Duramax engine oil pressure at idle . Mar 17, 2019 · 210,000 miles . I'm usually towing heavy. If you search "low oil pressure", you will find most everyone was concerned at one time about the lower oil pressure in the Duramax. Does the oil pressure drop down to the 1/4 mark for everyone at idle, or is there something wrong? It has Apr 10, 2013 · Yes. The position on the dial is normal. Apr 19, 2014 · LB7 Dually 3500 CCLB with Lincoln Diesel Injectors, Ready Lift leveling keys, ProFabTurbo Horn, Bilstein 5100 Front Shocks, BD Performance Manifold, Banks 4" Exhaust, Banks Big Head Waste Gate, PPE boost valve, 235/75/16 stock wheels 1. With so many options available in the market, it’s easy to make mistakes that can There are several factors that cause water to get into the engine oil, including leaking intake manifold gaskets, cracked engine castings and a blown head gasket. With it, the oil supply is matched to the engine requirements rather than the excessive supply of a conventional, fixed-displacement oil pump. My question is, will using the 5W cause my truck any major issues besides the oil pressure fluctuations? Aug 16, 2023 · That bugs me. Test the unit again with the engine running. 5L Diesel Engine Duramax First Generation Jul 24, 2011 · Low Oil Pressure on Initial Start up for Diesel Duramax LB7. Ive bought a new sensor to try to Sep 16, 2013 · 2013 GMC Sierra 2500HD 6. Jan 19, 2017 · Mine was seeing about 15-20 at a hot idle before I rebuilt it. My pressure was running at idle when fully warmed up at 10-12 psi and at 1500rpm around 28-29psi. 5 I-4 has an oil pressure of 13 psi at idle and 40 psi at 1,800 rpm. The 匚𝕦𝕞𝕞𝕚𝕟𝕤 𝟞. Usually misfires occur when there is no spark, the air/fuel mixture is out of balance or the engine is When it comes to maximizing the performance of your Duramax engine, one name stands out above the rest – Gale Banks. Sep 4, 2012 · 2015 Camaro ZL1, A6 540 rwhp 2001 GMC Sierra 2500HD, EC LB, 2WD, Duramax, daily road race/drag truck. When I built my motor, I left the stock oil pump alone. Only does it when I’m stopped or at idle after oil is warm . Driving at 1800rpm with hot engine (186°) I see 36-38psi. When it was cold at idle in park and i first started it the Actual Rail Pressure was at 18,000 when it is being commanded to less than 6000 IIRC. However, the oil pressure se The exact MPG any engine gets depends on the vehicle it’s used in, but the 6. All of these factors play a Jul 7, 2020 · I get upgrading to a higher flow oil pump, but I have never understood why people replace the oil pump with a new identical unit. running @ temp 45-50 depending on oil type. Duramax engines use a high flow, low pressure oil pump. I took it to my mechanic and his computer didn't get an oil pressure reading at all. Thanks. Nov 27, 2012 · My oil pressure guage is at 90psi at idle and at 115psi while driving. There have been several threads about this and apparently this is normal. I'm pretty sure spec for a lly is 7psi idle and 28psi at 1800rpm while hot. 6 LLY always had very low oil pressure at idle after being warmed up scary low but the pickup never complained about it. GM states a minimum of 14 lbs at idle. A high idle kit is a good idea, if you idle a lot. I let off the pedal and back to idle and the oil pressure gauge goes back to around 110. I have not done an oil change on it yet, the sticker on it says 15w40. Before a Are you in the market for a powerful and reliable truck? Look no further than the Chevy Duramax. In most cases, the gauge will When changing the oil in a pressure washer, use oil that is specifically formulated for the unit, rather than standard vehicle oil. I have been seeing oil pressure at cold start around 35psi idle, and around 50psi at 55mph. Given the guage range of 0 to 120 psi and the comments in the owners manual that 80 psi is normal on a cold start, are my values a little low. Applying these additives and corre Choosing the correct engine oil for your car is crucial to its overall performance and longevity. (conventional oil) How/where can I tap for a mechanical gauge? How can I increase oil pressure? Can I shim a relief spring in the pump similar to shimming @ BBC. However, it is normal for a small Don’t underestimate how important the oil is in a car because it plays a vital part in the running of the motor. A knowledgeable and experienced Duramax diesel mechanic can make all If you own a vehicle powered by a Duramax diesel engine, it’s crucial to keep it in optimal condition. I’m from down under (Oz) just bought a 2024 Silverado hd with duramax 6. As you can see, the oil pressure of a Duramax engine is generally pretty Sep 18, 2009 · I have a 05 duramax lly the oil pressure is low and 0 when hot at an idle the engine doesnt seem to have a rod nock and ther is no metal in the oil or signs of bearing failure but (my bad) i used regular car oil for the last change at approx. 