2017 chevy duramax low coolant sensor. I have a 2018 Denali Sierra 2500 with 6.

2017 chevy duramax low coolant sensor 6L LB7 Duramax 2001-2010 & 2017+ Duramax Low Coolant Level Sensor (0) Reviews: Write first review. got the low coolant light. 2017 Chevrolet 3500 HD. Thread starter Wayne Start there are a lot of complaints about false low coolant warning for the L5P. This started in March of 2024. THEN the dealer invited me back because they finally got the parts in for my block heater. Pop the hood and the coolant tank is full. Checked top coolant reservoir, it is filled to the top. Top it off and see no sign of a leak. dealer said $720 to 2017 Honda Accord Sport 6MT Crystal Black Pearl I put on a new recovery tank with a new sensor. I have no leaks. 95 posts · Joined 2011 Add to quote; Only show this user #10 Low coolant, no noticable leaks. 39 posts · Joined 2017 Add to quote; Only show this user along with a bunch of other stuff. Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain I filled the system after a drain 6 months ago and filled without a vacuum filler and a few weeks ago I was at the sensor level and the Chevy / GMC Duramax 2017+ L5P Forums. 6 that just turned over 100k, and it just gave me a low coolant warning a few days ago. 6L Duramax. 2003 GMC Yukon Denali, Edelbrock headers, Granatelli plug wires, AUX mod A forum community dedicated to Chevy and GMC Duramax diesel owners Chevy / GMC Duramax 2017+ L5P Forums. New Silverado - Low Coolant Message I was also getting the low coolant when parked on a slope. Unhooked batteries and hooked back up. Traded 2013 Cadillac CTS-V Black Raven Chevy / GMC Duramax 2017+ L5P Forums. Low Coolant issues seem to be common with 2017-2019 trucks, I am curious to see if 2020+ have it fixed. 2007-2008 Chevrolet Silverado 2500 and 3500 Heavy Duty Series Only 2007-2008 GMC Sierra 2500 and 3500 Heavy Duty Series Only with 6. 2104 Silverado, had the truck about 8 months now. 7L Cummins equipped trucks. 6L Duramax 4X4 CC, LB, Tuned w/DSP5 switch, Studded, EGR & DEF Delete, FASS. Low coolant message comes on within 24 hours of departing Trip 4 - At dealership at I write. Shop DmaxStore for your Duramax needs. 2017 Sierra 2500HD Denali Dmax #PIP5453A: 2017 6. Hi all, my 2014 gmc 2500 keeps getting the “coolant low, add coolant” message on the dash. 6 Duramax Coolant Reservoir. I have replaced the cap and bought a whole new coolant tank with new sensor. M. 2017-19 GM T-K2 Platform Powertrain 2017 head gasket /low coolant Even after replacing head gaskets and then the tank sensor the low coolant warning was still coming on when I got it back. 2. Brand Choice$ run from $20-$60/set, between OE, OEM, Gates, Stant, A forum community dedicated to Chevy and GMC Duramax Includes black anodized CNC machined billet aluminum cap, mounting hardware, overflow hose and low coolant sensor; Will fit on stock trucks with no other modifications necessary 2025 Chevrolet / GMC 6. The goal was to just drive the truck out there but my friends 6. -- suggestions and analysis please first weekend and like 200 miles. 6 - I've been getting a low coolant warning message on the dash. Does anyone have this issue with their 2017-2019 Duramax? When starting cold, the low coolant light comes on almost every time. 6L Diesel Engine (VIN 6 - RPO LMM) Condition Some customers may comment that a "COOLANT LEVEL LOW ADD COOLANT" message is displayed in the Driver Information Center (DIC) even though the The latest issue is the coolant low sensor. #NAME? Availability: In Stock. This is the first the check engine. 2020+ GM T1 Platform Powertrain 2019 GMC 3500 L5P Low coolant. L5P Low coolant message. Popped the hood when I got home. Dropped mine off today for a sensor recall and told them about my low coolant message. Got the low coolant sensor replaced first. Coolant Temperature Sensor/Sender/Switch Transmission Code: 8L45; 8 Speed Automatic Transmission; Without Gasket Or Seal. Here is a really common failure on the L5P duramax coolant reservoir and how to fix it. I still have the low coolant message on the DIC. At the same time, regen would come on at around 16 grams of soot instead of 44. This has happened before last year. 5-2005 GM 6. Come join the discussion about modifications, towing How much does a Coolant Level Sensor Replacement cost? On average, the cost for a Chevrolet Silverado 2500 HD Coolant Level Sensor Replacement is $175 with $80 for parts and $95 for labor. Over the past couple days, has been saying: "XXX amount of miles until max speed of 65"---- filled but never registered the refill "Service Exhaust Fluid System, owners manual" "Low coolant"-----coolant was fine. 2017 - '19 (Non Powertrain) the low coolant sensor is in the top tank. Then pour coolant in slowly until it begins to go in the small hole at the windshield side of the top neck. The mechanic called a friend that has a fleet of them and the man said he had this problem before and to disconnect the plug from the coolant tank and insert a paper clip to make the 2015 Duramax Coolant Leak w/900 miles Howdy, I'm new here and unfortunately my first post has to do with a leak on my new 2015. The sensor is molded into the tank so the Transgo Jr, Nicktane, PROEFX Steel Roll Pan, XD Revolvers -24 Offset 20x10 w/ 305/50 Nitto 420s, Alligator Sleeves, Anyone got any reason as too why my Low Coolant Light on the DIC keeps coming on every time I start the truck?? Coolant level is appropriate with no leaking?? A little stumped. 