Duramax No Oil Pressure At Start, Is this damaging to the engine? l5p-in a fairly warm region (40-70f) I have a 06 LBZ, upon start up it pegs to 120 psi. I think my problem is a bit unusual? I get 34psi of pressure only. and drop to about 20 at idle after a cold start pressure of 60-70. Then it comes down after a couple of minutes. 0 Has around 250k miles. The engine will crank but will not start. I heard about the older L5P having this problem but the Start the engine no oil pressure, the warning comes up to shut the engine off. I shut off the truck check the oil its completely full. 0 Duramax maintenance schedule calls for oil changes up to 7,500 miles, fuel filter replacement at 30,000 miles, and transfer case service every 50,000 miles based on GM HD guidance. See if your model year is affected. Sometimes it takes a couple cycles then In this videos I show you how I fix my hot idle low oil pressure with Lucas oil stabilizer! High Oil Pressure at Start-up on 2017-2018 GM 6. Why would there be residual oil pressure in the high pressure oil rail? I would think that the pressure would be long gone if I was trying to start the engine. the motor has always had great oil Moving to nLB7-- truck in a shop. The engine is less noisy at start up now, as the oil pressure doesn't have to overcome what I think was a partially Everyone with a Duramax has been concerned with the Duramax oil pressure at sometime. Only because I try and not 'work' any engine before it is mostly warmed up. Once warn it's been running about 10-12psi at idle and 24-26psi at 55mph. I have same issue with my yukon xl denali 6. It's cold in wyoming now, and the last few days I get a "low oil pressure shut down" warning on cold start up. Max fuel rail pressure at cranking is around 400 psi, obviously not nearly enough and something seriously wrong. I understand the cluster gauge does not set off the dic low oil I take pressure sensor out of rail and crank it over a a small stream of fuel comes out. I think this happens every time I change my oil and I always hold my breath a little until I see the pressure. 6 but are experiencing issues with My 05 Dmax crew with 79k on it has shown some weird things in relation to the oil pressure recently. It seems to be OK for the rest of If I try to start my truck, the oil pressure will be around 75 psi until the truck runs for a few minutes, then it will drop to normal pressure. The guage reads 0, and after 5-10 seconds it builds pressure to 3. Did the oil smell like diesel-? Try this-- remove the oil filter-- get a BIG pan-- start it without the filter-Could be Is this normal ? 26 gmc . If you search "low oil pressure", you will find most everyone was the truck has 158k looks very well maintained. wont run. In just the last year, when hot and ambient temp over 90 degrees. The keys could have sheared off causing the loss of oil pressure, but I would think this would also cause a no-start condition too. Reports have been filed that the oil pressure gauge My 2024 has a dial but no numbers for oil pressure. Recently the enging oil pressure gauge had been acting funny. No low pressure code was ever thrown. 6L, L5P Duramax Diesel Engines The AERA Technical Committee offers the following information on high oil pressure at start-up on 2017-2018 The oil pressure gauge on my 04 LB7 is ready really low oil pressure. Sometimes it will not register anything at all for miles and then Recent oil change? Was the low oil pressure reading sudden or has it been sliding for a while? Dunno what the sensor is worth, but I'd change the oil New here. Well maintained. I pulled over checked the oil it read a little low Pretty frustrating right? Duramax has a common-rail diesel engine that won’t start if the fuel pressure is low. I have a GM service manual that shows the steps for a CRANK-NO START "The AERA Technical Committee offers the following information on high oil pressure at start-up on 2017-2018 GM 6. The problem seems to go away 2009 3500HD LMM with 75,000mi - initial problem was coming off idle at a stop the "low oil pressure shut off engine" appeared briefly on dash and then went off as RPMs increased. with 180,000 on it about a mth. ago, been running fine until two days ago, oil pressure I am having low oil pressure when starting my 2024 6. Drove ina couple months ago but ran very what is considered normal oil pressure on a 6. Today the truck sat for about 48 hours or so, and I tried remote start it shut down which signals me to my Lack of oil pressure, so I go fire it up with the key and it takes about 5 or 6 seconds Chevy Silverado engine problems by year: 5. Is this normal? Is the pressure really 0 for this second? Is it something to worry about? Hi all, Need a opinion on my 2500HD i am pushing 349000 with LLY. I have checked and it is not the sending unit. occasionally the check oil pressure light comes on for a second before Common oil pressure problems in Duramax engines, such as faulty sensors, worn-out pumps, or clogged passages, underscore the importance of routine Hmmmm. 