6 oil pressure at 10 idle and 20 driving speed is there another place on the block to hook a manual gauge to verify already changed oil sending unit. During the rebuild, there was no evidence the low oil pressure had done any harm. Sep 23, 2018 · Its the FPR on the CP3. im new to this Duramax but a veteran of the 6. GM states that 15 lbs at idle is ok. I doubt you have a problem. 5w40 will have less oil pressure than a 15w40. 80 gallon ATTA tank. On the freeway it runs between 50-60. Your oil pressure reading of 21. The ratio of oil treatment to oil may vary depending on your car’s type of engin When it comes to maintaining your Kohler engine, one of the most important aspects is choosing the right oil. I have noticed lately that at idle my truck is around 15-20 psi. when you start it up cold it goes to 65 pounds and seems fine. Sep 5, 2020 · By-passed front external air-oil cooler. You probably see around 15PSI at idle when up to temp and that is also normal. When i shut the truck off the guage goes back to 0 psi. You can also do a search on this as it has been covered alot in the past on this forum. Correction Jul 6, 2022 · Hello everyone. Jan 21, 2006 · What are 2006 LBZ owners seeing as oil pressure? With about 100 miles on mine, I see 30 psi at hot idle and about 45 psi at 1600 rpm hot. I have a 2002 Silverado and the Injectors are leaking. In the manual, there is a specific se Typically, an oil pressure switch is located close to the oil filter or just under it. Important: Clean the area around the sensor. I drove it to the store and back, about 10 miles, and oil was every where on the front of the engine again. Now I am noticing the oil pressure fluctuate from 200 Kpa to 600 Kpa. One of the first modifications you should consider f Test an oil pressure unit using a multimeter that is set to resistance with the engine off. Thanks Aug 3, 2018 · Oil pressure is related to engine RPM and not road speed, as RPMs increase so does the oil pressure. Jul 12, 2022 · You can't expect to have the same oil pressure throughout the RPM range of the engine. What could be causing this problem? Nov 11, 2016 · Chevy 04. The oil is designed to lubricate the water pump Knowing how to do an electrical repair like replacing a pressure switch Square D can save you time, money and hassle. Mar 8, 2011 · I got my first duramax (2011 3500HD) a couple of weeks back. If it's an lb7 make sure you don't have oil dilution from a cracked injector. Drive around town and highway going 35 mph to 60 mph it ranges between 30 and 60 psi . 5-2005 (LLY) Aug 7, 2012 · The Duramax engine runs on low pressure and high volume oil pressure-- GM states that a idle-- oil pressure at 15 LBs is OK. 135K miles. It is generally necessary to remove the oil filter to access the oil pressure switch. This happened again yesterday and today, the oil pressure hovers around the 1/ Jun 11, 2008 · What is the proper oil pressure reading for a fully warmed up engine sitting at idle? Mine has been reading the 1/4 mark. I also installed a mechanical oil gauge to keep an eye on the pressure while driving. Press The oil pressure sensor on a Cummins engine is located behind the ECM harness on the driver’s side. 2014 Chevrolet Silverado SRW CC LTZ. I would judge when the oil needed changing by hot at rpm pressure. Lower oil pressure with lower RPM. Mar 15, 2008 · its normal, all dmax's since the LLY have run low oil pressure at idle. This is well above what was normal yesterday. 6L turbo Duramax diesel. Oct 22, 2009 · At idle, the Dmax should have around 90-100 psi of oil pressure on the dash gauge with cold oil. That can reduce the viscosity of the oil-- and can reduce the oil pressure reading. Mar 7, 2009 · Oil Pressure - Minimum- Hot - at idle - 98 KPa 14 psi Oil Pressure - Minimum - 1800 RPM - 294 KPa 42 psi Oil Relief Valve Opening Pressure - 441 KPa 64 psi Mine (LMM) and my grandpas (LLY) Idle at 30psi when warmed up. 8,000 miles if memory serves me right. Can I run 50wt. the book shows 5-30 all temps 15-40 warm temps and 10-30 on cold temps. Thoughts on LML's towing ability. Checking with Chev dealers, I was informed that the minimum for the LLY is 7 psi @ idle and 28 psi @ 1800. The best way to find out your car’s specific oil capacity is to consult the owner’s manual. The LB7 engine has had problems with fuel contaminating the oil, caused by injectors leaking fuel. I run 5w40 and my oil pressure cruising at 75mph is around 42-45 IIRC, which is expected since 5w40 has a higher viscosity Jun 24, 2020 · I recently purchased a 2020 GMC Sierra with a 3. Jul 26, 2012 · Do a search-- that has been a concern for almost every Duramax owner, when in fact, it is very rare to have low oil pressure engine damage in a duramax. Your car manual should indicate how much engine oil it requires for a full o Every vehicle has a different engine-oil capacity. Low oil pressure and not a lot of heat in the engine can cause cylinder walls to glaze. Jan 6, 2024 · Very similar for 2006 (hot numbers, mine is ~60 psi at start up vs 25 psi hot idle, 60 psi hot over 1400 rpm FWIW). The oil pressure, when oil fully warmed, will go up to around 45-60 psi (depending upon rpm), as you drive it. Oct 6, 2009 · My oil pressure is 25 to 30 PSI at idle (full operating temp) and maybe 55 to 60 PSI at 2500+. 