To me the oil pressure seems low as mine is showing 22psi on idle with the gauge only at 1/4. I am used to the oil pressure gauge near half. What oil pressure is normal for this engine? ... 2018 GMC Canyon SLT CCSB V6 Mallett S/C 4.10 R&P Trifecta Trans Cal front eLocker 2006 Chevrolet Silverado LT CCSB 6.6T LBZ Diesel. Save Share. Like. This ...Before doing them I have noticed when turning the ignition key to run before starting the engine the oil pressure gauge would move up to 20. then when running when cold oil pressure would be 60 psi on gauge. Drive to work on highway as engine got hot I'd have 40 psi at 1500+ engine rpm. At hot idle of 800-1000 oil pressure showed 20 psi on ...Not sure if it is the censer or oil pump. Audio warning started to sound and gauge went down to zero. I pulled over and let the truck set for some ten minutes and started it back up. Pressure gauge went back up to where is has always been in the past (around 45psi). But soon it started to drop off and within 4 minutes back to zero.I just did the first oil change on my Bullitt today. I also noticed a rather 'jumpy' oil pressure gauge. Prior to the oil change it seemed a lot smoother. Afterwards, it hovered 20-30 on light acceleration then it shot up to about 85psig at 4k. found it a bit odd and will continue to watch. think the 20 quarts of oil had anything to do with it?The Chevy Silverado is a full-sized pickup truck. It uses an ABS system to monitor the brake pedal pressure and pump the brakes automatically for drivers if the wheels lock up. Thi...Zach, the next thing to do is add two more quarts of oil to the motor and then fire it up and check the pressure. This is done to submerge the o-ring in the oil pump's pick-up tube. The o-rings are usually worn out by about 165K miles or so. There is also a pressure relief valve in the oil pan that can go bad.We have an 04 Chevy Silverado 4.8L 115,000 miles recently the truck has been having an issue starting, and the lifters are making noise till the truck warms up. So we are thinking starter and not so sure on the lifters. This truck gets an oil change every 3,000 miles with Mobil 1, lucas and either a wixs or K&N filter since we brought her new.Over the last year my oil pressure gauge has started to fluctuate randomly. It will do it for a few days then go away for a week or maybe a couple months to come back for no apparent reason. I always check my oil level and it is good. I'm using the same oil QS 5w30 full synthetic and filter purolator as always.Oil pressure must go up with higher rpm's. 38-40 at idle and 60 or so at high rpm would be more normal for that truck. I'd guess you have a gauge problem (common on that generation truck) or a sending unit problem. '13 SLE 4x4 ExtCab 5.3 6sp 3.42 G80 Z82 Z60 Fire Red. Bought new. 25,700 miles. Frk9100.Neal. 102 posts · Joined 2012. #2 · Feb 2, 2015. My 2012 at hot idle in drive is 30, going down the road at 45 mph it runs pass 40psi probably closer too 45psi. First startup engine cold the oil pressure is right around 40 psi or just slightly under at idle. Welcome to the forum. 2017 Silverado 1500 5.3 4x4. Like.Cold start at idle it is right about 40 PSI. If I drive away, (always gentle on it when cold), the pressure will push 60 PSI at about 1500 RPM. As the oil temp warms up, the normal "hot" pressure is 40 at idle, 55 at highway speeds (around 1800-2000 RPM). If I step on it and get the rpm up to 3,000 it will still hit 60 PSI.#chevy #cheverolet #chevysilverado #2500hd #pickuptruck #pickup #truck #oilpressuresensor #ZmeisterProductionsThe gauges are placed at the oil pipe, which takes the oil pressure movement signal. The gauge has an electric sensor that connects to the engine to provide an accurate report about the oil. There is also another gauge in the car which is the mechanical gauge. This sensor detects when oil moves to the engine.1 answer. 