2018 silverado oil pressure gauge fluctuations

L5P Oil Pressure issue. 2019 3500HD 125k miles. I tow a lot with a lot of weight. Last trip low oil pressure warning came up. Pressure running about 28 psi. Pulled over and checked levels, all fine. Good thing I was close to home and pressure stayed 28 or more the whole way. Now at 600 rpm running 15 psi and 90 psi at 3k rpm.

4 posts · Joined 2015. #1 · May 3, 2015. I recently bought a 2003 Silverado LS 4X4 with the 5.3 Vortec. 172,300 miles on it. When first cranked the oil pressure is around 40. When it is warmed up it falls. Driving it stays around 20. At idle it is between 5 and 10. Pressing the accelerator while in park increases the pressure, but falls again ...Erratic Oil pressure gauge readings. My 2013 Chevy 2500 HD with the 6.6 Duramax has been bulletproof for the last 10 years. It now has a intermittent oil pressure reading "problem". My truck has 106K miles. 3 weeks ago while doing some errands I received an audible "ding" at a traffic light and noticed my oil pressure gauge was Bouncing ...4468 posts · Joined 2017. #2 · Jan 15, 2024. Bad stepper motors in the gauges. Extremely common issue with the GMT800 trucks. Plenty of repair services available on Ebay and elsewhere on the interwebs. DIY instructions are also available in case you are handy with a soldering iron. 2016 Silverado LT 4x4 Crew Cab.2007 Chevy Silverado oil pressure gauge fluxuating, setting off computer on dash reading "engine oil low" also warning bell sounds. Thanks! ... 2005 chevy silverado 5.3 Liter 1500 4x4 , im havn a problem with the oil pressure gauge fluctuating from 80 to zero sporaticly. Starts out showing pegged at 80 psi, then will occasionally drop to 0 ...Ask Someone Who Owns One. * All fields required. The 2002 Chevrolet Silverado has 1 problems reported for oil pressure gauge fluctuating. Average failure mileage is 215,000 miles.One common reason an oil pressure gauge fluctuates from 0 to 80 is the sending unit. The sending unit consists of the switch, diaphragm, and a small tube connected to the gauge. If the level of oil is normal, the diaphragm is pushed against the switch, keeping it from turning on. However, if the oil goes low, the diaphragm releases pressure ...

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 …8 posts · Joined 2018 Add to quote; Only show this user ... #1 · May 9, 2018. I have a 2009 Silverado with 120k Miles and I've had the same issuers but without the lifter noise and I've replaced everything literally except, camshaft bearings. ... --Wrong Oil Filter--Faulty Oil Pressure Gauge on ClusterThe only time I can get it to go above 35 psi now is if I push the engine hard, like around 2500-3000 RPM. But at normal cruising speed around 60 mph, 6th gear, (with the 3.42 ratio) it's around 30 psi. I'm due for an oil change in another 1,000 miles so I may top it off, get the oil changed, and see if it happens again.Silverado Oil Pressure Gauge Fluctuations In Temperature. So I've searched the forum and found some things like this but not ... P0523, and P0524. 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. Put at idle, either in park or drive, the pressure …Very low reading. Very high reading. Other reasons why your Chevy Silverado oil pressure gauge is not working. Oil requires change. Blocked oil filter. Blocked oil …Stepper motor could have gone bad sounds like, very common issue. You can search eBay for sellers that replace all of the stepper motors in your cluster for you. …98 xj oil pressure gauge fluctuates. 98 4.0 4x4 auto classic about 165k. The oil pressure gauge used to run at 40 all the time. Now it's suddenly gone to where it reads anywhere from 10-40. Idled usually around 10 but not always and 40 at speed. Sometimes it does not relate to the rpm and will just run somewhere in between.