8 or 2. thanks. Aug 13, 2012 · I noticed at idle the oil pressure is at about 55, but at highway cruising speed it's up to nearly 80. At first the oil pressure appeared quite high (85PSI? or so) most all the time, maybe dropping off to around 70 when it was warm and idling. It enhances efficiency by optimizing oil pressure as a function of engine speed and load. When mine was surging, I saw idle pressures bounce from 5. Is this normal and if yes with a 120 psi max gauge how am I to know when to be concerned about oil pressure? Dec 9, 2011 · Any one know what the 2011 ,2500 duramax oil presssure should be after warm up idleing and cruising at highway speed. Most cars have oil pressure gauges that show how much p Are you in the market for a new truck and considering the Chevy Duramax? With its powerful engine and impressive towing capacity, the Chevy Duramax is a popular choice among truck Low fuel pressure results in several issues for the engine, including rough idle, poor performance and decreased fuel economy. At idle, it should drop to around 30-35psi with hot oil. I know low oil pressure can hurt an enginebut can high oil pressure do anything?? The number one cause for high idle is an imbalance in air pressure. I was interested to see the cooling jets open at 29 psi, on my Canyon V6 gasser they don't open until 45-50 psi which when warm is about 4500 rpm when the second stage of the oil pump kicks in. Added oil and pressure went back to normal for my engine. The leaking engine is caused by the additional pressure on the rear main bearing The oil pressure sensor is typically located near the bottom, right side of an engine, between the oil filter and the oil pan, according to Repair Pal. If the crack is adjacent to the oil pump, the resultant pressure can blow either th Finding the right Duramax diesel mechanic can be a daunting task, especially if you rely on your vehicle for work or recreation. I almost had heart failure the first time mine dropped below 30. Aug 4, 2005 · When I accellerate, it completely maxes out the gauge. Also if I am going say 55 mph and let of the gas the oil pressure drops to 15-20 psi. At cold start, the pressure registers at 60, and once warmed up, it will dip down to around 28 at an idle. Jan 23, 2012 · 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 owned. 20#s hot idle and about 40#s @ 1800 rpm. Oct 10, 2018 · The 3. initial thought was maybe there was too much oil so i checked the level and drained a little bit out, but it still continues to be 75psi at idle. Just wandering if this is normal or not. Now, since the oil change I’m noticing the oil pressure is fluctuating between 30ish at idle and a little above 60 during acceleration. before. 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 worries. I bought a couple of oil pressure test gauges and verified that multiple gauges were reading between 8-10 psi at hot Idle. BONE STOCK. Mar 1, 2012 · The turbo boost has nothing to do with oil pressure-- it is the engine speed, oil viscosity, and oil temperature that will affect the oil pressure. It’s almost like the sand which plate is leaking oil back to the pan. 5/17 BFG M/T KM2, Silverline 4" exhaust 304SS no cat, Bully Dog gauges, EGR blocker, fingerstick Aug 6, 2010 · I think its 5-30 series 3000 synthetic heavy duty diesel oil. Minimum allowable spec is 14psi hot at idle. I check oil, it's full. My runs about 55-60 PSI when first started and cold but then drops to around 20PSI at idle and 30-35PSI under normal RPM. What is normal for these trucks? I find it odd they put in a 120psi gauge if the 30psi is correct. Jul 27, 2014 · There is very little force on the motor at idle so 9-12 psi isn't going to do too much damage. 0 Duamax has a variable-pressure oiling system with a continuously variable-displacement vane oil pump. But occasionally the pressure drops to 30 psi and this is when the knocking occurs (until the pressure builds back to 55 psi). Always had that weight since 1st oil change. 15K subscribers in the Duramax community. 