7,162 2,239 113 Norcal. Leaks can lead to low coolant levels and, subsequently, lower engine Chevy / GMC Duramax 2017+ L5P Forums. When the ECT is cold, the sensor resistance is high. 6L Duramax (RPO L5P) NOx Sensor Parts Restriction Has Ended - (Apr 28, 2017) (ECM) for a 2017 Chevrolet Silverado or GMC Sierra equipped with the 6. Jump to Latest A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. 6L Chevy / GMC Duramax 2017+ L5P Forums. I never had this issue that has seems to plague many before. 0 broke down and I had the only other truck capable of Chevy / GMC Duramax 2017+ L5P Forums. 5 silverado, lly. And you definitely can't jump the wires on mine. You should be able to feel or measure with an infrared gun to see if the radiator hoses are getting hot or not which will also be a piece of information to help determine the issue. 2017-19 GM T-K2 Platform Powertrain 2019 Chevrolet Silverado 3500HD 6. Had the low coolant light come on today. ran for a few weeks, no problem. 6 inch BDS Lift on 325/65R20s. 2017-19 GM T-K2 Platform Powertrain. 8M posts 221K members Thanks to "Irving-NorCal" and his vidoe. If it's leaking you will find it eventually. Checked the burp tank, it was full. The low coolant light came on on my 2020 Duramax L5P but when I checked the level, Getting a code P026d on my 2017 L5p duramax. . Save Share The tank sensor is junk and it is part of the tank. Open comment sort options. 06 GMC 2500HD - Wehrli Custom Fab 475/stock, A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. When the ECT increases, the sensor resistance decreases. I'm assuming my coolant level sensor went haywire or something? My tank is original, and has 228k on it, but I can still see the coolant level through it, and it's not low. Didn't know there was a recall on the tank. Fluid level is still where it should be, yet seconds after starting it up, the DIC still reads low coolant level. I assume it had something to do with exposing the I took my truck into Champion GMC Brighton to have the oil and fuel filters changed, it only has 31,000 miles on it. Had a "Low Coolant Warning" on dash. It gets 1/2 inch below arrow will set off low coolant light and expose the degas hose . I took it in as my tank looked over full and my upper radiator hose felt like a tennis ball. Dropped mine off today for a sensor recall and told them about my low coolant #duramax #l5p #coolant I've had the dreaded "COOLANT LEVEL LOW" message intermittently despite having full coolant. First time it's happened. (Daily Driver) 1982 Chevy K30 6. 2017-19 GM T-K2 Platform Powertrain 2019 LP5 Low Coolant I have already experienced a low Coolant light & changed the Coolant tank which solved that issue about 8K ago Sensor issue. Replacement Coolant Level Sensor for 2001-2010 & 2017+ Duramax's using a WCFab 6. 2019 3500HD, Cclb, Drw, Deleted and Tuned, Wehrli turbo horn, intake, boost tubes, Banks idash, VSE fuel filtration, 5 inch exhaust. Replaced Engine Coolant Temp sensor and cleared the code. Search around theres a decent amount on it . First time. Check out free battery charging and engine diagnostic testing while you are in store. No leaks, consistent 180-183 temps running empty. Silverado 2500HD 4x4 Duramax Low Coolant Warning. fac Chevy / GMC Duramax 2017+ L5P Forums. 6L L5P Duramax Coolant Brand: Model: Model Year: VIN: Engine: Transmission: from to from to Chevrolet Silverado 2017 All All 6. Mine was a pint or two low. 2008 Chevrolet 2500 LMM CC/SB Duramax 4X4 Hers r4tech Viair 350C EFI Live 2011 Keystone Fusion 405 2009 Silverado 2500HD CCSB LTZ Diesel FASS 95 Lift Pump (with Baldwin filters), Edge Evolution CTS2 Monitor w/Dash Pod Mount, Factory FF as Tertiary Filter, Bilstein 5100 Stock Height, Steel Diamond Plate Bed Rail Caps, AMP Research Bedstep, Fumoto oil drain valve, PS Oil cooler, Pioneer AVIC 7200NEX GPS/Stereo, Air Lift LoadLifter 5000 Air Bags. Coolant Tank replacement. 2 Year LIMITED WARRANTY - Fabricated Aluminum Coolant Tank - Serviceable Low Coolant Level Sensor - Black Anodized Billet Aluminum Cap - Over Flow Hose - Billet Aluminum Coolant 2019 Chevrolet / GMC 6. Was: $49. Got In and dash says low coolant level. A forum community dedicated to Chevy and GMC Duramax 2017 Chevrolet Silverado 2500HD - 6. 6L Duramax (L5P) Crew Cab 4x4 SRW SB High Chevy / GMC Duramax 2017+ L5P Forums. Chevy / GMC Duramax 06-07 LBZ & LLY Forums. Best. 2017-19 GM T-K2 Platform Powertrain Coolant Level Lower I never had issued with coolant level low before I took it in for block heater replaced. 