retiredmarine Discussion starter. 12 posts · Joined 2018. #1 · Apr 25, 2018. Glad I found this group! MY 2008 Sierra 1500 4WD V8 5.3L oil pressure is fluctuating. …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.If the valve is absent, the oil supply passages inside the engine lose their oil. It will take a few seconds for the oil pump to fill the supply passages back up after the engine starts. Expect that problem to be worse in the mornings, after the car sits overnight. Install the correct oil filter and the problem should be fixed.The perfect Gauges for your 2018 Chevy Silverado 1500 is waiting for you at RealTruck. Take advantage of our extensive image galleries, videos, and staff of truck experts. Shipping is free to the lower 48 United States. ... Oil Pressure: While oil temperature is essential, arguably more so is oil pressure. Oil must maintain a healthy pressure ...Drove 10 miles and settled in at 37 psi (idle) and 45 psi driving. Accelerating held in gear gradually rises to 55 psi then at ~4500 rpm jumps to 87 psi as second stage operation jumps in. Below ~4100 rpm drops to 55 psi and then back to 37-45 psi cruise. This all sounds right to me, but curious what other folks are seeing with 2018 and newer V6.Silverado Oil Pressure Gauge Fluctuations. You will be able to tell if this is happening by checking for fluid leaking from under your hood and the burning oil smell coming from your exhaust pipe. What can cause my oil pressure gauge to move while driving? February 14th, 2014 3:07 PM. I don't know how the oil pump and the sending unit interact.

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Make sure the oil indication is truly faulty, though. My experience is that a faulty gauge will not set off the "oil pressure low" indicator. If you have a dirty throttle body (how many miles do you have, and has it EVERY been cleaned), and your idle is fluctuating down to 300-400 RPM instead of the commanded 600, then the oil indicator is right, and you need to solve the erratic idle problem.Rpm surge bounce-----need some real help. Hi everyone, I got a 2010 5.3L w/6 speed w/66,000 miles. Recently it started having this "rpm bounce" , about 100-200 rpm when driving about 40-50mph. The rpms are low since the truck is in its 5th or 6th gear, typically around 1000-1500rpm.Very low reading. Very high reading. Other reasons why your Chevy Silverado oil pressure gauge is not working. Oil requires change. Blocked oil filter. Blocked oil …One common reason an oil pressure gauge fluctuates from 0 to 80 is the sending unit. The sending unit consists of the switch, diaphragm, and a small tube connected to the gauge. If the level of oil is normal, the diaphragm is pushed against the switch, keeping it from turning on. However, if the oil goes low, the diaphragm releases pressure ...448 posts · Joined 2010. #2 · May 19, 2010. Your oil pressure SHOULD go up when you hit the throttle. The more RPMs the engine turns,the more the oil pump turns. When the engine is cold, you will have more oil pressure then when its warmed up,too. At 40psi...that sounds right. 2004 Silverado 2500HD LT 4x4 QuadraSteer.117 posts · Joined 2015. #5 · Sep 12, 2016. If you are going to pull the sensor for possible replacement, before you buy a new sender hook up a good old fashioned mechanical oil pressure gauge to be sure that it is not some other mechanical issue causing the pressure to actually be that high. Jeff Borowski, 2011 Silverado, 1500, 4X4, EXT Cab ...

