63 posts · Joined 2015. #2 · Feb 5, 2022. Double check your electrical connections, particularly the one that connects to the driver side fuel rail at the front of the engine, the fuel press regulator. When I did my hg, I had the same crank and no start. I had accidentally plugged in the wrong connector.Yup, that will cause the no start "Theft Deterrent Sys-Password Incorrect" You will need to do a relearn procedure to get it to fire "Efi can do it off the scan tool". Here is the steps Try to start it, then turn the key back to run. DO NOT TURN IT TO OFF. Wait 11 minutes (time it). Try to start again, then turn key back to run. Wait another 11minLincoln Diesel Specialties. "Quality Parts and Service at an Unbeatable Price" . Click Here: Lincoln Diesel Specialties . Or call us... 920-361-7700 . Click here: LB7 Injector replacement instructions . SOLD. 2001 GMC Sierra 2500HD, CC,SB. EFI Live V2 w/dsp5 MAX EFFORT by Idaho Rob, EGT's Never higher than 1150* :thumb.Change the fuel filter often, the Duramax fuel system is fed by suction from the fuel tank and the slightest filter plugging will starve and overwork the fuel pump. The newer 17 models finally use a fuel boost pump to correct the starve issue. I know I'm a little answering this, but thanks to all for the advise.3 posts · Joined 2021. #1 · Apr 14, 2021. 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. I've followed alldatas info and what to do and it has no results …Jan 3, 2022 · Truck owners are reporting multiple culprits that have fixed the long crank issues on their 3.0-liter Duramax Diesel engines. These include, but aren’t limited to, a …If it isn't losing prime, and it is still hard starting, that means it is probably having a hard time building rail pressure. There are only 3 reasons for this. #1, the most likely, is the injectors are on the way out. #2 is the CP3 is failing. #3 is the rail pressure relief valve is leaking. This is very rare on the LB7s.Keyless Start. When the Ignition mode switch is placed in the crank position, a discrete signal is supplied to the body control module (BCM) notifying it that the ignition is in the crank position. The BCM then sends a serial data message to the engine control module (ECM) that crank has been requested.Then wouldn't fire again, seemed like a broken wire as wiggling the sensor or removing it and reseating would work for a bit. Found that all 3 wires on the connector had the insulator cracked, ordered new connector and replaced. Still no fire, no codes. Checked the wires between the connector and the black connector above the drives side head ...My 2008 is having a crank no start problem. It ran fine before the problem started. Slowly over about a month it would have a slow crank and progressively got worse tell it got to the point where it wouldn't start at all. ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 209.9K members Since 2005 A forum community dedicated to Chevy and GMC ...The first thing that indicates a possible bad starter is a car that does not start. If the car does not crank when the key is turned but makes a clicking sound, the lights need to ...Jan 25, 2012 · #1. New to the forum. This is my first dmax. I have a dead dmax no crank/no start. Serivce Brake System is on the DIC. No codes. Checked fuses and swapped the …The small wire (which is the START wire) will ONLY be hot if you turn the key to START. The starter is grounded through the engine block. You need to test each post w your Positive lead and then get a good ground from elsewhere. Easy to do w a test light.LEGS News: This is the News-site for the company LEGS on Markets Insider Indices Commodities Currencies StocksIt shouldn't be there. 'CRANK NO START problem cont: (as of Tues 11 0ct. 2022) Until we get in there, we won't know how diesel fuel got in there. It makes no sense that even a minor leak could be on the pressure side of the C-3 - given the pressures involved, there'd be diesel fuel all over the place.18331 posts · Joined 2008. #2 · May 26, 2012. Sounds like its loosing communication with crank sensor. IIRC and if I remember correctly, if the 3 bolts on the reluctor gear loosen and fall out into the oil pan, your truck will have this symtom. Ive seen 1 other truck in person do this, but that is worst case. There is only 1 crank sensor ...19431 posts · Joined 2007. #5 · Jul 8, 2012. Replace and/or clean your coolant reservoir cap. Look up the youtube video changing a fuel filter on a Duramax, you want to follow the priming techniques. Basically open screw and pump until fuel comes out of hole. Then close screw and fire her up. If it loses prime then you have a leak, a common ...This Duramax was towed in for a cranks no start condition. No Codes related to the issue. Fuel system had lost prime due to a leak on the suction line betwee...2021 Duramax L5P No crank No start Part 1You won't believe this chevy Silverado issueone