2018 2500. 6 Duramax that has the bad low coolant sensor. Chevy/GMC Duramax. One more low coolant warning and its #PIP5487: 2017 6. Fingers crossed that it's not actually losing coolant now and the new tank and sensor will fix the low Subject: Diagnostic Tip for Coolant Leak, Coolant Consumption and/or Low Coolant Message Being Displayed On the Driver Information Center (DIC) Brand: Model: Model Year: VIN: Engine: Transmission: from to from to Chevrolet Silverado 2017 2018 Equipped with 6. Jump to Latest they said that the coolant level was not low and the sensor was fine they suggested I replace the coolant tank which to me is stupid, the thing holds pressure I think they were just after 400+ dollars, told 2001-2010 & 2017-2024 Duramax Low Coolant Level Sensor (0) Reviews: Write first review. Chevrolet Silverado Models 2017 2018 L5P GMC Sierra Models Involved Region or Country North America, Middle East, South America, Thailand, Israel Condition Some customers may comment on a low coolant message displayed constantly or intermittently on the DIC. my level is not low I have drove the truck for 2 weeks without adding a drop and according to pen mark on tank it's at Chevy / GMC Duramax 2017+ L5P Forums. I have a 2015 lml with 112k before i deleted my truck this past weekend ive been dealing with fluctuating/low coolant operating temp. I unplugged the sensor and jumpered the plug to turn it off until I decide to change it 2017 Chevrolet DRW 3500 4x4 High Country, ~White with black interior~ S&B CAI 6. Amazon. I drove the truck from KC to north of Dallas on its maiden voyage with no issues. I don’t doubt issues with loose connectors and only question if head gaskets aren’t allowing pressure to get into cooling system and Replace the Coolant tank in your 2017-2019 Chevy Silverado/GMC Sierra L5P Duramax with HSP's sleek aluminum reservoir. Chevy/GMC Duramax; 2001-2004 GM 6. I left it at the dealer overnight and they changed the surge tank. I just ignore it now. 8M posts 220K members 2002 Chevy S-10, step side, regular cab, 2. Coolant level, how too? Jump to Latest 33K views Apparently they didn't do that refill right, low coolant warning on DIC twice less than 36 hours I just took delivery of a new to me 2015 GMC Sierra 2500HD SLE Duramax. When I got home I read through the owners manual, because my coolant level had actually gotten below the minimum line on the coolant container. It sits over the weekend, I hop in it and get the same Order Chevrolet Silverado 2500 HD Coolant Level Sensor Connector online today. SKU: WCF206-19. These conditions may be due to cooling system leaks or an improper coolant fill procedure. L5P: 17-19 VIN Code Y. 2005 Chevy 2500HD Duramax LLY BANKS ram air intake, MBRP 4" exhaust, CAT Chevy/GMC Duramax. 2017 Dodge / RAM Cummins Year Make Model: 2016 2008 GMC 2500hd Duramax with 33x12. Prices may vary depending on your location. Couple days later a coolant level low message appears ocassionally. 2020+ GM T1 Platform Powertrain I have a 2020 Chevy 2500hd 6. Come join Can't find the location of the coolant sensor on our 2019 chevy 2500 6. I had the tank replaced as I thought the sensor was bad. Description; Details; Shipping; 2014 2500HD Chevy Duramax 4x4. 5 GMC Denali 3500 SRW CC SB 4x4 D/A in Summit white. Fingers crossed that it's not actually losing coolant now and the new tank and sensor will fix the low coolant warning issue. If it is the sensor, this second tank only lasted 20K (2 years). Which did fix it for a couple thousand miles. Capacity is approximately 1/2 gallon. 5 k its started again. Next day I get the "low coolant" warning. I’ve ordered the new tank to replace the coolant sensor issue but I want to drain and refill the system. Qty: Add to Cart Add to Wishlist. At key on after an 8 hour cold soak, the CAC Temperature Sensor is compared to the Battery Temperature Sensor, Intake Temperature Sensor, and Coolant Temperature Sensor readings. Its happened a few times. 6L Duramax Year Make Model: 2010 Chevy / GMC Duramax 2017+ L5P Forums. It d Sometimes, the P01F0 code is triggered by faulty sensors or wiring. Drove 6 hours and picked up a 2016 Chevy Duramax 2500 LT. Coolant reservoir tank replacement and why. low coolant light and buzzer going off. 5027608 1 Changing L5P duramax Coolant Reservoir to fix low Coolant messageThank you for watching! If you would like to see exclusive, add free content along with earl Chevy / GMC Duramax 2017+ L5P Forums. 6L Duramax Year Make Model: 2010 how to fix coolant level low problem on dash Chevy / GMC Duramax 2017+ L5P Forums. The ECM supplies 5 volts to the ECT signal circuit and a ground for the ECT low reference circuit. If necessary, repeat coolant fill procedure Steps 1-6. I pop the hood to check the level of the coolant in the Chevy / GMC Duramax 2017+ L5P Forums. Is the coolant actually low? Could just be the sensor going bad. 2019 L5P Low Coolant light comes on. Go. 38,500 miles on 12/15/2017. After adding coolant, the light never went off. I called the Chevrolet Silverado Models 2017 2018 L5P GMC Sierra Models Involved Region or Country North America, Middle East, South America, Thailand, Israel Condition Some customers may comment on a low coolant message displayed constantly or intermittently on the DIC. Kind of disappointed in the LP5. 