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.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.Very low reading. Very high reading. Other reasons why your Chevy Silverado oil pressure gauge is not working. Oil requires change. Blocked oil filter. Blocked oil …2014-2018. 2007-2013. 1999-2006. Lifestyle Browse Categories in Lifestyle. Air Horns; Apparel; ... Shop Silverado Gauges. ... Using this gauge will let you know that the oil is doing its job. Low oil pressure is a direct indicator the oil level may be low or there is a problem with the engine’s rotating assembly.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.Also, while the engine is running, the gauge reads between 27 to 68 PSI. In general, Ford F150 oil pressure gauge fluctuation happens due to a drop in oil level, clogged oil filter, poor quality gauge, and temperature variation. Furthermore, it fluctuates continuously due to faulty sender, broken crankshaft, and loosening of wire connector.Anyone have a 2018 Equinox that the oil pressure goes from 30psi to 65psi when under slight load or going up a small incline. The rpm's stay the same just the oil pressure goes up, this is different from any GM or other vehicle I have ever driven. ... '16 Equinox LTZ AWD 3.6 -'23 Silverado LTZ 6.2-'20 Traverse High Country-Ski Doo's-FLHR-F3S ...Have a mechanic check the oil level. Oil pressure gauge reading too low, generally below 15 to 20 PSI while idling. Cold weather can also make the oil pressure read low until the oil pump has had a chance to deliver the oil to the engine. Oil pressure gauge reading too high, or over 80 PSI while driving, especially at higher RPMs.on cold mornings 40deg im up in the 55-60psi range. once my temps get to 140-160 the oil pressure is right at 40psi. once im up at 180-190 temps im right at the 40-42psi range crusing under 2000rpms... these are all taken onm y daily drive to work. the first 2 miles of driving are under idle speed.It could be a failing or clogged oil pressure sending unit and/or the little screen that is under it. You could try replacing the sender and screen. Be sure to use a genuine GM sender. It could be a loose or failing AFM manifold. They are known to work themselves loose and cause low oil pressure.My 2003 silverado 5.3 z71 engine rattles when cranked, the oil pressure rises slowly, and 20 psi below normal. Normally idle no less than 40 psi, now 20 psi. On hwy before 60 psi now 40 or less. what …

Apr 26, 2020 · Ron Nielson. My first guess would be the oil pressure sensor is bad. 2nd guess is that if the sender is OK, but there is a problem with the circuit for the sender. Before you replace the sensor make sure the black wire on the connector has 5V and the green /yellow wire is ground. And make sure this wire isn't rubbed thru anywhere or broken.

2005 Silverado - Oil Pressure Gauge Pegged Out. This morning on the way to work my oil pressure gauge pegged out. While running, the needle is absolutely maxed out even beyond the highest reading on the gauge. When I cut off the engine, the needle falls back about 1/2 to 3/4" but still is not even reaching the highest reading.Apr 6, 2015 · It will normally do it around 3500 RPM's. It is my understanding when it goes to high pressure is when the piston cooling oil jets fire. It is normal. 2015 Silverado LS Crew Cab L83 5.3, 3.08 ratio, Silver Ice Metallic. Elite Engineering Catch Can. 2014 Carolina Skiff 238 DLV Evinrude E-TEC 150. Like.2011 Chevy Silverado LT 4wd 5.3...Oil pressure drops to zero after approximately 5 miles. removed sensor and attached manual pressure gauge, showed 25lbs of pressure. replaced sensor and screen with original GM part but still have same problem Oil pressure gauge will go to 40lbs upon start but within 5-10 miles the oil pressure gauge falls to ...Jan 2, 2018 · 5 posts · Joined 2017. #1 · Jan 2, 2018. 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. When it's cold the oil pressure will go all the way up to 100 psi then after it warms up, it will go back to around 60 but upon acceleration goes back up to close to 80 ...Oil pressure gauge stops working. There are several reasons why the gauge will stop working. It could be that the gauge is faulty, you need an oil change, or the associated fuse is blown (electrical gauge). The best thing to do is that should ask your mechanic to check the oil level first. If the oil level is low, then you need to top up.10 posts · Joined 2013. #4 · Feb 7, 2015. found this thread after changing oil sending switch and filter. '07 5.3L 190K miles with fluctuating oil pressure. tries to read low with warnings unless keep in low gear or manual reving above 1K rpms. Then when warm will read about 35-40 most of the time. condition was present before changing switch ...Jul 17, 2014 · My question is what is Normal oil pressure I have the 4.8 motor when motor is at normal operating temp ( 210 ) and while sitting at a light my pressure drops to between 25 28 pounds IS THIS NORMAL . While driving at 40 MPH the pressure is 40 pounds is this normal at 65 MPH it is around 44. I run 5-30 oil (Castrol ) Synthetic with a AC oil ...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.

