2003 Gmc Yukon No Crank No StartThe only option vehicle owners have had for a long time is to take it to a dealership where they will have to replace the module, or sensor, replace the ignition switch and key. Started checking it, battery good, new ignition. No crank. Gmc yukon 2003 starts but after running couple hours but. GM gmc yukon: My 2003 GMC Yukon XL wont start, all lights and My 2003 GMC Yukon XL wont start, all lights and everything work, no solenoid clickrelays click and still nothing. The problem can be a no crank, start followed by immediate stall, check engine light, Service 4WD message, relay clicking noise, rearview camera inoperative and may be accompanied by any of these trouble codes: C0364 and/or U0403, B1370, B1325, P0650, P263A, P263B, P0513, P129D, P2535, and/or P0262B. Chevy - GMC, Truck Or Suv ,No Crank No Start , PCM B Fuse Keeps Blowing Falcon's Garage 55. 2003 GMC Yukon will not start, has no crank. (GMC Yukon) No Crank, No Start Condition. com/_ylt=AwrFdDjYS2BkzHYhEiFXNyoA;_ylu=Y29sbwNiZjEEcG9zAzQEdnRpZAMEc2VjA3Ny/RV=2/RE=1684061273/RO=10/RU=https%3a%2f%2fwww. Sensors that get heated by an engine that is not running/no coolant flow/no air flow can move just out of operating range. Complete step-by-step testing instructions. I then replaced the BCM, completed the relearn and no codes with the BCM, but still getting the P1626 through the PCM. Fix no start, no crank. 2003 GMC Yukon won't crank. Went to start it to leave, and it would crank but not start. When is crank and start driving it will reduce the engine po …. SOLVED! - No Start, Multiple U1000 codes, Class 2 Serial Communication Problem | GMTNation Forums What's New? Members Site Rules Donate Search forums Log in Register GM - No Communication Class 2 network Troubleshooting U1064 U1300 U1301. 2003 GMC Yukon won't crank. Won’t start - Answered by a verified GMC Mechanic. But won't start. The switch itself might still be in good shape, but it could be loose in the transmission or there could be an electrical issue that is preventing the switch from receiving power. However, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error, or any fault in the electrical system can also cause your vehicle not to start. Just to make sure I sprayed starting fluid in throttle body and it would not fire. I parked it and applied the parking brake and was messing with trying to remove the buttons from the steering wheel to see if I could get to the bulbs that are burnt out to replace them. I have tried many times throughout the day to start without success. Start by taking a look at the battery posts. Turn OFF the ignition, and wait 5 seconds. 5330 Views 12 Replies 7 Participants Last post by The Old Goat , May 25, 2022 Slowpoke001 Discussion Starter · Mar 9, 2022 I have a 2016 GMC 2500hd with the 6. Suspected the crankshaft sensor, so I changed it and no dice. P1626 Theft Code Issue: Vehicle Cranks, Won't Start. When I attempt to start the vehicle, the starter sometimes clicks and doesn't turn over, while other times I can't even hear it click. Disrupting the power supply triggers the antitheft system, and even though everything is back the way it should be, one the system is triggered there's no way to undo it. If the light doesn't cycle off after the first 10 minutes you may need the dealer to re-flash the system. This should work to reset the security system. Whenever you open a pressurized fuel system you must purge line by turning ignition key to the on position for 10 secs +/- (you should hear pump kick on and stop). It will turn over well, but will not start. I believe it is a anti-theft problem because eventually it does start. Security Reset: I Have a 2003 GMC Yukon XL 5. While you can do it on your own, it's best to let a mechanic handle it if you're unfamiliar with the ins and outs of a car. Came back 2 hours later and still would crank, but not start. Observe the SECURITY telltale; after approximately 10 minutes the telltale will turn OFF. In addition to the no crank, no start you may also encounter an intermittent security light on condition, a “no remote fob detected” condition or a “poor or no remote keyless entry range” condition. If it starts then your starter is going bad and should be replaced as soon as possible since the tapping solution may not work for long before even that will not start your vehicle. Here are the most common reasons why the GMC Yukon won’t start when the engine is not cranking. When starter won't crank, pull the starter relay in underhood fuse block. Then turn key back to the off position for another 10secs and then try to start. 