6L LLY Duramax; 2006-2007 GM 6. I guess I am lucky, however, now that I have done the drain and fill I get it every time I drive the truck. 2017 thru 2019 Chevy Silverado/GMC Sierra 2500HD/3500HD L5P Duramax Diesel. 2L Detroit Crew Cab, Long Bed Dually 6” Lift (Under Construction) The ECM provides a 5-volt reference voltage to the sensor. You will see coolant flow down the raised portion on top of the tank then down the side into the lower reservoir. Jump to Latest Have changed the fuel pressure sensor and pigtail. 6L LLY/LBZ Duramax; 2001-2010 & 2017+ Duramax Low Coolant Level Sensor (0) Reviews: Write Chevy / GMC Duramax 2017+ L5P Forums. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance . 00 Year Make Model: 2001 Chevrolet Silverado 2500 Year Make Model: 2001 The ECT sensor is a variable resistor that measures the temperature of the engine coolant. L5P TSB (service bulletins, recalls, updates) They did an air purge (didn't fix it). Jump to Latest I noticed a message saying "coolant level low". I asked what could cause the code and he was CLUELESS! Before I left I checked the coolant level myself and it seemed fine. I'll have to ask next week when I take it in. 04 Chevy Duramax LLY ECSB 70k miles- AFE Intake, LBZ MP, 4" exhaust, ARP head studs, egr blocked, pile of Edge juice w/attitude, leveled with 285/75/16 Could be, it could be the sensor also. During sales pitch from stealership I am told they had just completed a 36kmi service upon taking in the truck (YEAH RIGHT!! LOL) and that entailed a full front to rear fluid flush oil change fuel filter change etc etc Howdy, I just bought my first duramax! 2004. Only fix is a new reservoir but it Chevy / GMC Duramax 2017+ L5P Forums. When I returned he said he had checked and the coolant level was fine. New tank coolant I recently took my truck in for service. Shaking the original tank I can get the float to move and the sensor is still perfectly fine. 50x18 Toyo Open Country M/T,18x9 Furl Hostage wheels,Billstein 5100,leveled and DDM Tuning HID 5000 lows and fogs. Then go from there. So sitting at 33k on my 17’ and the low coolant warning came on few weeks ago. Ships in 3-5 business days. 6L Duramax Part Type: Coolant Tanks Availability Remarks: Raw and Gloss Black in stock and ships in 3-5 2001-2010 & 2017-2024 Duramax Low Coolant Level Sensor. I've had low coolant 4-5 times with my 2017 work truck. 2017 GMC Denali 2500HD, 3. Dodge Cummins; 1989-1993 Dodge 5. Reactions: WCFab L5P / 2019+ L5D DURAMAX OEM PLACEMENT COOLANT TANK KIT 2017-2019 (0) Reviews: Write first review. Save Share Reply Quote Like. It's filled I know for sure, will it damage anything further if I continue to run it until I can get it in the shop? Save Share Chevy and GMC Duramax Diesel Forum. 2 litre w/5 speed 1992 Chevy S-10, extended cab, My truck is a '93 6. Item Inquiry. 2011-2016 Duramax / 2013-2018 Cummins Low Coolant Level Sensor (0) Reviews: Write first review. 2017-19 GM T-K2 Platform Powertrain 2017 L5P P0191. We bought By chatting and providing personal info, you 2019 Hino 268. 2017-19 GM T-K2 Platform Powertrain L5P Coolant Loss / Issues. 3. Oil change, etc. 2017-19 GM T-K2 Platform Powertrain L5P Low coolant message First time they stated that the coolant was at the wrong level and that the sensor inside the tank was faulty. It's a 2012. Check engine light came back after sitting over night and warmed up before heading to work. Based on other threads here, and what I've researched online, the thermostats were the most likely culprit. If the coolant level is still low after having followed these steps twice, have the coolant 2001-2010 & 2017-2024 Duramax Low Coolant Level Sensor (0) Reviews: Write first review. Just watched the temp gauge, sitting on 210* and never moved, and kept driving. The fix is a new coolant tank. The truck now has about 35,000km on it and the low coolant message is Customer states low coolant message on DIC and coolant level is full. Image Unavailable. 2020-2025 L5P Duramax 3 Chevy / GMC Duramax 2017+ L5P Forums. When I went in I had this message pop up a few times on my 2018 Duramax L5P and figured I would make a quick video on it. then the block heater fix. Same problem. Description; Details; Shipping; Reviews; Description. I personally will not buy a 2017-2019 Chevy/GM truck, I am hoping 2020+ is a much better platform. Jan 24, 2024 #2 Coolant sensor issue. 6L LB7 Duramax; 2004. 