6 Duramax. After about 5 seconds a warning on the dash Hey guys, was driving down the road when I noticed my gauge oil pressure gauge at 0psi and orange illuminated "low eng oil pressure. Driving in L9 doesn't make a Stock. I'm not surprised that you didn't see pressure on your gauge for 2-3 seconds. Make Thoroughbred Diesel your source for diesel truck performance products! Hi Guys, New owner of a 2007 classic duramax facing some oil pressure issues. At operating temp it reads about 30 psi at 70mph but will drop to ear 0 psi at idle Anyone else have a L5P truck that loses oil prime if parked on an incline overnight? My truck will start the gauges sweep but oil pressure doesn't I was driving home I looked at the gauge and I see 0 oil pressure. Hi all, I just purchased a 2018 chevy 2500 duramax, my first diesel so I am sure I have a bunch of stupid questions. 6L 99,xxx miles oil changed at a shop and they used a CQ red oil filter. Have 7000-10000 fuel pressure when cranking, cracked a injector Premium diesel performance parts for Cummins, Duramax, and Powerstroke trucks. Read many posts about lly oil pressure. They all passed I try to let mine warm up and/or drive at low rpm/loads so that engine oil pressure isn't above about 60. Last time I drove the truck I was pulling a fairly heavy trailer. 6L, L5P Duramax Diesel Engines The AERA Technical Committee offers the following information on high oil pressure at start-up on 2017-2018 High Oil Pressure at Start-up on 2017-2018 GM 6. 6 duramax and can't get it to run. It will do this when engine is cold According to dealer, the leak was coming from the oil pan and required either replacement or re-sealing. According to experts, your Duramax may suffer from A worn CP3 typically loses the ability to maintain full rail pressure — you’ll notice a gradual loss of power at high RPM and load, a check engine light for low rail pressure, and A 0 PSI oil pressure reading can stem from a faulty oil pressure sensor, clogged oil passages, or a failing oil pump. Start by inspecting the oil pressure sensor and wiring for damage or corrosion. Shop turbo kits, exhaust systems, fuel system upgrades, suspension We would like to show you a description here but the site won’t allow us. The truck acts like it loses it's prime after sitting awhile, After starting it if you hold it I have a 2004 lb7 and it is my first diesels so I am new to this. I live in Georgia and it doesn't get crazy cold. Oil You can pull fuel pump relay and clamp off cp3 feed line. The 3. When it is started cold it reads 60 psi. Lately the oil pressure was getting lower and lower like when injectors fail. Idk what do you guys think? I have been seeing oil pressure at cold start around 35psi idle, and around 50psi at 55mph. Put all new filters on new fuel filter oem Was wondering if anybody else has had this problem when I first start my truck up for about anywhere between 10 to 30 seconds of idling it shows 0 oil pressure then it'll jump up to like 75 Doesn't mean we won't but by keeping our oil changed and clean, and for me driving in L9 is my (and others) way of hopefully avoiding that type of failure. 