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Either I didn't notice it since I bought the truck that it did it, or it just started happening, but now the oil pressure gauge fluctuates a lot from idle to driving. At …I did get a mechanical gauge after changing the oil send unit. I have a 2008 Silverado 5.3L (AFM) 4x4 and I have what I believe is low oil pressure. Cold start is around 30psi and as the motor warms up to ideal temps it goes down to 6-8psi. I have replaced a few things such as: oil pump, pick up tube o-ring (pump side), oil send unit, oil send ...I have a 2008 Chevy Silverado Z71. A few years ago it dropped oil pressure so we stopped driving it. Just recently we found someone who replaced the oil pump, previously we fixed the oil sending unit. I was driving my truck back from the shop and a few miles after getting on the highway the oil pressure drops to zero.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 ...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.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 ...Jun 18, 2018 · 643 posts · Joined 2016. #7 · Jun 30, 2018. It sounds like the gauge may be operating fine here, and the oil pressure sensor is the culprit. Those stepper motors are buggers themselves, but they jump around erratically mostly, and often don't reset during ignition cycles. I had a speedometer needle start acting up on me by not going back to ...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. ….

I am not sure the gauge malfunctioning will cause a CE light to come on (I admit I may be wrong on this). But either way finding out the code may easily narrow down the problem. I recently had my oil pressure gauge pegged at 80 and checked to find a P0522 code, low voltage to the sensor. Changed the sensor and all is well.jusd33 Discussion starter. 1 post · Joined 2012. #1 · Jun 12, 2012. I have a 2007 silverado 4.8L (new body style) ... I am having a problem with my oil pressure gauge. I was driving and noticed my oil pressure gauge was reading zero. I kinda know the gauge works because it went from below zero to zero. no other lights came on or messages ...4. Repeat the process on the LH mount starting at the rear bolt at position 3, front bolt at position 2 and the middle bolt at position 1. If idle vibration Does Not return when the RH or LH engine mount bolts are re-torqued to specifications, remove the old bolts and discard. Replace the bolts with new ones.Feb 14, 2022 · The possible cheap fix to this issue can be a simple oil & filter change. However, if you regularly change the oil and the filter, we bet the problem lies in your oil pressure pump or sending unit. 3. Loose Wire Connection. If your oil pressure gauge acts erratically, we bet the issue lies in the electrical connection.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.Mdesteiguer Discussion starter. 28 posts · Joined 2018. #1 · Jun 4, 2018. On my '02 Silverado the oil pressure stays constant at 40-42 psi from idle to 70mph. It usually sits at about 45psi at idle and 70-80psi at 70mph. Engine seems to be running very good as it usually does.39 posts · Joined 2017. #1 · Jul 23, 2017. I have a 2009 GMC Sierra 1500 5.3L V8. My oil pressure has been fluctuating and its only got worse here lately. I will …40 pages, full color, Rated T Cover price $3. 83 Scooby Apocalypse #25 (DC Comics 2018) Death Of Fred Jones Velma Tv Show Shaggy $100 Scooby Apocalypse #25 (2018) DC Comics Death of Fred Scooby-Doo CGC 9. The world is a monster madhouse, ... Silverado oil pressure gauge fluctuations diagram; Silverado oil pressure gauge fluctuations …Mar 31, 2023 · 10 posts · Joined 2023. #1 · Mar 31, 2023. I have a 2005 Gmc Sierra 2500 with the 6.0 vortec in it and on start up get the low oil pressure warning and the beeping and gauge is pegged at 0, will go away after a few minutes of driving and gauge will work as it should. I already did the oil pressure sensor so I’m kind of at a loss.Chevy Tahoe Interior Lights Stay On . Uncategorized september 13, 2018 two birds home. When you click on this button three times, it should ding and. 2007 Chevy Fuse Box from hestiahelper.blogspot.com #3 · aug 21, 2009. I also noticed my brake lights don't work either, but the tail lights work fine, the. Adjust your car's dome light switch. 