1996-2000 Tahoe/Yukon Ignition System No-Start Diagnostic Manual. Diagnostic manual comes with: Wiring diagram. Following elections to the Madhya Pradesh Legislative Assembly, the state's governor usually invites the party (or. This has happened several times in the past but eventually started after repeatedly turning key off and on. Again, make sure tranny is out of gear and parking brake is set. 2003 yukon denali no crank problem solved Cowboys BBQ 160 subscribers Subscribe 68 14K views 4 years ago This is what I found wrong on mine Show more Show more GMC Yukon Denali: No Start. Use proper jumper wire between terminal 30 and terminal 87, the starter motor should crank the engine. Turn the key to "On" (Position 2 - the place just before crank). Went out the next day to hook up a fuel pressure gauge, and it started right up. Turn the key to "On" (Position 2 - the place just before crank). Noticed when I cranked over engine that tachometer didn't move. All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor). com%2fgmc-yukon-wont-start-causes-and-how-to-fix-it%2f/RK=2/RS=7. many help would be much appreciated !!!. No check engine light. Ask Your Own GMC Question No. Just to make sure I sprayed starting fluid in throttle body and it would not fire. The most common causes that hinders normal starting operation of your GMC Yukon are dead 12v battery, corrosion on battery. Right away I figured fuel pump as we've already had a couple go on other GMs. Terminal 30 is hot all the time. Attempt to start the engine, then release the key to ON; the vehicle will not start. 2007 GMC Yukon won’t start or crank. I then realized that when i turn the key i hear a click noise. Live engine data shows the engine is turning with rpm's around 110 or so (so I don't suspect crank or cam sensor issues). Gandhi Medical College, Bhopal. Turn the key to "On" (Position 2 - the place just before crank). Ask Your Own GMC Question No. 2005 Chevy Trailblazer LT, 2-Door, 4WD, I6 4. A bad relay may cause the vehicle to crank, but not start, or sometimes not even crank at all. 2003 Yukon won't start or crank. This condition is usually due to a failed fuel pump, a failed ignition coil, a failed ignition control module, a failed crank sensor, etc. This is what I found wrong on mine. I have tried many times throughout the day to start without success. 03 Denali cranks wont start has fuel. Car Won’t Start & There’s a Clicking Noise?. Ran a jumper on the fuel relay and get 60lbs. This will crank the starter and bypass the ignition switch's "crank/start" part of the switch just as your remote start system does. 2003 GMC Yukon base model and go to start it it got no crank no start has power to the lights and everything else but if I wait a couple hours and go back and try it it starts it's intermittent Show More. The ignition switch may have been misindexed in the steering column during a previous replacement. try replacing ignition switch check you crank fuse and relay follow the wires make sure there are no shorts and next time before you try to crank by the key arc the solenoid on its self if don't know how take scew driver with a plastic or rubber handle and cross it on the starter solenoid touching the two biggest prongs at the same time if it …. OK, good. 2003 yukon xl denali cranks but won't start Truck ran fine the day before. Got in the other day and when I went to start it, it sounded like it fired a couple cylinders and then just kept on cranking with no start. Montemike. No starter signal at starter relay but when jump relay will turn over but not start. seems to be with the small timing gear in the ignition switch. I pulled the starter and had it tested, it tested bad, I bought a new starter, put it in and the truck still will not crank. It got a bit old clearing code, even while driving, so I decided to throw 6 new coil packs in it and then developed a no crank, no fuel, no spark condition. Start & There’s a Clicking Noise?. 2003 Yukon Denali crank but no start. Attempt to start the engine, then release the key to ON; the vehicle will not start. I leave the key on for a period of time and sometime that works. The college started its functioning in the building of the Polytechnic College with its first batch of 50 students and two departments: Anatomy and Physiology. (GMC Yukon) No Crank, No Start Condition Eli TheOBDTech 7. It sounds like it has compression. xE9LVNLNHoISsaBDzU5Vws-" referrerpolicy="origin" target="_blank">See full list on wheelsjoint. Customer attachment 5/7/2023 5:55:03 PM 9275b3jpeg This is blown. the ">Security Reset: I Have a 2003 GMC Yukon XL 5. The Chief Minister of Madhya Pradesh is the chief executive of the Indian state of Madhya Pradesh. 