7 psi seems to be within the normal range. edit, thats based off the gauge, as stated, it is not the most accurate piece of GM equipment ever produced. Reused the stock oil pump, and with the new bearings is sees 20-25 at idle hot. Aug 5, 2020 · Hot idle oil pressure is usually around the 20-35 mark. When it is started cold it reads 60 psi. Just don't understand the DIS saying that the oil pressure is low when the gage says it still has 27-28 lbs of pressure. When i would shift to drive it would drop down to the commanded pressure, about 2000psi per second. Normally upon start up oil pressure climbs to say 80psi. I pull over, message disappears, I turn off engine. Turn OFF all accessories. Mar 19, 2012 · New LML holds about 35 psi at idle, around 45-60 underway when hot. Ps. I also plan on pulling the PCV valve and attempting to clean it. Sep 28, 2024 · Hi all, can't seem to find any specs on what oil pressure should be. If it's the 05 in your sig, chances are the stepper motor in your cluster is going out. 6. When its warmed up and I'm driving down the road its at the half mark. Once warn it's been running about 10-12psi at idle and 24-26psi at 55mph. just wonderin if anyone has had this problem. It seems that the low oil pressure gage and Low oil warning message comes on after I have worked the truck hard going up hill towing a 13,000 pound 5th wheel and then let the engine idle down. I never really paid attention to the gauge till lately. But it's likely the gauge. Jun 21, 2011 · Changed the oil last night and put Rotella back in. the GM spec for oil pressure is 16 psi at hot idle and 42 psi at 1800 rpm. So recently I picked up a 2002 Sierra 2500HD with the LB7 Duramax, it's got 248,000km which is about 154,000 miles. It is a VERY common problem with 03-05 trucks for the steppers in the cluster to start reading off, or just go one way or the other. The ideal oil pressure range for a Duramax engine typically falls between 20 and 30 psi at idle and increases to 45-70 psi under load. The truck is a lbz has EFI DSP5, FASS165, EGR blocker plate on the up pipe, and MBRP 3-inch down to 5-inch exhaust. Not to sure how many. Aug 8, 2010 · The oil pressure gauge on my 04 LB7 is ready really low oil pressure. 5L Diesel Engine Aug 20, 2012 · Search "low oil pressure", and you will find several 1,000 posts on the topic. The process takes only a few minutes. This is something you need to check now. 5L Diesel Engine Dec 18, 2009 · Oil pressure drop alerted me to checking my dipstick which showed a quart low. Goes away in 60 seconds. I have 2400 miles so far have not changed any fluids yet. Mar 24, 2012 · Is this normal for oil pressure. A Duramax 6. The gauge responds very slow to engine RPM's. Engine Oil Pressure Sensor and/or Switch Replacement. How much oil does a car need? It’s not the same with every car so y Small amounts of water will likely burn off as the engine heats, but larger amounts of water will change the car engine oil’s consistency, potentially causing serious operational p Any brand of motor oil is suitable for a Subaru as long as the viscosity is correct. Sep 26, 2014 · I have been having problems with my oil pressure. You want someone who understands the intricacies of your vehicle and can Adjusting a small engine carburetor is a simple job that involves adjustments to its idle speed and mixture settings. All other generations have higher oil psi specs Hello, Sam. (Depending on RPM) Old LMM would do about 20 psi hot at idle, though after a long tow and high temps, I had seen it drop to around 13-15 at idle (Per Edge Insight). Gppd luck Mar 2, 2007 · The new oil pumps are high volumne and low pressure. Once warm it stays around 60 psi. The EOP psi on the Insight says 0 even when the factory gauge says 110. Feb 1, 2020 · Driving down the highway and out of no where my oil pressure gauge went slowly from normal operating pressure to being pinned at 120 psi. If you have a device you can plug into to watch the rail pressure, you would see it bouncing at idle. DURAMAX OIL PRESSURE at IDLE: 2004 duramax engine oil pressure reads just below 30psi at idle 60 when driving 55mph is that normal vech has 168000. RPMs come down, so does the oil pressure. the main issue is more what the psi was under load. Oil pressure sender was checked and replaced, same result. Aug 6, 2014 · Oil pressure and temp gauges are not known for being the most accurate on our trucks. May 14, 2021 · 2004 Chevy Crew cab Dually LB7 1992 Sea Ray 300DA on a trailer. 1996 Chevy Silverado 2500HD, RC LB, 4x4, 14 bolt FF 3. Dec 16, 2024 · Hi everyone. the oil pressure can get as high as 600KPA (87psi) when the motor is cold, when the engine is warm it can read as high as 425KPA (62psi). The DuraMax uses a high volume oil pump that moves more oil as part of the internal cooling system as well as providing lubrication. Nov 17, 2024 · An oil control solenoid valve, controlled by the Engine Control Module (ECM), is mounted to the oil pump and varies engine oil pressure according to engine needs. The Duramax oil pump is a high flow, low pressure pump. Slight burning smell. With a reputation built on innovation and excellence, G The symptoms of a bad oil pump are many, and some of them include abnormally noisy hydraulic lifters, valve train noise, a higher operating temperature in the engine, a decrease in An oil pressure gauge can fluctuate for many reasons, including an actual automotive problem as well as reasons like fluctuation in oil temperatures. Mar 21, 2010 · It didn't leak at idle. In the first picture below, you can see that my cold startup oil pressure was 95 psi according to my CTS2. Oil level is a little high on the dipstick. Mar 30, 2006 · I have replaced mine, and my truck still surges at high idle, first thing in the morning when the engine is cold enough for the truck to try to do the automatic elevated idle. crazy good. I would change the oil when it got below 30psi hot. 6L hovers slightly above 30 at idle, goes up a few PSI while cruising. 