2018 silverado oil pressure gauge fluctuations, 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., 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., Apr 29, 2023 · The valve prevents oil from flowing downwards and away from key engine components when the engine is idle. The oil supply channels within the engine leak oil if the valve is missing. After starting the engine, the oil pump will need a few seconds to refill the supply channels. During those few seconds, the pressure gauge reads relatively low., I have a 2010 Silverado 4x4, started having low oil pressure problems. Changed the sensor after making sure there was plenty of oil. Problem went away. Few months later had the problem again, along with a misfire on #4. Ended up having a collapsed lifter which also damaged the cam shaft., I have a 2009 Chevy silverado 5.3 and it had a code PO521 so we changed the oil sender and the valve lifter and filter and the code ... If you are reading low pressure on the mechanical gauge, then you definitely have a mechanical issue. ... The engine control module monitors the oil pressure and is looking for fluctuations based on that valve ..., Drove 10 miles and settled in at 37 psi (idle) and 45 psi driving. Accelerating held in gear gradually rises to 55 psi then at ~4500 rpm jumps to 87 psi as second stage operation jumps in. Below ~4100 rpm drops to 55 psi and then back to 37-45 psi cruise. This all sounds right to me, but curious what other folks are seeing with 2018 and newer V6., Do the following: Step 1 - Turn your ignition switch to the off position, wait for about 10 seconds. Step 2 - Turn the ignition switch to the on position, wait for 15 seconds and start your Silverado. Your gauges should now be working fine. You might also need to check the fuses and change any that are faulty., New Member. Just today I noticed that my oil pressure gauge pegs out at 80 psi anytime my engine is running. I checked my oil, and it's at normal level (on the dip stick). The oil looks fine (no milky look, so I can rule out a leaky head gasket possibility). About a year ago I had all my step motors rebuilt/replaced in my gauge cluster, so I ..., See 2018 Chevrolet Silverado 1500 technical service bulletins (TSBs) at TrueDelta, organized by model year and problem area. MENU. ... PIP5121B This preliminary information communication provides information to the technician about vehicles that have the oil pressure gauge jumps from approximately 40 lb. to 60 lb. the 4.3l (l83), 5.3l (l86 ..., 2018 silverado***** Brand new 300 miles the oil gauge holds at 40 lbs. pressure while driving when I stop at a red light the needle drops to zero and stays there until I give it little throttle it then goes up to 40 it does this every time i stop. the dipstick shows full of oil. the oil pressure light never comes on. this disturbs me. any info., The oil pressure sensor determines the pressure and sends the signals through wires to the gauge. The gauge then tells the driver the exact pressure of the oil. Now, if the wire is faulty, it’ll impede the signals from the sensor; thus, the oil pressure gauge goes from 40 to 80 within the blink of an eye., 39 posts · Joined 2021. #1 · Oct 4, 2021. today i was driving and noticed the engine light was on then i noticed the oil pressure is pinned at 80psi and i was at like 1300rpm its usually staying around 35-40psi at that rpm then i cut it off and back on and it continued to be at 80psi i have never had anything like this happen let me know if ..., I have a 2010 Silverado 4x4, started having low oil pressure problems. Changed the sensor after making sure there was plenty of oil. Problem went away. Few months later had the problem again, along with a misfire on #4. Ended up having a collapsed lifter which also damaged the cam shaft., One of the most serious issues that can happen to your Chevy Silverado 's engine is if it ends up with low oil pressure. Low oil pressure will cause the engine to seize up. When the oil pressure light on, it should be assumed that the engine locking up is imminent. We advise not running the engine until the issue can be properly diagnosed., L5P Oil Pressure issue. 