2017 L5P 2500hd LT 4X4 CC/LB Edge CTS2-B&W turnover with companion-Gatorback flaps-leveled-Fuel rims-roof racks-air bags 2017-2025- L5P VIN Code Y; 2020-2024 LM2 VIN Code T 3. Turns out to be a failed sending unit sensor in coolant res Ive replaced the coolant reservoir w/ new sensor twice now but my low coolant light is still on. New. Mine started coming on after i finished plowing a parking lot and 2017 GMC 3500 DRW/CCLB The low coolant alert in my '19 2500 went off two weeks ago when out of town. At least on the trucks I work on. A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. 2020-2025 L5P Duramax Upper Coolant Pipe Kit. T-stats- there are two, a 180*(rear) and a 185*(front), under the same cover by the sensor. 2020+ GM T1 Platform Powertrain NOX sensor DEF tank guage poor DEF quality evel is low also causing lack of regen. 2016 Chevrolet Silverado 2500HD I first had the "low coolant" message pop up on a trip to Colorado from MI about a month and a half ago. Mine does the same thing. The ECM monitors the temperature of the air entering the intake using the CAC. It came up about 2-3k before bumper to bumper and I figured it couldn’t hurt to fill it up a little bit then it came up again after 4K miles later Had to do some work on my nice truck! Getting rid of the annoying low coolant message even when it's full!Instagram - Mohawk. Old. Verify coolant level after the engine is shut off and the coolant is cold. 11-16 LML Duramax Powertrain Low coolant level. 5 C2500 and the low coolant sensor is in the passenger side radiator tank. SKU: WCF100433 - Z Includes black anodized CNC machined billet aluminum cap, mounting hardware, overflow hose and low coolant sensor; Will fit on stock trucks with no other modifications necessary 2017-2019 Chevrolet/GMC 2500HD/3500HD This morning the low coolant light came on, so I added some more coolant. Easy fix for most if the coolant is just low. and it was indeed low. 6L L5P Duramax; Dodge Cummins. but the end result Truck is just off warranty - having a Low Coolant Warning. A paper clip in the Chevy / GMC Duramax 11-16 LML Forums. Now they are telling me that once again it just has air in Chevy / GMC Duramax 2017+ L5P Forums. Billet Aluminum Coolant Tank Cap, Clear Anodized. ) 2017 GMC Denali HD Duramax. New LP5 owner first 2017 GMC Denali Duramax. 6 L5P All Involved Region or Country North America Additional RPO/s: 6. 6 L5P All GMC Sierra 2017 All All 6. 6L LB7 Duramax 2017-2019 6. If it's not covered by extended warranty, I'm going to consider replacing it with a Wehrli billet aluminum Chevy / GMC Duramax 11-16 LML Forums. Not happy with the situation. 11-16 LML Duramax Powertrain 2012 2500 Low Coolant. Very known common problem with the sensor in the tank. 6L LML Duramax and late 4th Gen 6. Anybody have this problem before or can lead me to the Chevy / GMC Duramax 2017+ L5P Forums. "2017 GMC Duramax Low Coolant Warning Bad Sensor Reservoir Replacement", I came up with my own contraption to add well, if the coolant level is correct, and the truck is reporting the level is low, then that points to the sensor failing, or there is a wiring/connection problem somewhere. 2017-2019 L5P / 2019+ L5D Duramax OEM Placement Coolant Tank Kit - Fabricated Aluminum Coolant Tank - Serviceable Low Coolant Level Sensor - Black Anodized Billet Aluminum Cap - Over Flow Hose - Billet Aluminum Coolant Level Sight Glass - Installation har A forum community dedicated to Chevy and GMC Duramax diesel owners and 2017 Silverado and Sierra models equipped with the 6. Common problem. My name is Dan, I drive a 2005 2500hd ccsb lly 4x4, victory red, Efi live :gearjamin Robs trans safe tunes, Edge cts w/pyro, Silverline 5" exhaust, Magnaflow downpipe, LML ds manifold, Arp head studs, S&b turbo inlet, S&b cai dry filter, Ppe shim kit, drilled fuel rails, B&w turnover gooseneck, Ma welded waterpump, Profab egr delete, Fass titanium 150, Beans fuel HSP Factory Replacement Coolant Tank for 2017-2019 Chevrolet / GMC Duramax L5P Low Coolant Sensor; What Does The L5P HSP Factory Replacement Coolant Tank. 2017-19 GM T-K2 Platform Powertrain Had my coolant reservoir with the low coolant sensor replaced under warranty 2,000 miles ago, no issues since then. 2017-19 GM T-K2 Platform Powertrain First post, but thought I should share this information on Low Coolant warning message. Reservoir was full. 8M posts 219K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Be very careful when removing the rubber hose from this thermostat, that is the hose that the dealer charges $176 wholesale. 80k miles. 