Lml No Crank, Is it just me or is it rediculous that this happened? The truck is sitting at the dealership now. Still cranked without starting. It seems to me that it is losing prime. But for sure they crank a little longer than the LML's. People who viewed this item also viewed New Vespa Px Lml Star Stella Crank Shaft 3 Port 150 Cc $89. there is several other fuses next to it that 2011 LML Duramax crank no start. Here is what I know. Just give it a bump and let it do it's thing. It will fire a few times but the just continue turning over with the starter. Tags 2014 lml asap no crank no start please help Jump to Latest 1. Turn on key, all the usual lights come on in the instrument panel. lml wont start or crank over. For a crank no start in the 6. 6 LML. Losing prime. I also went and tapped on the starter with a hammer, no change. Most of the time this condition lasts 30 seconds while driving, it will not shut off, but it does shift rough when New to the site and the duramax. Well, as the title states I have a 2011 LML with a broken crankshaft. Changed fuel filter and still no start. It has high fuel rail pressure at idle but low when you rev it up. Alright gearheads, if you're working on a 2001-2016 GM 6. May 18, 2025 · Identify the fuses that have no power and determine where their power originates. after running for 5-10 minutes and On ’11-’16 Duramax trucks not equipped with a lift pump, a failing factory sensor will yield you a long crank, no-start scenario due to the fuel system losing prime. When I start the truck after it sitting all night/when the motors cold it starts up just like it should. But can a TCM make the ecm the not send let it crank ? I got a 2015 lml cp4 was just replaced over the summer, no fuel contamination. Installed a @fleeceperformance cp3 conversion with a @fassfuelsystems, added a few extras while we were in there and new return lines. 9K views 10 replies 5 participants last post by Ottowood Jun 30, 2023 D Dan3006 Discussion starter 7 posts · Joined 2023 #1 ·Jun 24, 2023 (Edited) Lml no start Jump to Latest 3. Jun 18, 2023 · As someone who's done it before, I always have to suggest verify the crank and cam sensors are in the correct holes. 4K views 3 replies 2 participants last post by Lmldmax Jun 24, 2016 L 2015 Duramax, we just have done a def and dpf delete put all together and uploaded the efi live tune as the tuner manufacturer says to. It has 6200 psi of fuel pressure at the LML duramax came in with a crank no start and we found the cp4 failed. 2. The clocking of the connectors is just slightly different, and will quickly give it away if ya have them reversed. Drove the truck for a few days I’ve got a 13 with 200,000. i replaced the cp4 pump only and cleaned entire fuel system last week. Are you having issues with your Duramax specifically LML not starting? Watch the whole video to learn all the possible ways your truck might not start! Sep 9, 2022 · After priming it, results were the same - cranked, but would not start. 2011 LML 82k, The truck takes a little more cranking to start. 2016 LML will randomly lose almost all of the gauges, does not show what gear it is in and says service stabilitrak, service 4wd, service power steering, and service trailer system. 2011 LML with 287,000 km on it. 2011 Chevy Silverado Duramax LML, no crank, U0100, C0558 Jump to Latest 4. You need at least 2000 psi on crank and 45 psi return line reassure to fire the piezo. Just a few things. I’m between 430-450psi in all cylinders as well, did a manual compression test after I'm sure they are wrong about the glow plug cycle being the delay. 6L Duramax diesel engine, this crank seal installer kit is about to make your life way easier. I can't find anything wrong, yet the problem persists. For those absolutely stupid things that you see people bring, roll… If the vehicle is a No-Start, it may be necessary to crank the engine several times in order to build pressure. I've followed alldatas info and what to do and it has no results the truck FIXED!! No dash lights no crank 2015 LML 1 reading Jump to Latest 21K views 19 replies 7 participants last post by Jaymart1983 Apr 14, 2024 2011 LML 82k, The truck takes a little more cranking to start. High fuel pressure indicates the pump is working, so focus on injector pulse signals and cam/crank sensor synchronization. All good. 6K subscribers Subscribed I have a 2015 GMC 3500 HD with a 6. They suspect crank bearings are worn out, which causes harmonic vibrations in crank and I’ve got a 13 with 200,000. 15 shipping Wouldn't you know it, a holiday weekend in Canada and I have a problem. Network scan shows no com with the ECM and multiple modules log P0100-00 for no com with the ECM. Maybe there’s more left. I've tried with my tune prior to install, as well as with my tunes for the build with no success so I don't think its a tuning problem Got a 12 LML crank no start with actual meeting desired rail pressure. Is there a procedure for a crank but no start and no codes? 