2019 3500HD 125k miles. I tow a lot with a lot of weight. Last trip low oil pressure warning came up. Pressure running about 28 psi. Pulled over and checked levels, all fine. Good thing I was close to home and pressure stayed 28 or more the whole way. Now at 600 rpm running 15 psi and 90 psi at 3k rpm., I began noticing oil drips after taking my truck to an oil change place. And now a couple weeks later I notice my oil pressure fluctuating where it wasn't before. Or at least not this dramatically. @20-50 psi. Today it was closer to the twenty than the fifty. I stopped to check the level and saw it was low. Added some and pressure rose to over 40., Jims68GTCS. 656 posts · Joined 2012. #4 · Jul 13, 2018. Oil pressure fluctuates based on engine RPM, load and temperature. As long as your oil pressure remains above 20 psi at idle and 35/40 psi at an easy cruise speed you should be fine. Big Jim., I have a 03 Silverado 2500HD with the 6.0L gas motor and my oil pressure gauge fluctuating while I am driving on the flat free way in overdrive and not chang..., Silverado oil pressure gauge fluctuations in water; Fluctuating Oil Pressure Chevy Silverado. Air, the other part necessary is almost a given, but just make sure there is no restrictions leading into the EFI unit. When the customer encounters a low oil pressure gauge reading or illuminated low oil pressure lamp, it results in a panic situation., 5 posts · Joined 2017. #1 · Jan 2, 2018. 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. When it's cold the oil pressure will go all the way up to 100 psi then after it warms up, it will go back to around 60 but upon acceleration goes back up to close to 80 ..., soldsoul4foos Discussion starter. 76 posts · Joined 2013. #1 · Dec 10, 2013. Greetings fellas.... I have a 2013 DC 5.7L Tundra. On friday I noticed the oil pressure gauge fluctuating between a couple tics below mid point to 3 or 4 tics above midpoint. I've never noticed it before., #2 · Apr 19, 2018. I don't remember how far the fluctuation was in my 2005 SIlverado, but I know that the gauge in my 2009 will fluctuate anywhere from around 10 to 15 volts just during normal driving. ... Subject: Information on Voltmeter Gauge Fluctuation Due to Regulated Voltage Control System and Concerns About Camper/Trailer Battery ..., Stepper motor could have gone bad sounds like, very common issue. You can search eBay for sellers that replace all of the stepper motors in your cluster for you. …, Stepper motor could have gone bad sounds like, very common issue. You can search eBay for sellers that replace all of the stepper motors in your cluster for you. …, Oil pressure gauge stops working. There are several reasons why the gauge will stop working. It could be that the gauge is faulty, you need an oil change, or the associated fuse is blown (electrical gauge). The best thing to do is that should ask your mechanic to check the oil level first. If the oil level is low, then you need to top up., 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 ..., 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., 120 PSI It's about 50PSI too much for a duramax. Duramax's at idle run about 30PSI and running down the freeway at 70 miles an hour about 60PSI or so depending on engine load. You probably have a sensor issue. 2016 Chevy Silverado High Country 3500 Duramax LML, Banks Idash, Airdog 4G with BD performance fuel heater, Oil Bypass system., Save money fixing this problem yourselfTHIS WILL WORK ON 07 -12 CHEVY TAHOE,,SILVERADO / GMC SIERRA & YUKON, Ours will drop to 19 or 20 and when you take off jump to 60, but if your watching your stock gauges they are way off. :woopass Proud Member of "the pup bros":woopass . 2012 Chevy Silverado 2500 HD LT, CC/SB, 4x4, 6.6L Dmax LML w/Allison. BONE STOCK. With Edge Insight monitor. Remote start. 80 gallon ATTA tank. B&W turnover ball., 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..., I have a 2009 Chevy silverado 5.3 and it had a code PO521 so we changed the oil sender and the valve lifter and filter and the code ... If you are reading low pressure on the mechanical gauge, then you definitely have a mechanical issue. ... The engine control module monitors the oil pressure and is looking for fluctuations based on that valve ..., 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.