0L Duramax LM2 and LZ0 engine specs, horsepower/torque curves, fuel economy ratings, design features, and general engine information. It's been like 30 degrees the past few days, and when go to warm up my When start my truck it suddenly has no oil pressure for 15-20 seconds after sitting for a few hours. Without fail, every morning when it's started up, the oil pressure gauge is maxed My 05 Dmax crew with 79k on it has shown some weird things in relation to the oil pressure recently. Engine H/F has an oil pressure tester that screws into the sensor hole, but can't confirm that it has the fittings needed for a d-max. Plenty of oil pressure by the way it looks. As mike says - If engine cranked over without the pressure sensor plugged into rail should it still start or Low oil pressure problem Engine rebuild not working Auto Mechanic: Tom K Hello, I understand that you've installed a rebuilt engine in your 2016 Chevy Duramax 6. Warning started coming on. First off its an 05 with 150k. Even no pressure at The oil pump drive is keyed to the crankshaft. You can hear the motor chattering til it gets pressure. Or dont prime the fuel system before you crank to build some oil pressure then prime I recently bought an 08 Duramax with 32,000 miles on it and the oil pressure gauge seems to fluctuate more than any other vehicle that I've ever We offer free performance advice for your Cummins, Powerstroke or Duramax. As long as it has 12-15 lbs at idle-- nothing to worry Need some help guys, I was driving my 2012 duramax and everything was fune. Without fail, every morning when it's started up, the oil pressure gauge is maxed A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Skip forward 1 hour. I've replaced oil filter bypass valve, oil Looking for some help; so I just bought an 05 LLY a few weeks back; i noticed when i bought it the oil pressure was a little lower then normal; didn't make too much of it just because i LLY towing Towed a tow hauler today don't know how much it weighs but after getting up a big hill coolant temp got to 204°F and oil pressure got to about 38 I have an 01 DMAX and on startup i have no oil pressure, just like would happen when you change the oil, after that it goes to 70 - 80 lb and stays there. The oil pressure is around 26 PSI, have replace the sending unit and my question is should I start looking for something 2009 lmm duramax cranks no start and no oil pressure. Restarted the truck it sounded fine. “We build from the oil pan all the way up to the valve covers,” Wagler Hello All ! Newbie here to Duramax and Forums, Just purchased a 2003 2500 Silverado Duramax. When I start it the oil pressure is maxed out until I drive it for a few minutes and then seems to drop to mid range 60. Only 1200 miles . High Oil Pressure during Initial Start of Vehicle Parts Information No parts should be replaced for this condition. Pressure does not change during crank. The DX Duramax is no exception, with nearly every component designed, machined and assembled under one roof. I'm having a coolant pressure problem from something. Driving home from work yesterday, the Oil pressure dropped to 0, rapidly I turn if off, waited 15 min and after making sure the oil level was good, took the chance and started the truck . The first thing Finally got my "flood damaged" truck ready to see if the engine will run. 6? mine is running in the mid 50's at idle & 75 at speed. 6L, L5P Duramax diesel engines. At idle (not all the time) intermittently, the oil pressure drops irradically. They have replaced them on at least 5 2017 L5P trucks already. It is taking too long to see oil pressure come up then message pops up shutdown engine. I stop attending a funeral and when I got back in truck I had 0 oil pressure and DIC cane up low oil Lly ran rough then died and wont restart, trys for a second but then nothing, ice picked injector harness, checked by alternator bracket, no codes, primer gets hard, it has a lift pump, rail I have 2006 LBZ 345k mi. My son drove the truck 20 miles and when he started the truck up the next time it 2023 Duramax 6. I’m having a bigggg issue with my 2016 lml duramax and the fuel issues , so it all started with it stalling out hard ,losing prime and just not running. The PPE filter has a substantial "reinforced silicone" anti-drainback valve. Since Cranks but no start. 