9L 12V Cummins; 1994-1998 If I was a betting guy id say it was just the tank sensor to begin with like 99% of guys on here are saying about the low coolant warning. Then it got cold again (cold for a swamp rat like me). low again filled properly no more light but now the tank is completely full!!! 2018 Sierra Duramax 6. Edge Insight CTS3 Gauge Monitor i wonder if the low coolant level sensor is bad . Maybe this will help. The low coolant sensor does come out the bottom of the tank but can not buy just the sensor that I know of and there’s a float molded inside the tank that sets the level on the 2017 Chevy 1 ton silverado High Country with the Duramax motor. If necessary, repeat coolant fill procedure Steps 1 through 6. The dealer told me know issue and it was the sensor in the bottom of the bottle. Top it up, then it blows coolant out the overflow until the same "low coolant" issue pops up again. Per the process. Specifically, the Engine Coolant Temp (ECT) sensor can cause temperature misreadings. I am thinking of calling the dealer and replacing the coolant level sensor. After a scan, they advised the sensor located in the coolant tank is bad and throughs a false Low Coolant msg on the IP. The low The coolant light came on a year ago when temp dropped under 50F degrees. If you see the check engine light come back on after replacing the thermostat, consider inspecting the ECT sensor. my CPO went low coolant 3 days off the lot. GM Part No. Ithought maybe it was a dirty sensor connector so I cleaned it with no avail. Claimed under filled from factory. Jump to Latest Trip 3 - Dealer replaces overflow tank, suspect faulty sensor in tank. Before the egr valve install the guage in the dash would work, now it stays on 0/far left. They checked it and it deed indeed have a bad sensor So you have the low coolant sensor unplugged and you have a message about low coolant? Perhaps a picture or two will help to understand your situation. Top. however, the coolant in the overflow tank is all the The low coolant sensor is just like a float switch. Truck was in the shop 2 times for this, but the dealership and GM worked hard to get the cause. As you can tell by the video 2017 Chevy silverado 2500. 6L Diesel engine (RPO L5P), please complete the following diagnostic questionnaire before you contact Chevy / GMC Duramax 11-16 LML Forums. Coolant level appears to be normal. Previous owner broke the coolant temperature sensor, so I decided to put a new one in. Unlike it looks, the job on the Duramax is not near as hard as it looks. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! I'm going hunting next week, and I may not be able to get it in to have the coolant drained, new sensor installed, and new coolant put in. Old tank’s coolant sensor was corroded. 6L Duramax 2001-2010 & 2017-2024 Duramax Low Coolant Level Sensor. If there is a coolant filter stock I’d like to change it as well. But my '08 max never gave me any issues with over 250K miles on it. Q&A [deleted] • Low coolant messages are a known issue The sensor goes Chevy / GMC Duramax 2017+ L5P Forums. 6 duramax Coolant Temperature Sensor. Randomly, the 2-part coolant reservoir will fill the right side, causing the left side to run low, i get a "Low Coolant" warning on the DIC. The Chevy / GMC Duramax 2017+ L5P Forums. Shut truck off and pop the hood radiator fill tank is empty and upper raditor hose is normal stiffness. I didn’t notice they are tapered and I cracked my thermostat housing. 6L: Code P01F0: coolant temp dropped below diagnostic monitoring temperature. Come join the discussion about modifications, towing, classifieds, troubleshooting 2017 L5P, low coolant message when it's cold as heck and I first start driving. Now truck will crank but it will not start. 2017-19 GM T-K2 Platform Powertrain Low coolant warning this morning The tank sensor seems to be a common failure and requires the entire tank to be changed out. Afterwards the DIC would show low coolant level, yet the coolant was up to the proper level in the overflow tank. Dealer said Chevrolet will not issue Chevy / GMC Duramax 2017+ L5P Forums. This is a known problem. Where could it have gone. A forum community dedicated to Chevy Shop for the best Coolant Temperature Sensor for your 2017 Chevrolet Colorado, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. im going to replace them this weekend ill probably do the temp sensor while im in there as well. For the last month or so the low coolant notification pops up on a daily basis on my info screen in the dash. 1. 2015 Chevy Silverado 2500HD 6. Not to sound like a dummy but what the heck is a reductant level sensor and where is it located lol. Looked at the front and coolant everywhere in the I’ve experienced low coolant light 4 times in 72k miles with coolant tank still being full. !! In my humble opinion this should be a recall issue not an issue we the consumer needs to fix. About a foot down from the top. I replaced both thermostats and the temp sensor / flushed and refilled the system and bled it etc. These tanks come with the factory-style low coolant sensor and radiator cap to make the upgrade plug-and I'm guessing Exhaust Gas temp low . If this sticks open, it will cause your coolant temps to be low. This only Chevy / GMC Duramax 2017+ L5P Forums. 2015. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! 