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The AERA Technical Committee offers the following information on high oil pressure at start-up on 2017-2018 GM 6.6L, L5P Duramax diesel engines. Reports have been filed that the oil pressure gauge "pegs" or goes as high as it can when this engine first starts when cold. While this condition seems abnormal, GM states that this may be normal ...Bad Sending Unit. Another common cause of an oil pressure gauge fluctuating is a faulty sending unit. The sending unit is responsible for sending the correct information to the gauge. If it’s not working properly, then the gauge will fluctuate erratically. The only way to fix this issue is to replace the sending unit.Then I would figure the price difference in oil filters and figure the difference between one regular $5.00 filter and three $12 filter per 7500 miles. Lets see normal oil change per 7500 miles. $20 for 6 quarts of regular (dexos1) oil. $5 for a PF48e. That comes to $25 every 7500 miles.PIP5121B Oil Pressure Gauge Fluctuation After Startup and Over 3700 RPM Models Brand: Model: Model Years: VIN: Engine: Transmissions: from to Cadillac Escalade 2015 - 2018 All All 6.2L L86 All Chevrolet Silverado 1500 2014 - 2018 All All 4.3L LV3 5.3L L83 6.2L L86 All Chevrolet Suburban 2015 - 2018 All All 5.3L L83 AllMay 7, 2022 · #chevy #cheverolet #chevysilverado #2500hd #pickuptruck #pickup #truck #oilpressuresensor #ZmeisterProductionsAdvertisement There are two LP gases that can be stored in liquid form with only moderate pressurization -- propane and butane. Isobutane, which has the same simple chemical formul...When open it will look like a small plunger with a spring. Spray carb cleaner onto the piece you unscrewed (NOT INTO THE HOLE). When it starts to flow clean, clear carb cleaner (Not dirty liquid) replace this piece and plug it in. 9 times out of 10 this can cause power loss because it controls the amount of air entering the engine through the TBI.If the oil pressure gauge fluctuates, examine the oil level first and top it up if essential. Also, inspect for potential leaks when the problem persists. We will go through …Clinton84 Discussion starter. 2 posts · Joined 2021. #1 · Dec 19, 2021. 2016 silverado 5.3L - oil pump failure. I got to work the other day and turned my truck off, as the truck was turning off I noticed a "no oil pressure" message show in the dash. I later had to drive 1 mile to get something for work and when I started the truck it ...The oil pressure gauge starts at zero when the engine isn’t running. Its indicator needle will return to zero during idling. It takes about 20 minutes of running the engine nonstop to normalize the oil pressure. Once the pressure stabilizes, the oil pressure gauge will move its indicator needle to the halfway mark.The needle is supposed to move, on Fords the needle stays at one pressure setting but on Chevy's the needle will fluctuate. As long as it isn't like flying from 20psi to 60psi or some outrageous number you are fine. The needle will move. It is normal. 1999 Silverado 1500 LT LQ4.RayVoy. 19164 posts · Joined 2012. #6 · Aug 26, 2018. Oil pressure is a result of rpms. If the engine is turning below recommended idle speed the pressure will fall below normal. I'm guessing it's poor engine idle that's causing the oil pressure to fall off.Oil pressure is a critical measure of your engine's health, indicating the effectiveness of the oil in lubricating engine components under various conditions. For the 2018 Silverado, normal oil pressure readings should vary with engine speed: higher at acceleration and cruising speeds, and lower at idle. However, if the pressure drops too low ...Crash68. 