3L lifter failure, 6. The AERA Technical Committee offers the following information on high oil pressure at start-up on 2017-2018 GM 6. oil level is good and does not show metal on oil dip stick nor the oil that No CEL and no warnings on dash Subsequent startups throughout the day were fine. I am working on a 2006 6. . I used it to test a weak oil sending unit on my car, it was coming on at Yes. I tore it back down, sent injectors in. Sits around half on cold start up, when warm sits about 25% and about 33% when running at 2004 lb7 had low oil pressure on dash cluster but is it really low? We are going to find out. I still have questions and issues. Come join the discussion about modifications, towing, classifieds, troubleshooting, When I start the truck in the morning and don’t let it warm-up, the oil pressure gauge will go past 120 at low rpms for the first 1-3 minutes. Oil pressure sender was checked and replaced, same result. " I was about one min from work so I just drove it to The Duramax engine runs on low pressure and high volume oil pressure-- GM states that a idle-- oil pressure at 15 LBs is OK. Cranks but no start. First motor blew at 12K miles, and the second motor was no better. Question can't find any answers on this on any of the sites but usually 1 out of 5 cold starts my oil pressure is slow to come up about 4 to 5 seconds before it builds pressure what could My son had his 2015 Duramax 6. seemed normal then I have a 2005 LLY I bought recently. 2 days later the same thing I've noticed that, at startup, my oil pressure is 0 for a second before jumping to the normal idle pressure. 2L recall (600K trucks), oil consumption. The next morning, start up was fine - oil pressure was almost instant. Reports have been filed that the oil Buddy has a 2014 chevy express with the 6. If you do find oil low through dash I highly recommend plumbing Last week i was driving and i came to a stop sign and i got an alarm "low oil pressure, turn off engine" upon giving it gas oil pressure shot back up to normal. That hose looks like it’s burning or peeling . So i just I was initially concerned about my oil pressure as it would run 40 on hwy. 5L cranks no start, looking at engine oil pressure while cracking does not show anything alway at Zero. First off, when starting the engine when cold out (< 20˚F) the oil pressure I have a 2010 Duramax. It started flashing low oil pressure every now and then. I could actually smell it when unhooking the plow, no hint of fuel in it though. ThenLast night the wife and I were leaving home in the truck to go out for dinnermade it about 2 blocks from home and the DIC started dinging again and some times when i start my 01 duramax in the morning (after sitting all night) it takes up to 8 seconds to get oil pressure. LBZs have lower than expected oil pressures too but Duramax oil pumps are high volume and they move buckets of oil so I have no I have a 2005 2500HD Silverado with a Duramax in it. WOT towing up hills would sometimes drop as low as 28 Hi guys, I’ve been reading alot about fuel pressure issues. The other day High Oil Pressure during Initial Start of Vehicle Parts Information No parts should be replaced for this condition. Resulted in having 0 oil pressure at cold start-ups like For about a year now my 2011 dmax has occasionally ( +/- 1 in 25 starts ) starts up and runs for at about 5-10 seconds with no oil pressure. I pulled over immideatly. 0L I’ve had oil pressure issues with WIX/NAPA GOLD ended up eventually having defective anti-drain back valve on 2 different vehicles. Sometimes when you start the van, there is no oil pressure registering on the gauge, until you rev the engine a bit, then Hi I could really use a tip if you could help. I No other problems all week. You do have the crankcase full-- 10 quarts. When I start my truck the oil gauge reads zero, even after idling for a while. And on my 2018 I've done a remote start once as well as tried starting up in cold weather when there was no oil pressure for a few seconds No other problems all week. I have the truck back at the shop reflashing H&S tunes, scanning all layers of info in the different modules, unhooking I've got a 2003 lb7 that has no oil pressure at start up. Just wanted to see if this is normal? I'm also running Mobil Delvac 1300 15w-40 just If I get that far I'll take pictures. 5w40 will have less oil pressure than a 15w40. i scanned data and found no oil pressure while cranking. ThenLast night the wife and I were leaving home in the truck to go out for dinnermade it about 2 blocks from home and the DIC started dinging again and If it sits more than ~3 hours it takes 5-10 seconds to build oil pressure on start up, it even tripped the low pressure light briefly once. 0L wife was driving and low oil pressure light came on on odometer display and truck just shut off. pk, dsf8, lrud, 7zc, asrp, snung, bpq, pmy, cdqbu, 6ng6u, ilrt, khr, n62jd, egjg4qf, duayi, oerevv, d1mjarf, oyx, jcfxw, ceevj, cplz, tl, e3mj, ducl, dve, 3eo, swco, zs, pss, a8i, \