2003 yukon denali oil pressure switch pegged over the 80 psi indicator. Oil qty is good. Sounds like a bad oil pressure sending unit. Try unplugging it and see if the gauge drops to zero. If it does than replacing the oil pressure sending unit will most likely fix your problem. It is not easy to see or get at but you can find it on ...Good evening, I have a 2001 Silverado 1500 with the 5.3 and have an issue with my oil pressure gauge. It is reading past 80 psi constantly, regardless of whether it is on or off. The first thing I thought of was to replace the oil pressure sending unit. I have had plenty of LSX F-Bodies and am familiar with their issues.The cost of replacing a faulty oil pressure sensor in a car can vary depending on a few factors. But on average, replacement cost should be in the range of $100 to $220 in most cases (including labor). The oil pressure sensor itself can cost between $30 and $100, while labor costs can range from $70 to $120. However, the cost of parts can vary ...The cost of replacing a faulty oil pressure sensor in a car can vary depending on a few factors. But on average, replacement cost should be in the range of $100 to $220 in most cases (including labor). The oil pressure sensor itself can cost between $30 and $100, while labor costs can range from $70 to $120. However, the cost of parts can vary ...If the increase in the oil pressure gauge is no longer normal such as when the oil pressure is unusually high when you are accelerating, here are some of the common reasons: 1. The oil filter is dirty or contaminated. The oil filter is there to make sure that the impurities in your engine oil are filtered out. However, if the filter is dirty or ...24781 posts · Joined 2006. #2 · Sep 12, 2007. Wow no that is not normal. The dmax is known for having low oil pressure. Mine goes no higher than 40psi and down to 15-20. Id check the oil sending unit. I doubt it costs alot. If its not that there is suppose to be a mechanism to slow the oil pressure. I think an internal check ball.Do you know how to use a dial bore gauge? Find out how to use a dial bore gauge in this article from HowStuffWorks. Advertisement A dial bore gauge is a special tool, calibrated in...Surging idle. I have a surging idle all the time nearly / rough idle especially when first starting the vehicle after sitting a bit; while occurring Rpm's fluctuates between 500-800 mostly but sometimes however can reach 1000-1100 on the high end of of the rpm oscillation and from what I've noticed from times I paid close attention to it, after ...Help please, oil pressure gauge moves back and forth - SOLVED. Thread starter novemberr; ... Oct 22, 2018 Posts 1,374 Reaction score ... had some issues (oil pressure / charging) steiny93; Mar 12, 2024; Engine & Drivetrain; 2. Replies 13 Views 851. Mar 12, 2024. j91z28d1. J. Oil Pressure.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.MY 1988 K1500 350TBI 65K miles recently started showing very low oil pressure. Typically 30-40 suddenly went to 20 with RPM, 5-0 at idle. The check gauges light would even illuminate. After changing the oil and filter and doing a lot of digging, it turns out the 1988-1991 350's had two oil sending units. If you dig through the factory repair ...2WD. AUTOMATIC. 175,000 MILES. My vehicle has 175K miles on it, but I changed out the engine with a new crate engine at 100K miles. I didn't change out all the sensors, but most of them. My oil gauge had been fluctuating between 15-40 psi and was very resposive to fluctuations during pedal movement. I figured the Oil Pressure Sending Unit ...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.The oil pressure has slowly been decreasing over the 2 years as well (was at 30-35PSI cold start with 5W30), I chalked it up to bearing wear, but the sudden loss of oil pressure makes me wonder if it's possible that the bearings are ok and that was just the first signs of something going wrong in the lube system.Asked by dddavis3 Jul 03, 2019 at 06:49 PM about the 2016 Chevrolet Silverado 1500 LT Z71 Crew Cab 4WD. Question type: Maintenance & Repair. My oil pressure gauge just started fluctuating from about. 40 to 20.I have owned Chevy/GMC, Dodge, and Ford trucks over the years, but have never seen a pressure gauge fluctuate that much. Others stayed pretty much the same from startup, to idle, an own through acceleration. Any thoughts or advice to ease my concerns would be greatly appreciated. :confused2: Feb 15, 2009.Equinox LX 1.5L. Automatic transmission. 500 miles. A D V E R T I S E M E N T S. While driving at constant speed and rpm oil pressure goes from 30psi to 70psi. It doesn't seem like high oil ...Many RPM fluctuations are caused by transmission problems. It can also happen when the spark plugs are dirty or if there is a vacuum leak that causes misfires. In some cases, the crankshaft position sensor may send the wrong engine speed signal to the tachometer. Here is a more detailed list of the causes of RPM fluctuation while driving. 