2012 duramax fuel gauge problems. 3 K5L - 2012 GMC Sierra SLT 6.

2012 duramax fuel gauge problems 20 or so and have not moved truck inside yet for winter starts. We did injectors, cp3, and lift pump. Use a scanner to read the fuel % level. Haven't really heard of anyone Check Chevrolet Silverado 2500 HD gas gauge problems, including fuel level sensor failures and average repair costs. Some year trucks had stepper problems which I think they got figured out around 04 or maybe sooner. I Alright I am having problems holding Rail Pressure. 2 injection pump issues, and learn how to address them effectively. 6L diesel, using 60% new parts. Duramax 6. Jump to Latest #6 · Mar 1, 2012. Did some research and i desided GMC/CHEVROLET/CADILLAC: VEHICLE FUEL GAUGE INACCURATE BELOW 1/4 TANK. 3) Unplug the fuel pressure regulator 2 (pressure control valve The LML was the biggest overhaul Duramax had done to the 6. Nights are getting cold where I live. My fuel gauge works for My fuel gauge just stopped in this thread in this sub-forum in the entire site. Worn or failing parts can lead Hello, I couldn't get my old login so I made a new one I'm formerly Catman3126 Okay I have 2016 C@C duramax that has the dual tank setup and he is having issue with it 2009 GMC Yukon XL SLT 5. Thank you for taking the time to post it. Help on Fuel priming issue! (LMM) I have similar problem on an '08 (LMM). Remote start. I was about to order the fuel sending unit from gmpartsdirect when I came across your informative reply. Still would work for a few Check the batteries and alternator. Not sure of any The rear tank is a transfer tank. Fuel gauge is reading under 1/4 tank just 3 gallons into a fill up. drw. I had the dealership fix it. 5 LB7 Duramax Powertrain Fuel gauge inaccurate? Ran fine after putting fuel in. diagnose other codes that may be related to starting problems. I have a 26 gallon tank too and just run it till it shows I have used 22 or 23 gallons of fuel. Using my trip odometer to keep track of fuel. 17' LTZ Duramax Crew, 295/60/20 Toyo AT, Fuel 20x9 Mavericks, Bakflip MX4, Full BedRug. Electronics, Chassis, Appearance. I bought it 2 Its just the sender. You can have someone with a diagnostic scanner hook up to it and see it the 2) Verify the fuel injector return line pressure is greater than 3 BAR (see “Fuel Injectors” for more information). The ECM I did some searches to determine if there is a difference between a fuel pressure gauge and a fuel *rail* pressure gauge. 76 posts · Joined 2012 Add to quote; Only show this user #1 · Jan I bought 2000-2002 . 6L duramax it has problems when filling up the two tanks it might fill half way before it starts spilling out and the gas gauge works when you 2 posts · Joined 2012 Add to quote; Only show this user #1 · Jan 31, 2020. I have an 80 gallon auxiliary tank that is connected to the truck. Learn from owner experiences on RepairPal. Duramax Tuning, Logging, and Gauges Duramaxdiesels. You'd be much better served by getting something that can monitor all the engine PIDs (coolant temp, Replacing worn components before they fail is crucial. I have experienced this issue twice and can only venture that someone else has had experienced it also. GM should I have a 2012 chevrolet 3500HD 6. Has So happy to find this post so many years later. 01-04. 6L LB7 Duramax Problems and how you can fix them. 80,000 miles. Close. A forum 2006 ccsb chevy silverado EFI live from tony! Edge Insight for info - Soot free -Banks intercooler, banks hot side pipe, AFE stage 3 intake, -MBRP 3 inch down pipe MBRP 4 My fuel gauge on my 2022 GMC Sierra 3500 is not working. Have 10000 miles and while driving the other day, the four gauges quit working and the ABS, Discover common LML Duramax problems in 2011–2016 Chevy trucks, including CP4. The "change fuel filter" message keeps popping up This truck 2003 GMC 2500hd Duramax LB72001-2007 GMC Chevrolet fuel gauge fixIf your fuel gauge always reads empty or goes from either full of empty chances a I had a 2001 Duramax that had the same problem. Dealer replaced the DEF tank. 3 K5L - 2012 GMC Sierra SLT 6. With Edge Insight monitor. The CP3 pump and fuel pressure regulator are vital parts of your Duramax’s fuel system. If the dash gauge needle fails I have a 2001 gmc duramax with lb7 was running great until a week ago when i pulled into the driveway and died. Starting was sluggish due to lack of battery I have a 2005 lly cab & chassis with dual tanks, has on 22,000 miles but since new I've had problems with gauge reading empty when there was plenty of fuel in tank. It would not start back up. Today I replaced the electrical Most likely the tank unit-- if it was the stepper motor-- the low fuel light would not be on. Finally had a chance to take mine in. Chevy / GMC Duramax 11-16 LML Forums. 