6 V6 (T and N/A) which uses an electronically controlled 2 stage. When I was driving it home, the oil pressure dropped to 0 and it flashed "check oil pressure", I turned it off and back on again and the light disappears, oils pretty much brand new in it. With the complexity of diesel engines and the uniqu When a person puts too much oil in their car, they can damage the car by creating a leaking engine. Remote start. An engine that is idling too high may be caused by a faulty idle air control motor valve that has completely fai The most likely cause of a car losing oil pressure when it warms up is a problem with the pressure relief valve, which regulates the oil pressure to ensure that there is enough pre High oil pressure occurs when an unusually high amount of pressure is required to circulate oil through the engine of a car. All it will affect is oil pressure at it's max at a higher rpm. 6. 2020 4WD 1500 High Country 4” RC Sep 19, 2015 · The new oil pressure sender acted very similar to the one that had been in there( low oil alarm still goes off at hot idle). This is normal with cold oil and internal relief valves in the engine will be active. Oil pressure up slightly, but after reading some of the threads in this forum it looks like the oil pressure is in the normal range(20 and up at a hot idle). 6l Duramax - just changed the oil and filter (Fram PH100) at 3000 km to remove any breakin wear etc from engine. I checked the oil level and viscosity on the dip stick seems normal (from my limited knowledge). It continued to be at 120 psi from a standstill idle to freeway speeds. Aug 19, 2016 · From the above link: Duramax Diesel Warm Engine Idle Knock Sound April 15, 2020 Some 2020 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD trucks equipped with the 6. You can almost feel the Idle not being very smooth on the truck as if the Fuel Pressure Regulator was not working properly. My hot idle oil pressure is at about 25-30 PSI. Disconnect the engine oil pressure sensor electrical connector. I used it to test a weak oil sending unit on my car, it was coming on at idle and giving me a warning light (would go out at anything above idle), but checked it and it had 70psi cold idle. Sep 8, 2006 · Shimming the oil pressure relief valve ain't gonna change oil pressure at idle. i let it idle so the ect's can warm up to operating temps and the Jul 5, 2015 · 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. Dec 6, 2021 · I've since put 3,000 miles on that oil change and I still have pretty high oil pressure. Apr 22, 2022 · 2002 Duramax 6. Follow our guide for how to check an oil pressure switch. Aug 6, 2014 · 20-25 isn't bad idle oil pressure for an LLY. These figures, while providing a general guideline, can vary based on factors like engine speed, temperature, and oil viscosity. Of course, after the issue I did some research and found 15W-40 is recommended by Chevy. Oil pressure may also vary with outside temperature and oil viscosity. When it was on fresh oil it could push upwards of 60psi (cold) 45ish was normal. 6 to 12K. Although most of these issues are A loud clanking noise, low oil pressure and high engine temperatures are three crucial signs that the oil pump in the Dodge Ram 1500 is failing and in need of replacement. I remember that someone had a oil problem and it was just a loose part on the pump. However as soon as the accelerator is touched the oil pressure shoots up as more gas is applied ie. truck has 108000 miles on it. This is more of a swing than when the dealer was doing it, so something is for sure different. Oil pressure is dependent on the viscosity of the oil, engine temperature and the pump's internal relief valve. Jan 8, 2010 · If you do not have oil pressure and you continue the drive it-- it could do serious engine damage in the $10-15,000 range. 5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep pan, de-badged, 65 Gallon replacement Aero tank, LBZ-mp, Kennedy pump, shimmed, Pre Aug 5, 2020 · My oil pressure at idle when oil temperature is normal is 17 to 16 psi. 30 sounds normal for a warm engine at idle. The pressure on my LB7 with 85000 miles is is about 70psi cold start idle --about 60psi hot above 2000 Apr 28, 2007 · In case you are wondering I am running amsoil 15-40 syn in there oil pressure does not change much when oil has 2 miles on it or 9000 miles on it the only reason I am asking is because i drove a lb7 and the oil pressure at idle was like 35psi warm Nov 27, 2021 · The oil complies with the CK-4 spec, so it meets GM requirements. 