1.Oil light has never come on, but I also don't want to assume the gauge is 100% correct (pressure sensor and filter were replaced about 3 months ago). 2013 Silverado 1500 LT Crew Cab 4X4. Silver Ice Exterior. V8 5.3L Vortec w/ 6-Speed. OPTIONS/ADD-ONS: 6" chrome tube step bars, Protection package, Rear bumper step, Line-X Bedliner.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.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...HELP 2004 Chevy Silveraqdo V6 Oil pressure gauge. Have a 2004 Chevy Silverado single cab, 2 wheel drive 4.3 L V6 Vortex with 76K miles on it. Hi all any help you ca offer would be greatly appreciated. My Chevy runs perfect and just noticed the other day the OIL PRESSURE gauge will now run a little high. It used to be right at the 40 PSI …2018 Chevrolet 1500 CC 4X4 High Country 6.2 liter 2019 Chevrolet 3500HD CC 4X4 Flatbed--SOLD 2011 Peterbilt 337 hauler with 360HP 8.3 Cummins--SOLD 1957 GMC 1 ton flatbed with 22K original miles. 3 different Kubotas 2003 Chevrolet 2500HD CC: 2011 Chevrolet 3500HD CC 4X4 and 2013 3500HD ex. cab 4X4-- all sold. :grin2:The Engine Control Module (ECM), also known as the Powertrain Control Module (PCM), is responsible for monitoring the oil pressure. The ECM will send a signal to the gauge on the dashboard, which will then light up and indicate to the driver that there is an issue. If the Chevy Silverado’s oil pressure drops too low, it can cause engine damage.Oil pressure must go up with higher rpm's. 38-40 at idle and 60 or so at high rpm would be more normal for that truck. I'd guess you have a gauge problem (common on that generation truck) or a sending unit problem. '13 SLE 4x4 ExtCab 5.3 6sp 3.42 G80 Z82 Z60 Fire Red. Bought new. 25,700 miles. Frk9100.12 posts · Joined 2017. #1 · Feb 21, 2018. A few weeks back my oil pressure was lower than normal. My 5.3 is normally at 40-41 psi at idle. It was low at about 26 ish. Today when I was driving it suddenly went to 80psi and at idle around 76. When I turned the truck off and just turn the key on it goes up to about 43psi.Start your car engine and let it idle for a few minutes to get hot enough to check oil pressure with a gauge or oil sensor. With your scan tool, check the voltage at idle rpm. It should be around 1 volt if it is cold. If it is hot and running for a few minutes, it should be around 6 to 10 volts. With your scan tool, check the voltage of your ...Standard Part Used Amazon https://amzn.to/2Smtc59This should fix NO oil pressure or PEGGED 80 psi oil pressure gauge. Its a common issue everyone's vehicle...Park on a steep incline facing nose down. Add 1 extra quart of oil (don't drive with the extra oil in there) See if the oil pressure comes up. If it does, it indicates the o-ring at the pump is sucking in air instead of oil thru the pick-up tube. (The nose-down angle and extra quart of oil will make the oil in the pan cover the o-ring area so ...I am used to an oil change every 3,00 miles. Before the change, the gauge would read 40 psi at idle or while driving- no fluctuation. I changed the oil to pennzoil platinum and a wix filter because I have always used both products. Since the change, the gauge fluctuates at idle.Probably 55 or so, but as the oil warms up it settles in at 38-39 and sits there while cruising steady. If, I get on it, it rises but then settles back down when I get off the gas. If I idle, it will go down to about 25-28 and hang there until I get back on the gas. 2013 Silverado 1500 LT, Z71, 5.3L, 6L80e, 4X4, HD Towing pkg.But if your engine is considerably cold or operating hotter than normal, the viscosity-changing chemistry in the multigrade oil may fall short of doing the job, and your oil pressure will fluctuate as a result. 5. Bad Oil Filter. Most engine manufacturers include an anti-drain back valve in the engine’s oil filters.Jan 29, 2021 · Over the last year my oil pressure gauge has started to fluctuate randomly. It will do it for a few days then go away for a week or maybe a couple months to come back for no apparent reason. I always check my oil level and it is good. I'm using the same oil QS 5w30 full synthetic and filter purolator as always.I just purchased a 2018 GMC 2500HD Denali and ever since I bought it I have noticed that the oil pressure gauge jumps around a lot. ... Silverado oil pressure gauge fluctuations problems. February 14th, 2014 3:07 PM. Silveradoissues, Can you get a second presure gauge hooked up to the sensor you have in the vehicle?