replacing the wiring harness on the Diesel Exhaust Fluid (DEF) tank on some 2020-2022 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD trucks equipped with the 6.6L Duramax diesel engine (RPO L5P), several DTCs may set. DTCs P20B9 (Reductant Heater 1 Control Circuit) and P20C1 (Reductant Heater 3 Control Circuit) …• P20B9: Reductant Heater 1 Control Circuit • The DEF light came on after returning from the dealer Jun 3, 2017 · For the Chevy Duramax Diesel, the code P20B9 indicates an issue with the DEF reservoir heater. More often than not, it will be the heater itself that must be replaced, and I show you how to do... Come join the discussion about duramax engines, performance, builds, The reductant heater 1 in my 2011 just took a crap with code P20B9 and I tried to bypass it with a 2.2ohm 1 watt metal film resistor. When commanding the the active test on all three heaters, the test for open circuit on heater one all of a sudden kept showing fail and would not clear.A faulty reductant fluid injector (DEF injector) caused this shuttle bus to go into speed limited mode. Nov 27, 2011 · sengli · #18 · Sep 30, 2013. I have a 2011, ha

Code P20B9-00. While hitching up last weekend to return home, I started the truck (2012 Silverado 2500HD/Duramax LML) and immediately got this warning message on the Driver Information Center (DIC): "Service Exhaust Fluid System. Check Owners Manual Now". I was warned that in 99 miles, speed would be restricted to 65 MPH. 2015 Duramax P21DD & P20B9 Will Brown 151 subscribers Subscribe 102 Share 46K views 5 years ago Reductant heater replacement. There are other helpful videos such as • …BryanVilaubi · #2 · Dec 4, 2007. P0700 is the TCM requesting a MIL (Malfunction Indicator Light aka: "check engine"). All the 700 code does is tell the ECM "something's wrong" and to illuminate the MIL. There is another code in the TCM that you need to pull that will actually tell you what the malfunction is so let me know what that code is ...2 jan. 2021 ... • P20B9: Reductant Heater 1 Control Circuit. • P221E: Reductant Tank Heater 3 Low Current. Some technicians may also find when commanding one ...

retrmecwo · #6 · Jan 4, 2019. My engine light just came on today after getting an alignment from the dealer. Only have 27,000 miles on my 2015 2500. I pulled a 14,000 lbs 5th wheel with it on and off for the last two years and have never had an issue before. Have an appointment Mon with the dealer.1 - 11 of 11 Posts. dougmac · #2 · Apr 12, 2018. If the pump module was replace, you need to perform the Tech-2 Reductant System Reset. Each one of the three DEF heaters needs to be commanded on for 10 seconds. 2013 Chevrolet 2500HD LTZ Z71.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 ...…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. The truck show lack of performance. Corroded or d. Possible cause: 18 sept. 2023 ... ... Duramax engines. P20B9 is a common issue in Ford vehicles with.