6 Duramax Nov 22, 2006 · Hello all, I have a 2005 GMC 2500HD, 6. 7 Turbo Diesel engine is Jul 28, 2023 · Hi guys new to the forum … I have a 2006 lbz with 251k miles … not sure if this is a problem or normal just changed my oil with t6 rottela 15w-40 and today after a little pull up a hill truck hit 190 degrees engine coolant temp and 17psi oil pressure at idle first time seeing it. 6 V6 they open at anything over about 45 psi so with warm oil when the second stage oil pressure kicks in at about 4500 RPM and oil pressure jumps to 70-90 psi that is when they open. , but when I drive I always have good oil pressure. Nov 15, 2010 · Hi i have a lb7 and the oil pressure seems low after it has been warmed up. Dual 4. Oil cleans the engine, lubricates its parts and keeps it cool as you drive. To get to it, remove the fuel filter housing and loosen the Allen bolt from the If engine oil ends up in the radiator, it usually is due to a cracked head or blown head gasket. Is this a serious Jul 27, 2013 · 2003 2500HD CCSB "Black Betty"-Moonshine powered EFI Live, K&N cold air intake, 4" MBRP straight pipe, SDP tie rod sleeves, PPE Boost valve, BD hi-idle switch, Single Kennedy Diesel Lift pump, Glowshift gauges and pillar pod, SDP custom stage V trans, smoked halo headlights, taillights, and cab lights, 6" lift with dual shocks in front bags in rear. 6 V8 engine typically has an oil pressure of 14 psi idle and 42 psi at 1,800 rpm. What should the idle and running oil pressure be on these? My LB7 read idle cold-60, idle hot-4030-40. Tools Required. Sep 12, 2009 · after replacing my oil pressure sensor my oil pressure at idle is at 75psi cold. Sep 10, 2007 · 2005 Silverado 2500HD CC/SB 4X4 D/A LS Dark Gray Metallic, SoundGate for Sirius Satellite radio, Dee Zee 4" oval nerf bars, tinted front windows, TOFF spray-in, Predator 40hp, Garmin Quest, Prodigy brake controller, Unicover Legend, CB antenna bracket, Cobra 18WXSTII, 6" Tuff Country lift, 35x12. So I replaced the oil with Rotella full synthetic oil and a GM factory filter. An idle air valve is important for maintaining correct idl If a car shakes when it is idling, the cause is usually something happening with the engine, such as needing new spark plugs. When the engine is running fast, the oil pressu If you own a Gale Banks Duramax, you already know that it’s one of the most powerful and reliable diesel engines on the market. I do not want to take a chance of blowing a seal or ruining the engine so can i get a few suggestions other than taking it to the dealership. 6 LBZ. If the pressure is too low, the engine does not start Common problems with Duramax diesel engines include air in the fuel lines, fuel starvation, water pump failure, overheating, injector failure and harness chafing. This re When it comes to maintaining and repairing your Duramax vehicle, finding a reliable repair shop is crucial. Some Subaru models require synthetic oil. At hot idle (186°) it's always at 18-19psi. Raise and suitably support the vehicle. i am concerned that the oil pressure gauge reads 15 psi at idle, and rarely goes above 30 psi while driving. Once driving at a steady pace reading 400 Kpa. When at idle, the pressure will be low, when at 3000 it will be higher. A Sq Idle air control valves can be tested for resistance, mechanical function and valve triggering with a digital multimeter. Some of these iss The oil pressure relief valve ensures the oil pressure remains constant at the bearings, no matter how fast or slow the engine runs. As the engine oil temperature rises, the idle oil pressure will reduce. Not in a direct line, not ever-increasing, but higher RPM will always have higher oil pressure than lower, up to the limit of the pump. Is this normal or are my mains already thinning out? Both numbers I have are with engine at full operating temp. As soon as I turned the key and started the engine the reading went straight to 120psi. At operating temp it reads about 30 psi at 70mph but will drop to ear 0 psi at idle and the DIC displays low oil pressure. With that being saidI've slept occasionally in my LB7 and idled for 6 hours or so to stay warm. here are 2 pictures of the dash and an OTC gauge connected at the filter housing. I'm sure this topic has been discussed to death but i needed proof, my 2004 silverado 2500 6. Do people find that once warmed up the oil pressure gauge sits well below the halfway point, closer to 1/3 or less at idle? Sep 24, 2009 · the duramax engine at operating temps is soppose to have 25lbs at idle pointing at 120psi at idle), the gauge was about as close to actual oil pressure as can be Oct 31, 2024 · Hi everyone. The oil is clean. The type of oil also may depend on the year of the ca Add the appropriate amount of Lucas Oil engine oil treatment to the crankcase with each oil change. When my elevated idle kicked on, it hit 99 psi. They claim it will not hurt the engine. My 22 6. generally it is accepted that 18 psi is the minimum safe operating pressure for the engine. Working it hard can clean the cylinder walls back up good, though. Oil se There are a number of reasons why an engine might misfire while it is idling. 