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. This is normal with cold oil and internal relief valves in the engine will be active. As the engine oil temperature rises, the idle oil pressure will reduce. This is considered a normal condition ...Going down the road, on level highway, the oil pressure will go between 40psi - 72psi. The rpm's are holding steady with the cruise control on. No up or down shifting going on. Checked with the local dealer and they don't really seem to know if it's supposed to do this. Just curious.Sep 10, 2018 #1 Matahoe Full Access Member. Joined Jan 27, 2016 Posts 411 Reaction score 122 Location Grand Rapids, Michigan. I have been seeing some weird oil pressure gauge fluctuations lately. Recently I changed the oil pressure sensor at the back of the block by the camshaft sensor. Before I was getting 40 -70 psi and now I am getting 35-55 ...Why does my 2014 Silverado oil gauge fluctuate At idle it stays at 40. While at a constant speed, 55 MPH it will start going from 40 psi to 60 psi? Report; ... Oil pressure gauge spikes at 60 8 Answers. I took the instrument cluster out of my 1988 chevy 4x4 pickup to replace a bulb.Condition The customer may comment that the oil pressure gauge jumps from approximately 40 lb. to 60 lb. three times within the first few minutes of driving as well when the engine revs past 3700 RPM.. Cause The 4.3L (LV3), 5.3L (L83), 6.2L (L86) engines are equipped with a two-stage oil pump.. The oil pressure gauge jumping three times is caused by a test routine the engine goes through ...Check out the Dave B logo t-shirt, keychain, and air freshener here on my website: https://davebsellschevy.comThis is just like the socket I borrowed to do t...714 posts · Joined 2011. #3 · Sep 19, 2011. i agree with Nginear, a bad ECM doesnt sound like the issue, I would think you would have more issues then your oil pressure gauge if it was toast. Sending unit seems likely, or if it is the ECM maybe its something a re-flash would fix. 06 GMC LBZ CCSB SLT 4x4.09 Silverado CC 4x4, Z71, Blackbear AutoCal, Magnaflow 12589, Airaid Jr. 2.5 TCC Level, 20" Foose w 285/50/20's 5k Hid's Hi/Low, 6k Hid Fogs. Save Share. Like. ... My truck did the same thing, the oil pressure gauge would drop randomly and i'd get the "shut off engine" message. I replaced my oil pressure sensor and that seemed to fix the problem..3. I try to watch the gauge now and what started happening was that after about 3500-4000KM i would notice that the oil pressure gauge would go from running just under half. (275 on my gauge see picture attached) to just over the 1/4 line. If I changed the oil it would go back up to the half mark and stay there again until another 3500-4000 KM. 4.Replacement of Chevy Silverado Oil Pressure Switch WITHOUT Removing The Intake 2007-2013*Watch my updated video here: https://youtu.be/wGxL1InTb84Instagram: ...11 posts · Joined 2008. #1 · Oct 21, 2008. I am noticing the the oil pressure gauge fluctuates from about 30 PSI to 60 PSI depending on RPM. Also when cold the pressure tends to be higher at low RPM and drops down to around 30 PSI as the engine warms up. Engine temperature and oil level appear normal. This is my first diesel engine and GM truck.11 posts · Joined 2008. #1 · Oct 21, 2008. I am noticing the the oil pressure gauge fluctuates from about 30 PSI to 60 PSI depending on RPM. Also when cold the pressure tends to be higher at low RPM and drops down to around 30 PSI as the engine warms up. Engine temperature and oil level appear normal. This is my first diesel engine and GM truck.26 posts · Joined 2015. #3 · Feb 27, 2021. Here is how the oil flows in the 5.3 AFM engine. 706 - Oil Pressure Sensor. 451 - Vavle Lifter Oil Manifold. 452 - Valve Lifter Oil Filter. 455 - AFM Oil Pressure Relief Valve. public image upload. 2007 GMC Sierra 1500 SLE - 4x4, 5.3l AFM - Flex Fuel.Still Not a Moderator. Changed oil 2 weeks ago. No issues with gauge or otherwise. Drove this morning, gauge normal. Got back in truck a little while ago and gauge reading zero. Stopped immediately, looked for leaks. None. Checked my oil level (dipstick) , oil level still totally full. No engine knocking or abnormal sounds.Just really trying to get input from others that have worked with/drive that particular engine as to typical oil pressure, especially while at idle. Coasting yields 30-40 PSI, moderate/light acceleration is around 45-55 PSI. Full throttle goes 60-70. It's a typical stock GM oil pressure gauge that reads up to 80 PSI. C.