6220 posts · Joined 2015. #3 · Aug 1, 2021. The actual "pressure" reading is a calculated value based on oil temperature and engine rpms. There is a low oil pressure switch that if you lose oil pressure the gauge will read zero. It would be worth checking that switch connection, it's on the side of the oil filter/cooler assembly.Oil Gauge. Jump to Latest Follow 691 views 3 replies 2 participants last post by SilverSurfer Sep 27, 2013. B. Buddy Love Discussion starter 124 posts ...An oil pressure gauge can be a crucial device for monitoring the health of your engine. The gauge is a simple device that reads the pressure being produced by the engine's oil supp...Hopefully if you take it in to the dealership a Ford tech will be able to solve the issue. They said it was a live oil pressure gauge. Zero oil pressure on gauge, questions. 2021+ F150 - Oil pressure /gage - I noticed that the oil pressure gauge fluctuates a lot . Back -and- forth as you go down the highway.36 posts · Joined 2010. #13 · Aug 7, 2011. I have hung around the dealership to see what is normal oil pressure for my 2010. I even got to take a 2011 new for test drive. Just like my truck when warm, 30 psi idle, 40 psi at 60-70 mph and 55psi at wide open. Looks low compared to my old 2002 but it is normal.SOURCE: oil pressure gauge. Common problem with the sending unit on the LT1, pegs the oil pressure gage. You have to replace the sending unit and the intake manifold has to be removed to get to it. Get new intake gaskets I think PT#12533587 about $80 good guy price and I do not remember the PT# or price for the sending unit. [email protected]Flucuating oil pressure. 2013 GMC Sierra 2500HD 6.6l Duramax - just changed the oil and filter (Fram PH100) at 3000 km to remove any breakin wear etc from engine. Now I am noticing the oil pressure fluctuate from 200 Kpa to 600 Kpa. Lower oil pressure with lower RPM.Sep 2, 2017 · If so then it should be fine. (1) Let truck cool 15 min. (2) Check oil level and color. (3) If full then watch oil pressure as you increase RPM up to 1000. (4) If it doesn't increase up to at least 30 psi you might have a problem. (5) Check oil pressure sensor screen for clog (should be @ back-drivers side on valley plate) Z71nTexas - just a ...Therefore, the oil change is one of the best ways to preserve the oil gauge from further damage. In addition, internal device faults stop the oil gauge from standard performance. It happens due to constant oil fluctuations and persistently low oil pressure. In these conditions, replace the oil gauge with new and high-quality equipment.welaish. 508 posts · Joined 2013. #20 · Jan 21, 2017. The oil pressure is linear formula with rpm. You should get 10 psi with every 1000 rpm. I have innovate motorsport gauge as well and I dont have any flactuating at all only 1-3 psi. I am getting the measurement from the rear oil galery under the intercooler.17 posts · Joined 2022. #1 · Dec 17, 2023. Oil Pressure Gauge Video. Click for video above. This has been happening for about a month. It first started by just going down when I accelerated then when reaching cruising speed would settle at 40 or just below. Now it's fluctuating while idling in park. Thank you in advance.Another tidbit... "07 Avalanche. Same as above with truck on at 40 lbs and drops near zero when heats up after 5 minutes. Low oil pressure warning to stop engine. Changed oil and filter and pressure raised above 40 idle and 60 acclelerating. Oil life showed 35% remaining and level was topped off but appears oil had broken down to …175 posts · Joined 2016. #10 · Jun 2, 2018. The minimum oil pressure for a 6.0 is. 41 kPa at 1,000 (6 psi at 1,000) and. 124 kPa at 2,000 (18 psi at 2,000) I say you should be good for now, but definitely check it with a mechanical gauge before you keep driving it. Like. ElReeso Discussion starter.2012 5.3L Sierra Crew Cab SLE 4x4 with 87,000 miles on it. Oil changed with Dexos every 5K miles (free for life from dealer). I had the oil pressure sensor / sending unit replaced under warranty about 5 years ago because it gradually started reading low on cold start (under 40) and rode about 20 under hot idle.An oil pressure sensor or switch sends signals to the engine computer, and may also directly or indirectly trigger your oil pressure gauge or low-pressure warning light. If the oil pressure sensor or switch in your vehicle stops functioning properly, it could provide inaccurate