2016 LML duramax, cp3 swapped (before rebuild all tuning is for cp3 swap), fass 165, installed Mahle performance pistons and rings, I’ve bled all the air you can possibly think. Here's what I've done Your crank/no-start isn't a glowplug issue. Tested CAN signals and terminating… 2011 lml runs w starter fluid but won't crank without it h&s mini max 3" straight pipe 175,000 miles Got the truck at auction, said it was a run and drive…. I’m between 430-450psi in all cylinders as well, did a manual compression test after The truck has a crank no start, all back pressure methods have been tried, injector plugs are getting voltage at the injectors. It's a crank, but no start. 1M subscribers in the Justrolledintotheshop community. ecm ignition fuse under the hood has no power to it in run or crank positioin. For a 2011 LML Duramax crank no start with 6,000-8,000 psi fuel rail pressure and no codes, check the injector control module and wiring harness for faults. We have a crank no start problem. I got a 2015 lml cp4 was just replaced over the summer, no fuel contamination. truck is a 2014 GMC LML 3500 hd base model crew cab (4 FULL DOORS) with power locks and power windows but vinyl floors etc. There are 4 power wires in connector X1 at the computer and 5 grounds, 4 to X2 and 1 to X3. Trying to install those front and rear main seals without the right tools is just asking for leaks and headaches. Any ideas ? I'm kinda ruling out it might be a TCM. After replacing the Air Dog motor I now have plenty of fuel flow to the engine. I have read and read and read about this and tried everything I've seen, read and even some stuff no one Tags 2014 lml asap no crank no start please help Jump to Latest 1. all grounds, battery leads, batteries, fuses and relays have been checked. Has a Fleece lift pump supplying lots of volume to pump. see sig for mods. Earlier there were bulletins about a couple mechanical items that were suspected in the crank/no-start. Waiting to hear back from GM if the ecm calibrations are valid. Inspect the fuel injectors for leaks or damage, as faulty injectors can prevent starting. BULLETPROOFING my LML Duramax for $4,000… (Cp3 conversion, fluidampr, keyed crank, Fass lift pump) Dalton McDermott 27. 8K views 10 replies 3 participants last post by Ottowood Jan 3, 2021 forged duramax Discussion starter New hire at fleet shop, was given this issue to try and rectify. Crank no start. Idid unhooked batterys and waited then re hooked them and notice the alternator cable is arching under the throttle body on a bracket . I put an air dog on it and Just got done replacing all 8 sets of rod bearings had the trans out to get the upper pan off plus both valve covers off on the passenger bank and injectors out obviously but i have no speedo reading no trans temp exhaust fluid level is “—“ truck is deleted so should read ok edge and ez lynk Well I've got a 2012 lml at work with a broken crank. Has anyone ever dealt with this before or seen this. Finally got the truck to fire and run. 4K views 6 replies 3 participants last post by Ron Nielson Aug 28, 2022 loktevns Discussion starter Hey guys in the final stage of my build. But now that the cp3 conversion has been done along with injectors I can't get her to fire back up. I changed the vacuum sensor and put a new fuel filter on it but the problem persist. For a while now the truck has always cranked a 2013 LML No Crank Jump to Latest 5. 28 + $14. I feel I have check everything. 6L LML Duramax, verify fuel pressure at the CP4 pump and fuel tank pump. our 2011 has a fass lift pump so I know its getting fuel to the CP4 but I don't know if that is doing anything. Wait for the glow plug light to go out, during Hi there, the incorrect cal would not cause a no start condition, but bad miss will occur, glo plug is self explanatory, same as its predecessors, still will not cause a no start. I have load tested all powers and grounds to the ECM. Truck will not crank. First you need to find out why your not building rail pressure, I've got a 2016 Duramax 6. Any suggestions? Thanks. Install the CH-50375 Fuel Injector Return Line Adaptor and gauge on an injector return line. replaced starter and ignition switch. Note that fuse 53 ECM IGN has no power; if this is correct, your ECM isn't being powered. Jun 18, 2023 · Question: Will not having my radiator, core support, intercooler hooked up allow for the truck to crank but no start? All ground wires are hooked up, the two on the bottom front side of the block, and the one on the back driver side head. Same deal crank no start no fuel pressure. The cold side intake tube just before the butterfly is wet with FIXED!! No dash lights no crank 2015 LML 1 reading Jump to Latest 21K views 19 replies 7 participants last post by Jaymart1983 Apr 14, 2024 This 15 duramax was towed in for a no crank condition. It has a new left rail with from GM, so new pressure sensor and FPR #2. He swapped out crank sensor with a new ac delco sensor. . Don’t know if filter housing could be culprit im new to the duramax world Hey guys, I have a LML that will not start. Jan 7, 2014 · No crank in neutral either, I tried running the shift lever up and down a few times just to be sure it was actually in P or N. went to start and all crank no start. When cranking my DFRP does not seem to match actual. Any ideas or suggestions would be appreciated thanks for your time in advance. The truck runs flawlessly, idles good, and has plenty of power. I have replaced both 2011 Chevy lml duramax. It cranked without starting. no DIC errors. 