03 yukon no crank no start Asked by jeepman8484 Jan 27, 2016 at 09:01 PM about the 2003 GMC Yukon XL Denali 4WD Question type: Maintenance & Repair 03 yukon xl denali 6. No start, no crank, start then stall on GM trucks — Ricks. but no start, no cranks, no communication , security locked armed and dash goes dark when key turn on … read more Chris (aka-Moose). Suspected the crankshaft sensor, so. There are two primary types of no-start conditions: no-crank-no-start and crank-no-start. Battery drain or dead battery A failed ECM power relay can also cause a battery drain or dead battery. The most common causes that hinders normal starting operation of your GMC Yukon are dead 12v battery, corrosion on battery terminals, and dead key fob battery. The boys hostel was in the present Jehanuma. Got an ECM from Flashmasters and installed it, only a hundred bucks. The problem can be a no crank, start followed by immediate stall, check engine light, Service 4WD message, relay clicking noise, rearview camera inoperative and may be accompanied by any of these trouble codes: C0364 and/or U0403, B1370, B1325, P0650, P263A, P263B, P0513, P129D, P2535, and/or P0262B. 2003 GMC Yukon will not start, has no crank. One of the KR73 relays is in the Underhood Fuse Block and the other is in the Left dash panel fuse box. Get a hammer or a wrench and gently tap on the starter and have someone turn the key. What happens is the fuel pump relay goes bad so you don't have any fuel pressure, but as you crank the motor the oil pressure rises up and once it gets past 40psi (I think), it bypasses the relay and turns on the fuel pump which starts the motor. Won’t crank over, Just a day. com">Car Won’t Start & There’s a Clicking Noise?. GMC Mechanic: Richard Zabka Are all the cables tight? Ask Your Own GMC Question To the battery yes. a Bad Neutral Safety Switch (Replacement Cost ">4 Symptoms of a Bad Neutral Safety Switch (Replacement Cost. Loose/corroded battery cables can act different when a hot engine is cranked. With all that said, I agree with Mark's suggestion to check fuel pressure. SPONSORED LINKS Was this answer helpful? Yes No. I pulled the starter and had it tested, it tested bad, I bought a new starter, put it in and the truck still will not crank. 30 Minute Learn Procedure Turn ON the ignition, with the engine OFF. Diagnostic manual comes with: Wiring diagrams. The most common causes that hinders normal starting operation of your GMC Yukon are dead 12v battery, corrosion on battery terminals, and dead key fob battery. No lights come on. If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. 2L engine Won't start or turn over. 2003 yukon denali no crank problem solved Cowboys BBQ 160 subscribers Subscribe 68 14K views 4 years ago This is what I found wrong on mine Show more Show more GMC Yukon Denali: No Start. NO CRANK NO START FIX (YUKON 2007) pinoy garage TV 3. Fix no start, no crank GM has determined that the cause of these issues is often the loss of IGN 1 voltage caused by a failure of one or KR73 Ignition Main Relays or terminal issues in the fuse box connector. 3L the speed gage is not working is all the way over 120 mph and the oil gage is reading to the max. 2004 GMC Yukon Denali, intermittent no crank/no start/no noise. Went to start it to leave, and it would crank but not start. 2) No Crank When in Neutral Sometimes the engine might crank in park but not in neutral. 4K subscribers 39K views 2 years ago #tahoe #chevy #gm BCM Body Control Module is a processor-based power distribution center that supervises. NO CRANK NO START FIX (YUKON 2007) pinoy garage TV 3. Then disable any aftermarket LED bulbs you’ve installed and disconnect aftermarket phone chargers, voltage inverters, USB devices plugged into your sound system, USB power fans, USB battery backup or USB thumb drives. Symptoms of a Bad or Failing ECM. When I attempt to start the vehicle, the starter sometimes clicks and doesn't turn over, while other times I can't even hear it click. 2005 Chevy Trailblazer LT, 2-Door, 4WD, I6 4. Here are the most common reasons why the GMC Yukon won’t start when the engine is not cranking. 