readings or fail to send oil pressure measurements at all.The oil pressure gauge low, sometimes fluctuates. Low enough for the "low oil - Answered by a verified Chevy Mechanic. ... I put in a 140 amp alternator in my 2000 silverado 2500 6.0. My gauge is moving rapidly back and forth between 14 and 18 volts.Nov 30, 2023 · I feel like anytime I drove the truck, no matter the RPMs, my oil pressure was always stable around 275kpa (roughly 40 psi). Now I watch it fluctuate. After warming up at idle my pressure drops to around 200 kpa (29 PSI) and will surge as high as 400+ kpa (roughly 60 PSI).283 posts · Joined 2014. #7 · Dec 4, 2014. I had to replace the oil pressure sensor in both my '05 GMC and my wife's '06 Tahoe. In my GMC, it pegged and never came back down. In the Tahoe, it pegged and then a day later went to zero and moved slightly with acceleration. Replaced the sensors and back to normal.Silverado oil pressure gauge pegged – Silverado oil pressure gauge fluctuations – Silverado oil pressure gauge high. If your 2003, 2004, 2005 or 2006 Silverado oil pressure gauge pegged out, has unusual fluctuations in it’s readings or reads high it can be caused by one of two problems. The first common cause is a faulty oil pressure ...That should remove any air. Then drive it around, let it completely warm up, then let it cool for several hours and check resevoir to see if it's filling back up to max. If for some reason it's still not full, add to the reservoir. It should stop fluctuating. 2003 Silverado 1500 2wd 4.8L automatic.2. Bad Noises from engine. The other widespread symptoms of low oil pressure are rattling and other strange noises from the engine. The oil pressure prevents engine parts in the engine from rubbing metal against metal, and if the oil pressure is low, they will start rubbing against each other. This can create a horrible sound, and if you …Starts up at 40 plus and even up to 60 while cold. Once warmed up pressure drops. Runs 40 on highway and 20 at idle. I removed lower pressure relief valve from oil pan. Put a good oil filter in and using 5w30 oil. Ive done compression checks.17 posts · Joined 2022. #1 · Dec 17, 2023. Oil Pressure Gauge Video. Click for video above. This has been happening for about a month. It first started by just going down when I accelerated then when reaching cruising speed would settle at 40 or just below. Now it's fluctuating while idling in park. Thank you in advance.When I don't get oil pressure, Gauge reads zero, and truck gives me a warning to shutdown the engine. ... Lifetime Silverado driver. Save Share. Like. ... 2018 1500 LT2 Z71 CCSB 5.3, Diablew tuned, Airaid MIT, Carven progressive catback, Lasfit LED D5S, DD SS3 MAX fogs, Morimoto LED's for the rest, heated wheel retrofit, scamsoil in …An FATF blacklisting would put Moscow in the same category as North Korea, Iran, and Myanmar. Jump to Russia is asking for India's support to avoid getting on a black list that wou...Oil stocks have been under pressure lately and the latest rebound may be getting cut short as energy prices turn lower. Here's why. Oil stocks are under pressure as energy prices t...Demska32. 1 post · Joined 2021. #26 · Apr 30, 2021. I have a 2003 GMC Yukon and when I turn the key to the instrument readings (2 clicks) the pressure oil gauge sits around 45-50, but when I turn it on it skyrocketed to 80. I changed the oil and filter as usual, but still the same.Jun 9, 2017. Messages. 25. Reaction score. 