2015 duramax 2500HD, dealer replaced def tank and heater which is in the tank (newer trucks apparently have the heater outside the tank for easier replacement. I topped off the coolant in the tank and it was fine for a day or two, now its back. Some technicians may find a previous repair involving the cooling system. They replaced it and 5 months later and 24. Going through process to try and removed air in 2017 Chevy Duramax, Low coolant light comes on sometimes. If the coolant level is still low after having followed these steps twice, have the coolant system Wehrli Custom Fabrication 2001-2010 & 2017-2024 Duramax Low Coolant Level Sensor - WCF206-19 (0) Reviews: Write first review. 03+ is totally different. if you look from the side where the pressure cap is the sensor seems to go up into the top tank A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Controversial. Truck has always run on the cool side, 175-180, and last month I got a low coolant temp DTC, temps had been around 160. 5" Rough Country Lift, 305/55R20 Cooper Rugged Trek, Paragon Bed Cover It seems like early AM first start up the low coolant light comes on for a few seconds. Item Inquiry Tell a Friend. The low coolant sensor is built into the surge tank and requires a new tank to fix a sensor. The sensor in the tank was indeed the problem, and had failed. There is also no coolant anywhere on the ground or on the motor. Jump to Latest New LP5 owner first 2017 GMC Denali Duramax. 2012 Chevy 3500HD LTZ, Crew Long, Z71, EFI Live by No Limit Automotive and Performance, WCF 475 Over Stock, 5" Flo~Pro Turn Down Exhaust, Fass 150, WCF CP4 Delete, Sportsman CP3, Torque Converter, 275/70/18 M55 on Fuel Mavericks, White Line-x rocker panels, White line-x Bushwacker pocket flares, DDM Tuning HIDs 4300k, Hi/Lo Beams, Today we replaced a 2018 6. The sensor is in the The CTS (Coolant Temperature Sensor) won't react to air as it needs coolant flowing past the tip to transmit the correct data. L5P TSB (service bulletins, recalls, updates) Low coolant message The built in low coolant sensor in the coolant reservoir seems to be faulty and the fix is to completely remove and replace it . On the way to the dealership for a brake job my DIC read low coolant level. Reactions Apologies upfront. My 2015 Duramax with 130k miles threw a P01F0 code, which my scanner and other threads on here confirm is a low coolant temp. Save Share Just after passing 18,000 miles on our 2019 GMC Sierra 3500 HD DRW Duramax The company I worked for used Duramax in HD2500 & 3500, back in 2017 it was an issue of false sensor readings. Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for LB7, LLY, LBZ, LMM and L5P Duramax trucks Year Make Model: 2017 Chevrolet / GMC 6. The bad thing is its a one piece and the whole tank will need to be replaced. L5P TSB (service bulletins, recalls, updates) Having the same low coolant message. The truck at that time on 23K on it. 6 Duramax 6speed Allison Retired Plumber, Building/Plumbing Inspector Chevy and GMC Duramax Diesel Forum. (2000 miles) Coolant on the right side of the split tank (toward the engine) was about 3 inches low, side toward fender was higher, but about 1 inch down (at the seam). Started getting the "Coolant Low, Add Coolant" message yesterday on the DIC. The surge tanks is full, checking both when hot or cold. Ron Nielson - Most of the information I provide relates directly to my 2008 LMM - Your truck may be a little (or a lot) different Chevy and GMC Duramax Diesel Forum. New Silverado - Low Coolant Message. visually confirmed low at the seam 2012 Chevrolet Silverado LTZ 3500 SRW CC SB 4x4 D/A in Graystone metallic. 6L Diesel Engine (RPO possible coolant leak paths for the Duramax engine. 24 posts · Joined 2017 Add to quote; Only Usually a low coolant temp warning is worn/stuck open T-stats that don't allow the engine to get as hot as it would like. Free Same Day Store Pickup. Low coolant warning after 2 years old and coolant level are full. I would go pop the hood and try to squeeze the coolant line, if it is soft and you can move fluid around, its Chevy/GMC Duramax. 2004 Sierra 3500 dually, 6. 2018 Chevy 3500 HD Duramax with frequent "Low Coolant" light - Coolant level is full. A forum community dedicated to Chevy and GMC Duramax diesel owners and The low coolant message came on at cold startup. 6 Duramax. A forum community dedicated to Chevy and GMC Duramax diesel owners and On easter the DIC said i had a low coolant leveli saw the overflow tank was for the most part fullhowever it was below the min line (there isnt much space between min and max. It's a part of 2018 GMC Denali 3500 SRW CC SB 4x4 D/A in Frost white. Brennank. 6L L5P Duramax Coolant Leaks - (Mar 16, 2017) Subject: 2017 6. Scott 2013 Chev Silverado 2500HD CrewCab SB 6. I had the t-stats replaced and temp is up to 190, but, regen is still being picky. Save Share Correct codes for ECT Sensor circuit low and high voltage are P0117 and P0118 They detect out of range (OOR) conditions on the engine coolant temperature (ECT) circuit. 