module killed the ignition fuse and shutdown everything from turning...Measure both batteries and check all connections first. Could be the starter or solenoid going. Sent from AutoGuide.com Free App. 2008 Silverado K3500HD dually CCLB (LMM) 2005 Silverado K2500HD ECLB LT (LLY) (SOLD) 2003 Silverado 2500HD ECSB 6.0l/4L80e. 2000 Pontiac Grand Am GT. Member #1063 3500 Dually Club:thumb: J.Sep 9, 2014 · Think about how much distance is between the filter and the actual intake manifold. You have an air intake, then the turbo, then a long tube, a big intercooler, another long tube, then it hits the manifold. Just ensure you have delivery of fuel. If it has enough fuel, and compression, it'll start. At least fire.At first glance it seems that any vehicle with a 3.0-liter Duramax diesel — including the Silverado, Sierra, Suburban, Tahoe, Yukon and Escalade — can have issues with long crank start times or no start. And that means light-duty trucks and SUVs GM has made in the last three years — specifically 2019, 2020 and 2021.113 posts · Joined 2014. #3 · Oct 29, 2018. Yeah probably lost prime. Open the bleeder screw on top of the filter house and push the primer until it squirts diesel out then close the screw. Still may take time to start but start there first before you start tearing in to the motor. 2007 2500 classic crew cab 4x4 lbz, 4in mbrp turbo back ...No crank. No start. I have a 2016 GMC 2500hd with the 6.0 engine. it cranked fine yesterday morning using the remote start. I drove it to work an when I got ready to leave work it wouldn't crank over at all. many help would be much appreciated !!!Think about how much distance is between the filter and the actual intake manifold. You have an air intake, then the turbo, then a long tube, a big intercooler, another long tube, then it hits the manifold. Just ensure you have delivery of fuel. If it has enough fuel, and compression, it'll start. At least fire.Crank no start even with starting fluid. Second thread here with updated info, Parked the truck and everything was totally fine with it, ran great towing a light trailer for a couple hours, nothing was wrong. Parked, next day crank and wont start, can pump up the primer till hard, no start, test fuel rail pressure its as high as 17k but ...Put the other end into the container and run the engine to fill that line. Then shut it off and remove the IGN 1 relay from beside the starter relay. empty out the container and keep the line full. Crank the engine for 15 seconds fully and measure the amount of fuel that comes out of that line.Crank no start-leaking fuel. I changed the injectors/glow plugs on 06 Duramax 3500 LBZ and now have crank no start and leaks fuel when cranking. Checked all High pressure & return lines and no leaks. Primed system several times and still no start. I suspect that fuel leak is preventing it from starting, but cannot find the leak.Trying to find telephone number is much simpler than it was two decades ago. Back then, we had to look up telephone number in a phone book or use directory assistance. There was al...2010 Duramax no crank no start. Jump to Latest Follow 11K views 19 replies 3 participants last post by duramax0323 Feb 1, 2012. D. duramax0323 Discussion starter 12 posts · Joined 2011 Add to quote; Only show this user #1 · Oct 21, 2011. Ok, I have a 2010 chevy buswith a6.6 duramx diesel. ...cranks, no start, code U0105 & P0670, blows ECU 25 amp fuse, LLY, Tags ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 209.8K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!2008 Duramax clicks but no crank (random) I have a 2008 GMC Sierra 2500HD crew cab 4X4, other than 7 new glow plugs and 2 new batteries it's been a good truck. Now with the cold (-30 C) it wants to get stupid. I tried to start it with the remote and it cranked over just fine but it did not start because it randomly loses the prime if I park it ...I had some problems with my 03 LB7 about 3 months ago. It wouldn't start. I had previously got stuck in very deep water. Cleaned all the electrical connections and it strated. but it was doing the same thing it would crank and everything seemed fine but it wouldnt start. 