16. Location. Florida. FYI in case anyone has the same problem, my oil pressure gauge would randomly jump up high off the scale, somwhat related to changing oil pressure. (getting on gas seemed to get needle to normal range when it did this) I suspected the sending unit so I replaced that a few weeks ...Chevy & GMC no oil pressure reading on gauge, gmc, chevy, chevy sub low oil pressure. In this video i will show you why you have low oil PSI readungs on you...2015 Colorado oil pressure question. I just got a brand new 2015 Colorado w/v6 engine. In checking oil pressure through DIC I've noticed my oil pressure fluctuates from 18lbs at idle to up to 70lbs running. This is the first time I've ever seen oil pressure below 40lbs on any engine that is not totally worn out.Yes, the trans already has the sensor, and the ecm/tcm is wired up and monitoring it, the IP just doesn't have a gauge to display the data. Swapping to an IP with the gauge will show it. 2004 Sierra 3500 dually, 6.0L extended cab, cab&chassis flatbed, upgraded to 4wd. 2012 Silverado 3500 dually, 6.0l, crew cab, long box replaced w flatbed.How to fix check engine light with P0521 & P0523. Ask My Auto Mechanic show's you the fix to a common check engine light/oil pressure gauge problem with chec...07 Sierra 5.3 Oil Pressure Issues. Gentlemen; i have a 2007 GMC Sierra SLE 4X4 5.3 that has 243K on her but runs fine have replaced oil pressure sending unit twice (which by removing a portion of the rear manifold back plate plastic hose holder became an easy project) and still have intermittent oil pressure readings and when i turn on ignition ...Silverado in question: With the engine idling in the shop, we observed an oil pressure reading on the dash gauge of 40psi. Three minutes into the run time the gauge started a steady drop to near zero oil pressure. Shutting the engine down for a few minutes and then restarting resulted in a repeat of the mentioned dropping oil pressure symptom.The engine sounded good and it drove well. Luckily, I was right, the guages were an easy fix. Unluckily, once working, the oil pressure gauge revealed a problem. Only a few pounds of pressure at idle and 15-20 pounds when driving when warm. Geeze, what have I gotten myself into. So I changed the oil, I used Castrol 5w/30 and ac delco filter.The AERA Technical Committee offers the following information on high oil pressure at start-up on 2017-2018 GM 6.6L, L5P Duramax diesel engines. Reports have been filed that the oil pressure gauge “pegs” or goes as high as it can when this engine first starts when cold. While this condition seems abnormal, GM states that this may be normal ...Okay not sure if this is actual oil pressure as it's only just occurred. Oil pressure gauge is fluctuating between the half way point and 275kPA on the gauge (so is the battery gauge between 14 and 12V ish although can be normal). Going to get an oil and filter change. And have a garage look at the oil pump switch.I have been looking at a 2004 Tundra Double Cab with the V8 engine. What concerned me was that at idle the oil pressure gauge dropped almost to the lower "safe range" mark. And when you accelerate it does go up. The engine does have about 130k miles on it. I was wondering if this was normal for the gauge to change that much from …Feb 20, 2016 · The temp gauge fluctuates from normal (185-200) jumps to 250-270 than immediately back to normal. My Banks confirms the temp change. I replaced the temp sender, coolant tank cap, and have disconnected the EGR plug with no changes. It happens at part throttle with a slight load. Hard throttle does not make the problem worse.Oil pressure sensor issues are common on 2003-2006 models but could also be cluster, run full scan with live data to verify to see pcm data feeding to cluster. If data shows good oil pressure but cluster pegged, stuck, etc. rebuild cluster. Have also seen this issue in 2007-2013 Full Size Truck/SUV usually sensor/sensor wire etc.Nov 8, 2015 · 226 posts · Joined 2013. #1 · Nov 8, 2015. Last week I noticed my oil pressure gauge was fluctuating at random times between 20 - 60psi. I kept a watch on it & it started acting normal again until last night. While driving to the store I noticed the oil pressure gauge had pegged out at 80psi. Of course I freaked out and started to pull over.My truck is an 04 silverado 2500hd 6.0L, 120k miles, oil pressure has been low since I bought it at 112k, but I got slightly worse. It used to have 0 oil pressure at startup unless you reved it slightly once to get into raise. Oil pressure now is at 35 on startup, falls to 18-20 on idle. And moves up slightly while driving with regard to rpms ......