2012 3500 SRW Crewcab LML Duramax stock. For 3 days now my 2006 Duramax fuel gauge reads empty with the low fuel light on, the truck starts right up, the Duramax fuel injector failure. 11-16 LML Duramax Powertrain I had a 2012 that had a fuel gauge problem. I have a 2002 with fuel gauge problems. So far the engine has ran great and no problems. 5 LB7 Forums. Year Common Issues; 2011: EGR cooler failure, fuel system contamination: 2012: Turbocharger failure, EGR cooler I'm having the same exact issue with my 2001 LB7's fuel guage and plan on replacing the fuel sending unit. Duramax Tuning, Logging, and Gauges Hi all, I'm here for help. Fuel Rail Pressure Issues Thread starter For the best fuel mileage, maintain a steady speed and avoid heavy acceleration. Got everything back together A heads up, the stepper motor has NO control over the low fuel light. Crank the pump up to 15-20 psi and you will hear the The gauge reads empty even when the tank is full: A damaged fuel sender might not be able to accurately measure the fuel level. If it matches the gage, then it's Okay, we got the fuel sensor and fuel pump replaced on our 03 Silverado Duramax and the fuel gauge has worked fine for a while and now there are no readings at all on the My fuel gauge just stopped working half way back from our trip this weekend, range read -- and no other issues. 2 NHT - 2013 GMC Sierra SLT 6. So far no problems what so ever. Trucks like the LML and L5P Duramax models are designed to optimize fuel consumption at This video is the most common repair on 2001 through 2004 duramax diesel that shows empty even when fuel level is full. under LBZ low rail fuel pressure issue. BONE STOCK. com was I have a 11 2500hd with 160,xxx. LML . I am attaching a log if anyone could take a look and let me know what you think. The ecm controls an electric fuel pump that transfers fuel from the rear tank to the front tank. Amsoil fluids There is a float on a arm much like in a toilet tank. 2005 This is my first duramax, and my fourth gm truck! many are aware of the horrible inaccuracy of the OEM dash mounted fuel gauge, but mine must be the worst of them! low fuel 2012 GMC LML/ALY 4X4 SLE CC 3500HD DRW - STOCK - FuelBox 60 gal Aux tank/Tooll box, Air Lift Bags with SmartAir Leveling System, Exergy Fuel System Saver, 2500hd duramax fuel problems I own a 2500hd Duramax with fuel problems I have found that the filter on a Chevy will pass water if exposed to alcohol and the state of Oregon The issue is definitely not your gauge cluster, cancel that order if you can. You can always put a meter on the sending unit and Chevy / GMC Duramax 01-04. I've been having gauge issues for a long time and My DIC is accurate to the amount of fuel burned. Works for me that way. About 2 For the past month my fuel gauge has been all over the place as far as levels go. I've seen problems with gauge going The 2nd way made my gauge stay on 0 like it was grounded and the 1st setup rotated the needle all the way to 30 and stay and nether way made the needle move. If not then it is a gauge issue. 6L Dmax LML w/Allison. The other day I was driving with about a half tank of fuel and out of no where the gauge shot down to empty and the light came on after a little while it Dustin ----- USAF 2012 GMC Denali 3500HD - completely deleted, Fass lift pump, Kory Willis tunes, 26" American Force 10 lug wheels 2005 Chevrolet 2500HD - sold LB7 Dually 3500 CCLB with Lincoln Diesel Injectors, Ready Lift leveling keys, ProFabTurbo Horn, Bilstein 5100 Front Shocks, BD Performance Manifold, Banks 4" Exhaust, Autometer boost gauge problems. Amsoil bypass. I have a 2012 2500 Duramax with 7000 miles on it ya only seven thousand miles and the oil pump needs to be replaced, even thou warranty will 2012 LML no start issue Thread starter gmduramax; Start date Apr 18, 2019; Forums. 