6-liter Duramax diesel engine gets an EPA-estimated 15 MPGs in city driving and 20 MPGs on highway driv When it comes to maintaining and repairing your Duramax diesel engine, finding a qualified mechanic is crucial. Apr 14, 2012 · With the engine running at idle the Actual Pressure should be close to the Desired Fuel Rail Pressure. With Edge Insight monitor. It has a better anti wear rating the regular amsoil 15-40 heavy duty diesel/marine oil. Oil? May 14, 2007 · I get the same readings. Most everyone with a Duramax was concerned about the oil pressure reading at one time or another. RPMs are about 1500 and stepping on gas pedal will not increase RPMs or change gears. In this videos I show you how I fix my hot idle low oil pressure with Lucas oil stabilizer! Jun 14, 2015 · My lly has about 260k on it, I run "mobil 1 5w-40 turbo diesel oil". Nov 28, 2009 · Low oil pressure Well I am new to this forum and I want to say thanks to the gentleman that had the same problem as me and suggested using a 5w-40 weight oil instead of the factory recommended 15w-40. When its a cold engine it reads the half mark. Oil prior was always rotella and done any time oil life was expired. The spark plugs provide an electrical arc that ignites A car or car’s engine may vibrate while idling for various reasons, including that the motor or transmission mounts have a problem. CIRCUIT/SYSTEM TESTING IMPORTANT: If any DTCs other than DTC P0300-P0308 are set, refer to Diagnostic Trouble Code (DTC) Start and run the engine until the engine coolant temperature (ECT) is more than 82°C (180°F). My plan now is to vent the PCV system to the atmosphere in hopes of reducing the overall pressure in the crankcase. May 22, 2011 · LMM "LOW OIL PRESSURE, TURN ENGINE OFF" message My DIC panel came up today saying LOW OIL PRESSURE, TURN ENGINE OFF, anyone have any suggestions, my oil pressure is 28 at a hot idle 2008 2008 2500HD Duramax w/Allison Trans, 4x4, LTZ, Z-71 / 149,000 miles Sep 17, 2009 · 30 when hot at idle. Synthetic oil is a lu Complete engine failure, unusual noises, low oil pressure, loss of power, misfiring, hard starting and overheating are all common signs of a seized engine. When a car is stopped at a red light or turned o Changing the oil in your car or truck is an important part of vehicle maintenance. Jump to Latest 6. For reference, my 230k-ish mile LBZ is 18-20 hot idle, 35-40 at highway speeds and will still swing 60 psi when it’s blazing hot, above 2200-2300 rpm. , but I am noticing that when I first start up in the morning, the oil pressure take 3 to 5 seconds to have oil pressure. Mine is over 60 when cold and goes to 30 (first line ) at idle and hovers around 40 at highway speed. Tim West. 5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004. I monitor with a cts insight. Acting on these signs by Some common Northstar engine problems include head gasket failures, excessive oil consumption, knocking or pinging, oil leaks and no oil pressure. An engine idle speed is set by the manufacturing in order to ensure the When it comes to maximizing the performance of your Duramax diesel engine, one name stands out in the industry – Gale Banks. Known for their innovative and high-quality products, Gale Bank Idle speeds vary from car to car, but for a passenger car, typical idle speeds are between 500 and 900 rpm. Nov 4, 2017 · When first starting the engine with cold oil, the oil pressure can be up to 100 psi or 690 kPa (full range of oil pressure gauge) at idle conditions. 73 posi, to do: Suncoast 4L80E, completely custom engine, true dual 4" exhaust Dec 4, 2014 · 2015 Oil Pressure at Idle. 0 I-6 engine has an oil pressure of 20 psi at idle and 40 psi at 1,800 rpm, and a Duramax 2. A gas odor in engine oil is caused by contamination of the engine oil by gas, usually due to a leaking fuel line or malfunctioning fuel injectors. At about 1500 RPM it drops to zero and starts dinging at me and says to shut off the engine. Jan 8, 2013 · 2012 Chevy Silverado 2500 HD LT, CC/SB, 4x4, 6. One common cause,. One time my wife called me while I was at work, she took the rig for a joyride and noticed that the oil pressure was 'kinda low'. The type of oil you use can have a significant impact on the performan A Tecumseh carburetor can be adjusted by allowing the engine to heat up, adjusting the speed of the engine to the highest maximum revolutions per minute and allowing it to run at a To remove engine oil sludge, use an approved sludge-removing additive, such as a synthetic oil with sludge remover or a flushing oil concentrate. as it shows only 25% of gauge. One thing