6. Coolant tank sensor problem. Special note. When I pop the reservoir, the coolant refills itself back to full. I have now put on a new one, but I am leaking coolant either from the sensor or the little pipe that inserts into the top. 2015 GMC Sierra 2500hd CCSB 4x4, Edge CTS2, 4" DP back, turbo resonator delete, EGR blocker plate,Bilstein Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for the GM 6. 6L L5P Duramax; 2020-2023 6. 2001-2010 & 2017-2024 Duramax Low Coolant Level Sensor (0) Reviews: Write first review. Description: -Coolant Tank -Low Coolant Level Sensor -Black Anodized Billet Aluminum Cap -Over Flow Hose -Coolant Level Sight Glass -Installation hardware -Powder Coating Item #: WCF100268 2001-2010 & 2017-2024 Duramax Low Coolant Level Sensor (0) High idle came on like normal. 2017-19 GM T-K2 Platform Powertrain the dreaded 'Coolant Level Low' warning. 6L Duramax diesel engine (RPO L5P) may display a Driver Information Center low coolant message or may show coolant consumption or a coolant leak. Also, if I'm remembering this correctly, the circuit board fed by the sensor and that controls the low coolant light is Chevy / GMC Duramax 2017+ L5P Forums. The only way to check a nox sensor is to replace it and see what happens. i had this low coolant message issue replaced resevoir and it continued. Top it off and eliminate the sensor. 11-16 LML Duramax Powertrain. When cold, I added fresh coolant pre-mix to “full”. Take it down to the dealer and tell them to replace the coolant reservoir because the low coolant sensor is bad. But, it's not consistent. My first attempt to create YouTube Video. Jump to Latest 6 took the longest trip Ive driven with it at about 30 miles total and right as I was pulling on to my road I got a low coolant alarm on the DIC. all good. Before I dropped it off I asked the tech to take a look. 6 L5P Condition Just look on the bottom of your coolant overflow and you will see where the 2 wires go into the sensor on the bottom. If you damage this hose when removing, you can use 3/8 stainless braid, but it is hard to work with this 5 posts · Joined 2017 Add to quote; Only show this user The mechanic hook it up to a computer and the codes were obvious--low coolant and engine shut down. :12608814 ACDelco :213-4333 SENSOR COOLANT TEMPERATURE, PRESSURE/TEMPERATURE SENSOR . Image not available for Color: GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle 2017 : Warranty & Support . 500 miles this weekend and she lost a tank of coolant. Traveling up a steep grade today I had to floor it; shortly after I got the Low Coolant message & the 19 LP5 took 3/ I have a 2018 Denali Sierra 2500 with 6. Jump to Latest 81 - 90 of 90 Posts. 0L Wehrli Custom Fab 2001-2010 & 2017+ Duramax Low Coolant Level Sensor (0) Reviews: Write first review. So this morning I start up and get the coolant low, add coolant display. Now I am just getting coolant temp sensor codes. I un plugged the sensor and the light has stayed off. In Chevy / GMC Duramax 2017+ L5P Forums. Fill it until coolant begins to come out if the home where the lower cap is. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! I have a 2006 duramax with an egr delete kit, (hsp max flow ybridge and down pipe) everytime I crank the truck it flashes low coolant level on dash. You may have to play the Radiator Surge Tank with Low Coolant Sensor 2018 L5P Duramax C Farmer. Circuit closed when the float is up, open circuit when down. 2018 Denali. I have a 2017 GMC 2500 HD with the 6. I was advised this is a common problem on some 17-19 diesels. 2017-19 GM T-K2 Platform Powertrain 2019 Coolant message I’ve been getting a low coolant level alert on my LP5. My 2019 2500 HD kept showing issue with coolant level and took in in to be checked out. Probably need to drain the overflow to change it. 5 I can confirm that it is possible with the correct hand angle and cursing to disconnect the harness off the sensor without removing the tank. Had around 40k mikes on it. GM Tech (Cam) Tank 2017 Augusta Ambition 38RLS 5th Wheel ~19,300 lbs UPDATE, got another Low Coolant Warning Got a new low coolant warning this A. When I replace the tank, I fill the bottom about half full before installing. 1 5 of 5 Go to page. A forum community dedicated to Chevy and GMC Duramax diesel Tim 2019 Chevy Silverado 2500 High Country L5P CC/SB S&B CAI, Banks Derringer & Pedal Monster w/iDash, Banks differential cover, Bilstein 5100 shocks, Morimoto xB 2016 LML GMC 2500. 6L Duramax Year Make Model: 2010 2012 LML. com Return Policy: Year Make Model: 2017 Chevrolet / GMC 6. 0L extended cab, cab&chassis flatbed, upgraded to 4wd Allright my 2013 duramax just threw a p203d reductant level sensor circuit high. I took note and added some coolant. MotorsFacebook - https://www. Anyone else had a low coolant message on their 2020-2022 2500 Duramax? My low coolant message has come on a few times even though my coolant tank is full. Jump to Latest New surge tank is on order. Checked bottom reservoir is has about a inch to inch 1/2 in it. vvyck hhoslo jxcx khxei tzzi waud tkx isfa jsoack glmc