6 LML was towed in for a no crank condition. We tried replacing sensor on firewall side of driver side rail per some 2011 Chev 2500 LML 86k miles Deleted in 2015 Running great until last week. For a while now the truck has always cranked a 2016 LML Duramax Crank No Start Is Resolved! GM_Central 2. Or use the remote before you go to it -- no waiting at all! Hey guys I have a 2011 LMM CC dually that is throwing a U0101 for TCM and no indicator line under gear shift range. when the motor is cool it fires right up. I prime, crank a lot, it runs a few seconds then fades out. Wondering if anyone else has seen this?. It's a 2011 LML diesel: 1. This is NOT a case of a flat battery, but the engine will not crank. 83 $112. 8K views 5 replies 3 participants last post by Tuggemhlh Sep 21, 2018 Tuggemhlh Discussion starter 655 votes, 128 comments. No need to hold the key. ya about that, it cranks with stater fluid, and yes iv read all the no no on that. I happened to have a Filter Head Rebuild Kit from Merchant Automotive, so I rebuilt the head. it takes 20-30 pumps to get the primer firm. I have a 2011 LML chevy silverado duramax that all of a sudden will not start crank and scanners cannot make communications with the ecm/pcm I've checked the wiring and harness for any damage and im unable to find any. scan tool will not connect. I added 5 gallons of fresh diesel, hoping the gauge might be off. Intermittent nature of the problem makes it more difficult to know for sure, but from the forums it seems that the programming update is what corrected the issue (with a very few exceptions). 1 reading Jump to Latest 12K views 5 replies 6 participants last post by Dmax Dually Jun 19, 2024 This 2015 Chevrolet Silverado 2500HD 6. I have a good verified with scope cam and crank signal. Several days ago the truck died on me. Small shop, jobber, says crank sensor gives erratic readings when running. 9K views 10 replies 5 participants last post by Ottowood Jun 30, 2023 D Dan3006 Discussion starter 7 posts · Joined 2023 #1 ·Jun 24, 2023 (Edited) 2013 LmL no crank no start Jump to Latest 3. 2013 LmL no crank no start Jump to Latest 3. Waiting to hear if GM is going to help with the repair LML no crank no start post head gasket repair Jump to Latest 4K views 14 replies 4 participants last post by Backinblack May 27, 2022 Backinblack Discussion starter On ’11-’16 Duramax trucks not equipped with a lift pump, a failing factory sensor will yield you a long crank, no-start scenario due to the fuel system losing prime. I assumed it was TCM as I have had to replace them on other trucks. However this one is testing out ok as I have continuity between pin 9 and 69 and have Have a 04 lb7 crank no start no fuel leaks fresh lines and rubbers. 8K views 10 replies 3 participants last post by Ottowood Jan 3, 2021 forged duramax Discussion starter No the truck will not crank at all , my scanner can't connect to the ecm. Other notes from the diesel shop who currently has the truck: Original symptoms, crank no start, abs loss communication with ecm/tcm. The customer reported the "Service Stabilitrack" message popped up on the 2016 LML duramax, cp3 swapped (before rebuild all tuning is for cp3 swap), fass 165, installed Mahle performance pistons and rings, I’ve bled all the air you can possibly think. I confirmed this by putting the supply Thanks for the replies so far. 43K subscribers Subscribe 2014 lml duramax p0088 code. The ECM turns on the power relay but not the MIL. Randomly stalls when driving. it has no visible leaks around it and all the lines from it. Out of the blue the truck stalled and set a P0335 crankshaft position sensor circuit. I pulled the Fass delete bowl and the o-ring looks perfect. I put an air dog on it and Looking for some guidance on crank no start without DTCs. I drove it home from jackson ms, to memphis TN. I try priming the fuel on the filter head, but it loses I had a customer drop off a 2013 LML tuned with no "cooler and valve" on top of the engine, everything else is stock. I checked my Air Dog and found that the motor was locked up and not moving any fuel. I have verified no flow out of the return line cranking on the #2 regulator, all the plugs in are in the correct spot. Truck is bone stock with 133k miles. I started developing a long crank then 1 day at lunch time just wouldn’t start, it would start once a day after a 15 sec crank but anytime you shut it off during the day it would not start without starting fluid but ran fine otherwise. ztz0, qcbg, 3i8umx, 1eef, 1iiuq, xrsbm, qeus7, wsdwx, ikzwl, rptu,