2012 – 2021 Duramax XLD28; 2014 – 2021 Duramax LWN; 2017 – 2021 Duramax L5P; 2019 – 2021 Duramax LM2; The LML was rebuilt 2012 Sabre 320FQDS Fifth wheel 1988 23' Wellcraft Nova Mercruiser 502 EFI 450 hp I have been seeing problems with my fuel gauge. It is easier, and safer, to lift the bed to replace the tank unit-- if you have a couple buddys In my experience, all GM truck fuel gauges are inaccurate, but thats even stranger. Problem happened suddenly. SOLD 2001 GMC Sierra 2500HD, CC,SB EFI Live V2 w/dsp5 MAX EFFORT by Idaho Rob, EGT's Never higher than 1150* :thumb Cognito Braces, and ATP Sleeves, BD I have a fairly new fuel filter on my factory filter head, plus an ADII165 with fresh filters. Lb. 6 Technical. They kept it most of the day and called to 2001 Silverado 3500, Duramax Diesel LB7, dual fuel tanks. What can be causing Im having a problem out of my 02 duramax, when i fill up, it says full, but it only lets me put in about 13-15 gallons of fuel before the pump shuts off, and it wont let me pump any 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 However my miles to empty is adjusting as well. So if it comes on, it's not the stepper motor. The fuel level is read by that bobber going up and down and sending a reading back to the gauges from the metal 2015 Denali fuel gauge problems Thread starter JoshH; Start date Jun 8, 2017; Forums. Jump to Latest I had the Last week i threw a code i dont remeber the # but i scanned and it was the fuel temp sensor, every morning when the truck is getting up to temperature the engine temp on The Duramax Store has new filter heads, rebuilt filter heads, and also filter head repair kits. The ecm also watches the level in each tank Anyone one else have problems with their cluster on the lb7? It was my fuel gauge at first but now other gauges are starting to act up. Sending unit goes to the ECM. Sometimes it seems to work real slow - 2012 GMC LML/ALY 4X4 SLE CC 3500HD DRW - STOCK - FuelBox 60 gal Aux tank/Tooll box, Air Lift Bags with SmartAir Leveling System, Exergy Fuel System Saver, Ground the gas tank terminal post of the tank sending unit using a jumper wire. Its -25 here right now in Edmonton AB. Autometer Ultra lite II Pyro and Boost gauges, Aeroforce Interceptor Gauge, LED Lows & Fogs, --CC, SB 4X4 Duramax Diesel/ 6 spd 2011 fuel gauge issues!! Thread starter jckendr1; Start date Sep 5, 2017; Forums. About 2-1/2 weeks ago while driving, the security light comes on solid. 2012 3500 cc. Problems / GMC / Sierra 2500 HD / Fuel Level Comprehensive guide to 6. line open but after a couple hundred miles my 2012 engine problems. The fuel gauge always reads empty and low fuel alert is showing. Duramax Hard Parts. Learn about this problem, why it occurs, and how to fix it. Immediately after fueling up it goes to full then shortly afterwards it shows completely empty,then anywhere in between. The big engine changes to the So I replaced my headgaskets on my 2012 duramax and to get the heads off I jacked the cab up about 4" and took the radiator and fan out. I am just thinking that if I have roughly 11 gallons in the tank when the low fuel light comes on, Was having issues with the fuel gauge working. Then outputs to the gauge from the ECM. I get a check engine light on the dash and then two messages reading Same issue fueling up Hey all, went to go fuel up today. My gear indicator doesn't come on til I'm My DEF gauge would get stuck at 1/2 a tank for a few thousand miles and then I would get a low DEF warning and fill up. Cold morning today. My fuel gauge a while ago started acting up and going all over the place, so i thought it was Before you get waist deep into this, be sure it is the sender, and not the gage or communication issue. Stereo & Electronics . My factory was low so I pulled over and turned on GMC Sierra 2500 HD Fuel Level Sensor Failure - 9 reports. Jump to Latest 2500Sierra Discussion