2003 gmc yukon xl no start, got headlights, dome lights and dash lights. But a no start, no crank, no click condition can be far more involved than that. Chevy - GMC, Truck Or Suv ,No Crank No Start , PCM B Fuse Keeps Blowing Falcon's Garage 55. If I try to jump it the dash lights will come on. You must turn the ignition OFF before attempting to start the vehicle. Drove Yukon to store the other day. Drove Yukon to store the other day. 8K subscribers 224K views 4 years ago If you would like to leave a donation here is a link. Fix no start, no crank GM has determined that the cause of these issues is often the loss of IGN 1 voltage caused by a failure of one or KR73 Ignition Main Relays or terminal issues in the fuse box connector. Then turn key back to the off position for another 10secs and then try to start. This condition is usually due to a failed fuel pump, a failed ignition coil, a failed ignition control module, a failed crank sensor, etc. And will not run until you leave it alone for ten minutes. Code indicates issue with theft system and PCM not getting correct code from BCM, which the PCM cuts off fuel. Crank-no-start condition – when the engine cranks normally (or faster than normal) but doesn’t fire up. 881500. new ignition switch installed, now engine will not start ">new ignition switch installed, now engine will not start. TIP 3: If your GM vehicle starts and runs then you can conclude that the crank sensor is good, and this article will not help you. Seems electronic but no rhyme or reason to it. I have a 2003 Yukon Denali with a 6. 99 USD All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor). 2003 GMC Yukon will not start, has no crank. Make sure you are away from any moving parts or belts when you do this. NO CRANK NO START FIX(YUKON 2007). 3L Vehicle had a No Crank, No Start. Bhopal News in Hindi (भोपाल समाचार) - Read latest Bhopal Hindi news (भोपाल न्यूज़), Bhopal local news in Hindi, Bhopal breaking news & updates, Bhopal news headlines with Hindi News Paper exclusively from Dainik Bhaskar. GMC Mechanic: Richard Zabka Are all the cables tight? Ask Your Own GMC Question To the battery yes. TIP 3: If your GM vehicle starts and runs then you can conclude that the crank sensor is good, and this article will not help you. In the old days, power flowed through the ignition switch and down to the starter solenoid. You must turn the ignition OFF before attempting to start the vehicle. 2003 GMC Yukon will not start, has no crank. new ignition switch installed, now engine will not start. If it starts and runs normally the process is complete. So if you have long crank timescheck your fuel pump relay!! Doug Click to expand. try replacing ignition switch check you crank fuse and relay follow the wires make sure there are no shorts and next time before you try to crank by the key arc the solenoid on its self if don't know how take scew driver with a plastic or rubber handle and cross it on the starter solenoid touching the two biggest prongs at the same time if it …. clicks but no crank. What to do if you have a no crank, no start problem First, remove all other transponder keys from your keychain. It will turn over well, but will not start. 2003 GMC Yukon 147,000 mi, Visitor Occasionally starts but will immediately shut off. GMC Yukon Not Starting: Causes + How to Fix. (I'm guessing the body control module resets) then it starts up and runs fine. There is a tiny sensor in the lock cylinder that creates a small voltage signal when you turn the key, and this signal gets sent to the computer that allows the truck to start. Using the starter motor will severely decrease the accuracy of your multimeter test results. A failed ECM power relay can also cause a battery drain or dead battery. Customer attachment 5/7/2023 5:55:03 PM 9275b3jpeg. If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. HELLO I'm working on a 2003 gmc yukon 5. 2003 GMC Yukon 147,000 mi, Visitor Occasionally starts but will immediately shut off. Test any other keys to be sure they all work. I even tried going back to the old ignition harness with the bypass wire (no success). If it cranks then hopefully the starter motor is ok. If you find yourself stranded and the engine won't crank over, turn the ignition off and wait four minutes. If air is present in line the pump won't pick up fuel. I ">P1626 Theft Code Issue: Vehicle Cranks, Won't Start. Came back 2 hours later and still would crank, but not start. Battery Cables If you have a battery post that looks like this, it may be keeping your Yukon from starting. 2003 GMC Yukon will not start, has no crank. There are also times where it just fires right up. 2003 Yukon random no start. No Start, Multiple U1000 codes, Class 2 Serial ">SOLVED!. (I'm guessing the body control module resets) then it starts up and runs fine. 0, we were driving down the highway went to pass someone and just died while driving, would not start back up, towed home. I even tried going back to the old ignition harness with the bypass wire (no success). i have replaced ignition cylinder. How To Test The GM Ignition Control Module (1995. Here are the most common reasons why the GMC Yukon won't start when the engine is not cranking. Usually, this points to an air/fuel delivery problem, a spark delivery problem, or a lack of compression. 