2003 256,000 miles and counting Crew Cab Dually.A few days ago, I got in to start the car, and no crank. The display read "UNKNOWN DRIVER" and "TAILGATE AJAR". Security light was on. Windows would not roll down and dome lights would not come on. ... '02 TB EXT 4.2L '06 Saab 9-7x 5.3L '07 TB LS 4.2L '11 Caprice PPV 6.0L '08 Avalanche LTZ 6.0L 2021 Sierra Elevation 3.0L Duramax This site is ...Next day change fuel filter message and no start. Replaced the filter head and filter primed the system like crazy still no start. Its building like 6k psi of fuel pressure no smoke or fuel smell at all from exhaust. It does have a code for stabilitrak but it has always been there. I have checked for the chafed wiring etc and have not found any ...Come along with Eric O. at the SMA shop as we have a look at this 2004 Chevy 3500HD with the Duramax Diesel that is a no start, no crank. We learn a good les...It’s been a while since we’ve seen a good Easter egg out of Google. Not too long ago it felt like someone would discover a new hidden gag in Google’s products every few weeks. The ...short cranking time,,,,no start. I have a 2003 duramax automatic all stock. It will only spin over about 4-5 seconds then quits turning even thoe Im still on the key, it stops by itself, when the truck does this it does not start. The odd time it will fire up and run normal. The other night it started and ran for maybe 20 seconds and quit ...Do you know how to replace a car starter? Find out how to replace a car starter in this article from HowStuffWorks. Advertisement Most people think that if their car doesn't start ...Introduced in 2001 as a joint venture between GM and Isuzu, the Duramax V-8 was the General's bid to one-up Ford and Chrysler's newest generation of powerful and efficient diesels....Ron Nielson. 10852 posts · Joined 2009. #14 · Feb 27, 2021. If no signal to the BCM, check the pink wire on connector X1 at the BCM, pin 2, and the white wire connector X1 at the BCM pin 4. With the key in start position, both of these should have voltage. Pin 4 should have 5V.2006 duramax no crank no start, customer complaint of truck stalling while driving down the road. Truck would not crank in neutral or park, had code U0100 in...Chevy / GMC Duramax 07.5-10 LMM Forums. 07.5-10 LMM Duramax Powertrain. 08 LMM P0336 no start. Jump to Latest Follow 17K views ... Crank no start lmm I recently put injectors, cp3, and egr delete on my 09. I have had efi live for 3 years and never had a bit of problems until a employee i fired for stealing dumped water in my tank.2008 Duramax cranks but won't start. My 2008 Chev Duramax will crank but not start. After a few minutes it wouldn't crank either. Put charger on battery for several hours, cranks again, but won't start. Tried loosening the vent screw on top of fuel filter, had to pump about 25 times to see fuel. Tightened screw, cranks but won't start.2017 L5P won’t hit start. looking for info on this problem. The truck will start when it’s colt but when it warms up it will not start. It will crank and turn over but not start. No codes and I’m stumped. When you have the truck running, have it scanned for codes.Borrowed a scan tool and read codes P0340 and P0341. Replaced the camshaft position sensor and noticed broken wires leading to it. Repaired the wires (slightly larger wire used as it was all I had). Truck cranks but barely. Jumped it with my buddies cummins and it fired immediately. Tested and replaced the batteries.jc1843. On the fuel filter housing-- there is a small "juice" type can-- pump that until it it gets firm, then crank the engine for a few seconds. If no start, repeat. That usually helps. If it starts-- you might have to rebuild the fuel filter housing-- easy job and parts are available from The Duramax Store, Merchant, and others.Further support to the wiring issue is the fact that the START position does not engage the starter, as the wire to do so is connected to the ACC position and not the START position. -Chris 2022 2500HD High Country in Northsky Blue Metallic, 2 4Runners, an '87 xtra cab and an '85 Supra, plus a bunch of other unnecessary toys.Both brake lights dont work when the pedal was pushed. Service trailer brake system, stabilitrak, and parking assist messages come up. The truck ran fine last week after I changed out the tensioner. There was no problem. I had changed out the idlers and belt a month before with no problems after. So far I've checked the batteries with a …Number one cause of no crank no start I have gotten. 2004 Silverado Cali lb7, Airdog ll 165, fresh sticks at 325k, Rick Fletes Dsp 5 on v2, 33x12.5 nitto at on 20 inch American Racing 20x10 wheels, Stage 5 Built Transmission by Mike Cole with triple disc billet low stall converter, 4 inch Injen cold air intake, Profab Intake Horn, Batmo Wheel ...The problem is no power to injectors (LB7 need 96DC volts). All circuits and harnesses are good. It was driving great, the customer drove home from work and would not start (it cranked great) the next morning. This all started mid Dec 2019. The ECM is commanding the FICM to supply the power to the injectors.No matter what type of vehicle you drive, you will be constantly using mechanisms on the car door. These components can be manual or motorized, and they are used for a certain fun...Close the vent and pump it till the plunger won't move any longer. Once it is hard, try and start the truck. If it does not start, pump it til it is hard again and repeat as necessary. If you never stop getting aerated fuel, you have an air leak between the tank and the filter head. 2009 Silverado 2500HD CCSB LTZ Diesel.