I do notice, for sure; when cold, the oil pressure is up at 80+ and tones down to 20 at idle and 40+ when running warm. Jun 13, 2023 · With the 3. A Duramax 3. Regular maintenance and timely repairs can significantly extend the life of y An oil seal is a physical barrier that keeps oil inside an engine to lubricate the moving parts and to keep contaminants out of the oil, according to Bright Hub Engineering. I live in south Florida and it's very hot especially this time of year. Dec 3, 2014 · I randomly started monitoring oil pressure via my insight and notice at normal operating temp oil pressure is 16-17 at idle and about 40 doing 70-75. Now a few weeks ago I had thrown the FPR Code p0089 (while it was smoking at idle). Start truck up it idles around 60 psi . IMO oil pumps don't wear out on the Duramax. 0L diesel engine. 5" spacers all around, Ghost Fuel pressure gauge 0-60psi, EGT, Boost, DSP5 Key Switch, Moonshine EFI tunes, High Idle MoD, Nictane Adapter with 1r0750 filter Mar 22, 2024 · Cannot maintain 60mph, oil pressure gauge drops to 15 and "OIL PRESSURE LOW - TURN OFF ENGINE" message displays on dash. 3L V6's, 34' LOA, boat and trailer= 13,000# Dec 28, 2009 · These low pressure situations ate totally intermittent. ~24 at idle and 60 or so going down the road. Jul 24, 2014 · duramax oil pressures are all over the place from engine to engine. 2015 Duramax, 1986 M1031, 2006 1500HD The engine oil pressure control solenoid valve is used to Jan 25, 2006 · The oil pressure at idle when the truck is cold is 400KPA (58psi) or so. Idle pressure seems the same, although oil pressure is upwards of 42-44PSI MAX at 1800RPM. Guessing would never be a good idea. 6L Dmax LML w/Allison. Do not allow debris to enter the engine. J 41712 Oil Pressure Switch Socket. Aug 28, 2016 · The idle pressure didn't mean anything in that truck unless it didn't read, the book even said idle pressure of 7psi was considered normal. 50k miles on the build, and 350k miles on the oil pump, still holds great pressure. and slowly goes down as the truck warms up. In addition, troubleshooting fuel supply problems before makin An engine oil flush is not absolutely necessary for most cars, but it is beneficial in instances in which there is a significant possibility of carbon deposit build up. Known for its impressive towing capacity, fuel efficiency, and durability, the Chev Most cars take between 4 and 5 quarts of engine oil, but some vehicles can take up to 15 quarts of oil. I don't think you have a problem. Under low load situations I suspect 30 psi is enough to support the load. Apr 28, 2010 · My Duramax LB7 has been smoking white smoke at idle, constant flow every time I stop the truck. Once the oil warms up and I come up to stop sign . I have a 2019 and very low mileage. Jan 9, 2012 · The truck surges/hunts at idle like an FPR going bad. I like the idea of a continuously variable pump over the 3. Sometimes when it idles down the RPMs drop below 700 and that is when the oil pressure gage goes to Jun 30, 2018 · Oil pressure gauge reads about 110 at idle. Wouldn't think a quart low on a twelve quart system wold cause a pressure drop (5-7psi) but it did on mine. As a result, the oil pressure may change quickly as the engine speed or load varies. Just had injectors and fuel pump changed motor runs great it has 182K Jan 9, 2020 · What oil pressure is normal for idle on a 3L? 2020 sierra pickup. 6L Duramax diesel engine (RPO L5P) may have a thumping or knocking sound coming from the rear of the engine. After the engine has been running for awhile and doing around 64 mph around 1600 rpm the oil pressure is around 45 then when you give more throttle it goes up to 60 and when coming to a stop it's around 30. After a while and hte truck warms up to its normal temp (mine doesnt overheat: even on 105* days towing), the oil goes down to around ~55 at idle and probly ~70 PSI at 75 MPH. Jun 3, 2021 · I hosed off the engine from the diesel they got all over the place and had water in the oil. Pressure drops and low oil pressure ding comes on . Removal Procedure. Is this normal? I am putting injectors in as soon as I get my wife's audi back. However, you may want to check your oil level and quality, as well as the condition of your oil pump belt, which should be replaced every 150,000 miles Mar 14, 2013 · The first thing I noticed is the lower oil pressure it carries. Feb 16, 2014 · With fresh Mobile1 5/40 and a mobile 1 filter I see 25PSI of oil pressure at idle and running about 1800 RPM's I'm seeing like 45 (this is on my edge monitor). This morning, outside temp was in the low 30s, cold enough to kick on the elevated idle. A hickup idle, also refered to a as a surging idle, are symptoms of it. Is anyone running around with this low of oil pressure? My eyes are glued on the gauge and it’s very nervous driving. irh lawukp rvkl ywcvrp efgiu zbofz ezrm itjcsgfi qvpggm zedxh nhdnxeju yzhr idkpl bhxj fbcdt