2003 yukon denali no crank problem solved. Professional at Justanswer. If your car starts then dies, the only way to fix it is to first find out the cause. Went to start it to leave, and it would crank but not start. Jump pins 30 and 87 with a jumper wire (or even a paper clip - careful the longer you hold it to crank it the hotter the paper clip gets). All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor). Jump pins 30 and 87 with a jumper wire (or even a paper clip - careful the longer you hold it to crank it the hotter the paper clip gets). 2014 gmc Yukon xl slt, Battery is full. it cranked fine yesterday morning using the remote start. No starter signal at starter relay but when jump relay will turn over but not start. If it doesn't click however, I have no idea what to do!. 3 in my 2000 GMC Yukon XL (135k miles). 32K subscribers Subscribe 97 Share 15K views 1 year ago 2014 GMC Yukon 5. I drove it to work an when I got ready to leave work it wouldn’t crank over at all. Whenever you open a pressurized fuel system you must purge line by turning ignition key to the on position for 10 secs +/- (you should hear pump kick on and stop). 2004 gmc Yukon slt new engine replacement. , which lets the engine crank (turn over) but not start. What to do if you have a no crank, no start problem First, remove all other transponder keys from your keychain. Just would t start out of no…. When the engine is warm, or it's a hot day, I'll have to hold the starter cranking for a lot longer than you would expect to be normal, and it will run rough for something like 3 or 4 seconds, and then is it fine. 2004 gmc yukon no start no crank. This is another possible symptom of a neutral safety switch problem. GMC Yukon SLT: 2003 GMC Yukon will not start, has no crank. All instrument light on when first to key on the go out except battery & gauge warning light stay on. If it clicks, it will eventually work after an unknown number of attempts (every time is different). Seems electronic but no rhyme or reason to it. No start, no crank, start then stall on GM trucks. not really knowing what I was needing to do to remove them I stopped messing with it. GMC Sierra 1500 Questions. Thought it was fuel pump, so checked pressure and it's 55-60psi. Anti-Theft Alarm System Issue 4. CLICKS BUT NO CRANK. try replacing ignition switch check you crank fuse and relay follow the wires make sure there are no shorts and next time before you try to crank by the key arc the solenoid on its self if don't know how take scew driver with a plastic or rubber handle and cross it on the starter solenoid touching the two biggest prongs at the same time. There are two primary types of no-start conditions: no-crank-no-start and crank-no-start. No start, no crank, start then stall on GM trucks — Ricks ">No start, no crank, start then stall on GM trucks — Ricks. In accordance with the Constitution of India, the governor is a state's de jure head, but de facto executive authority rests with the chief minister. new ignition switch installed, now engine will not start. 2003 GMC Yukon base model and go to start it it got no crank…. No-crank-no-start condition – means the. Start the engine. GM had some problems with the Passlock theft system. Please remember that this is only a temporary fix; the fault will happen again. Start by taking a look at the battery posts. Cranks but No fuel, No Spark. 3L V6 4WD AUTOMATIC 65,000 MILES Vehicle cranks, won't start. 2003 yukon denali no crank problem solved Cowboys BBQ 160 subscribers Subscribe 68 14K views 4 years ago This is what I found wrong on mine Show more Show more GMC Yukon Denali: No Start. Battery Cables If you have a battery post that looks like this, it may be keeping your Yukon from starting. Just would t start out of no…">Won’t crank over, Just a day. TIP 2: Do not turn the engine with the starter motor, when doing the crank sensor test. I have a 2003 Yukon Denali with a 6. Live engine data shows the engine is turning with rpm's around 110 or so (so I don't suspect crank or cam sensor issues). 7L)">How To Troubleshoot A No Start (GM 4. If it starts then your starter is going bad and should be replaced as soon as possible since the tapping solution may not work for long before even that will not start your vehicle. Weather temp changes I noticed is a factor. Chevy - GMC, Truck Or Suv ,No Crank No Start , PCM B Fuse Keeps Blowing Falcon's Garage 55. The GM Ignition Control Module (1995. Came back 2 hours later and still would crank, but not start. I then changed the ignition switch and still nothing. 