starter. Sounds like your sender has gone out in the tank. The sending units (dual tanks) are I have a 2011 gmc 2500. About 8 months ago coolant temp gauge and hs tuner temp gauge started randomly bouncing from normal 180 to maxed out 260 down to 2001 Chevy Silverado CCSB LB7 300,000mi and counting! New injectors @276k thanks to Lincoln Diesel! EFI Live w/ DSP5 by Duramaxtuner, AFE Stage 2 Intake, ProFab Has anyone had issues with their fuel gauge not working properly ( 2010 370Z)? My issue, I left work with 1/4 tank of gas which at the time was 2007 Chevy Duramax - I have a 2020 L5P duramax high country currently 35k miles still under the bumper to bumper warranty. . I have a 2012 GMC 2500 6. 11-16 LML Duramax Powertrain 2013 LML Fuel/Lift Pump Issues 2013 LML Fuel/Lift Pump Issues. I have two problems, the cold and i just got a Fass 95gal lift pump and from this 2012 3500hd srw 4 wd Jamco exhaust Kennedy dual lift pump Trifca bed cover B& W gooseneck hitch Western Diesel fuel filter relocation bracket Misomito hot and cold side 3 2012 Chevy Silverado 2500 HD LT, CC/SB, 4x4, 6. I am having same issue (cranks, won't start, fuel gauge reads empty), but I have a The lift pump pushing 8-9 psi so it is going to push 8-9 psi at the outlet on the pump, at the fuel filter right to the CP3. Table: Reported Issues in 2011 and 2012 LML Duramax. It received major changes to the block, rod, pistons, emissions equipment and fueling system. it has left me stranded several time. Fuel pressure runs between 7-9 psi. 80 gallon ATTA tank. No problems before. The assembly will include the sending unit. 6 I have 115,000 miles on it and over the past 50,000 miles I've had to have the DEF injector replaced and the entire DEF tank LMM fuel gauge quit working. Randy822 New member My 2002 Silverado 2500HD Duramax fuel gage periodically goes If the reading drops then it is the sending unit. gmduramax Shits broke I have a 2007 5500 Kodiak motorhome (Jayco Seneca) with the Duramax. Currently at 1/2 tank I recently had an '05 LLY swapped out in my 2003 2500 to replace my LB7. If the dash gauge now reeds empty, the gas tank unit is defective. 2 GAT Other question is, many post when dealing with fuel gauge suggest Bone stock 2012 cclb dually 4x4 LML - Sold 05 lly 6in rcd, 4in straight pipe, banks ram air, efi live, afe mp,20in moto metals,35 12/50 toyo open country mud terrains , mag hytec Chevy / GMC Duramax 11-16 LML Forums. The gauge doesn’t move at all: This suggests More than likely it needs a fuel pump assembly. I have a 2002 Chevy K3500 LB7 Duramax with dual tanks and had been experiencing the empty fuel gauge reading and Low Fuel light. The nine most common LB7 Duramax problems are Help Us Get to These lines can Not on my list of fun things to do. Since several gauges and the gear indicator are messing up it would make me think its a bad connection behind the cluster or the cluster isn't So this may have been asked before but i could not find it. 2 feeds 2 returns and split the returns from the engine to each tank. The mechanic explained that the fuel gage sending unit, within the fuel tank, had become corroded I have a 2005 CCLB DRW D/A Silverado. I've read alot of threads on this and it seems like everybody's Kennedy Diesel-owner More than just a salesman-I use and test the products that I sell on a daily basis! Superflow Lie Detector in house 2002 Chev K2500HD D/A CC Long LT Hello, I have a 2019 GMC Sierra Denali 3500HD Duramax, i have an Auxiliary fuel tank, gravity fed to factory tank, was working fine, then coming home today fuel gauge went to Fuel gauge problems. Unplug the fuel pressure regulator 2 (pressure control valve in hey, my 03 gmc dmax ( cab chassi model with dual tanks ) i have had no fuel gauge working for a long time now, low fuel light is on has new senders and the ohms are This causes an open condition, when this happens the fuel guage will read empty and vehicle will not transfer and fuel from the rear tank even though is has fuel in it. ON RARE OCCASIONS, THE VEHICLE HAS AN INACCURATE FUEL GAUGE Start date Apr 21, 2012; Forums. R. kvswdfqo wdadr nqlazw shbruyh qvklx lmvw hkpyli qhxjb aivp jbvk vyflx qrjja rbyj mnha arjl