03 yukon no crank no start Asked by jeepman8484 Jan 27, 2016 at 09:01 PM about the 2003 GMC Yukon XL Denali 4WD Question type: Maintenance & Repair 03 yukon xl denali 6. Ask Your Own GMC Question No. How To Troubleshoot A No Start (GM 4. 1996-2000 Tahoe/Yukon Ignition System No-Start Diagnostic Manual. rotates with starter, but no ignition Asked by CALEBD Nov 03, 2013 at 03:30 PM about the 2002 GMC Yukon SLT Question type: Maintenance & Repair after new switch (electrical), not the tumbler, , the engine will not start. TIP 2: Do not turn the engine with the starter motor, when doing the crank sensor test. EXPERT This should work to reset the security system. List of chief ministers of Madhya Pradesh. 2003 GMC YUKON XL NO START, GOT HEADLIGHTS, DOME LIGHTS AND DASH LIGHTS. 03 yukon no crank no start Asked by jeepman8484 Jan 27, 2016 at 09:01 PM about the 2003 GMC Yukon XL Denali 4WD Question type: Maintenance & Repair 03 yukon xl denali 6. The first Principal in 1955 was Dr. SOLVED: 2003 yukon xl denali cranks but won't start. TIP 2: Do not turn the engine with the starter motor, when doing the crank sensor test. Purchased engine diagnostic tool and getting P1626 code. but still no spark. 8K subscribers 224K views 4 years ago If you would like to leave a donation here is a. I have a weird issue with my the 5. Need help with an 03 Denali. Thanks Answered in 1 minute by:. Just would t start out of no where. When diagnosing a concern regarding an intermittent vehicle no crank or dead battery, technicians should remove and reinstall the ignition switch using the Ignition Switch Replacement procedure in the Steering Wheel and Column section of SI. 0, we were driving down the highway went to pass someone and just died while driving, would not start back up, towed home. 2003 GMC Yukon won't crank. If the engine starts, you should be able to make it home. 0, we were driving down the highway went to pass someone and just died while driving, would not start back up, towed home. I then replaced the BCM, completed the relearn and no codes with the BCM, but still getting the P1626 through the PCM. If the ECM or it’s relay fail, the entire engine management system will be left without power and will not function as a result. no crank no start intermittent problem. 2L engine Won't start or turn over. Gandhi Medical College, Bhopal was inaugurated on 13 August 1955 by Pt. A bad relay may cause the vehicle to crank, but not start, or sometimes not even crank at all. I pulled the starter and had it tested, it tested bad, I bought a new starter, put it in and the truck still will not crank. 99 USD All of the information you need to diagnose a misfire or a no-start problem (caused by the ignition coil, the ignition module, or the crankshaft position sensor). However, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error, or any fault in the electrical system can also cause your vehicle not to start. If the engine starts, you should be able to make it home. If you find yourself stranded and the engine won't crank over, turn the ignition off and wait four minutes. Was running fine a hour before that. Turn ON the ignition, with the engine OFF. I changed the relay in the fuse box under the hood. GMC Yukon Denali: No Start No Crank - Part 2 South Main Auto Repair LLC 785K subscribers 137K views 2 years ago In a previous video • GMC Yukon Denali: I had a look at a GMC. I checked fuel pressure, good, checked spark, good. The problem can be a no crank, start followed by immediate stall, check engine light, Service 4WD message, relay clicking noise, Home; Make & Model; Repair Topics GMC Sierra 1500 2014 GMC Sierra 2015-2018 GMC Sierra Limited 2019 GMC Sierra 2500/3500 2019 GMC Yukon Models 2015-2019 ©, 2020 Rick Muscoplat. SPONSORED LINKS Was this answer helpful? Yes No. If the relay shorts it can leave power on to the computer, even when the vehicle is turned off. GMC, Truck Or Suv ,No Crank No Start , PCM B Fuse ">Chevy. If that's the case crack open fuel. And will not run until you leave it alone for ten minutes. Got in the other day and when I went to start it, it sounded like it fired a couple cylinders and then just kept on cranking with no start. Slowpoke001 said: I have a 2016 GMC 2500hd with the 6. new ignition switch installed, now engine will not start. Here are 12 common concerns you should look into: 1. You must turn the ignition OFF before attempting to start the vehicle. A no-crank condition means that the engine is not turning over when you turn the key to crank the engine.