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..Find the sending unit's location on the engine block to replace the faulty one. It's often near the oil filter housing. Remove the old sending units from the engine block by unscrewing them. Then, place the new one into the engine block and screw it. Also, reconnect the tubes to the new unit and the oil pressure gauge.The 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.The oil pressure gauge, when off throttle, rapidly falls to low pressure then to normal. It returns to regular operation when I open the throttle (or increase the RPM). ... BrentP November 27, 2018 At 4:46 pm ... My silverado's oil gauge fluctuates a bit under and off throttle but it is normal. My Xterra does not and it stays in one spot (a ...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?2011 Silverado Low Oil Pressure. My 2011 silverado has about 77,000 miles on it. This morning it was -24 outside. I noticed this morning my oil pressure gauge at idle when engine was cold had a touch over 40psi. After the motor warmed up on the way to work when stopping at a stop sign it would go down to 20psi.I have a 2008 Silverado 4x4 5.3L.....check engine light came on and oil pressure gauge is either at 0 or 80. ... Same thing occurred in mine last month (check engine light and oil gauge fluctuating between 0-80) It was the oil sending unit, had repaired at the dealership for $250. ... Gauge was reading 0 oil pressure. 2008 Chevrolet Silverado ...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 crank it and the pressure will start out a little below halfway past 40 and the more i run it the more the pressure falls. I've actually had it drop completely to zero one time and ...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 ...A review of nearly 15 million words from CSR reports of Gazprom, Exxon, BP, Sinopec, Norsk, and others. Oil companies don’t like talking about climate change. As the prime movers o...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.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 ...2003 chevy silverado oil pressure gauge showed no pressure at apoox 55 mph but from a stop to appox 40 mph showes about 10 psi and then drops back to 0 psi . drove the truck about 10 miles and didn't sieze the motor. ... 2018 silverado 4 wheel dr. Brand new 300 miles the oil gauge. ... but the pressure fluctuates on the gauge and the truck act ...Oil Pressure Gauge Pegged. 2004 GMC Sierra 2500HD 4x4 4 door 6.0l gas engine. Alright I was reading other threads and I remembered one last thing. So a few months ago I did my oil change as usual. Everything was running great prior to it and even the day of. I did my oil change, closed everything up, let my truck run for a few minutes and even ...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.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 ...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.Dan Dicker, Energy contributor for TheStreet, notes with Jim Cramer the recent turn of political pressure and activity against fossil fuels....XOM Dan Dicker, Energy contributor fo...Advertisement 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...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 ...Don't send mixed signals - if your turn signal doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2015 Chevrolet Silverado 1500 LT 4.3L V6 FlexFuel Extended Cab Pickup. Add air to your tires. Properly inflated tires is the easiest way to improve fuel economy. The right tire pressure is NOT on the side of your tire btw.247 posts · Joined 2010. #1 · Dec 17, 2016. 09 Sierra 5.3...I started it up last night at about 10:30PM it was like 21* out. The oil pressure maxed out at 80. I drove it 1 mile and it went to Zero. I heard no tapping or anything that would cause suspicion on actually have no oil pressure, so i drove it 20 miles to a gas station.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 ...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, …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.Shop 2007-2013 Chevy Silverado Gauges. Hand-picked by experts! ... to install some extra gauges. They help you track all kinds of useful information, like exhaust gas temperature, oil temperature, boost pressure, and water temperature. If you go with a tachometer, ... 2019 Silverado 1500 Parts; 2018 Silverado 1500 Parts; 2017 Silverado 1500 Parts;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 filter . I feel this is low compared to my last one with the 4.3 motor which ran around 55 PSI at 65 and 40 at Idle . Thanks. I forgot to add that it now has 45000 miles on it.Full Access Member. I believe there are other postings on this subject, but basically the oil pressure gauge will fluxuate as the strain on the engine adjusts to the driving conditions (i.e. the greater the rpms the more pressure). Mine personally will fluxuate between about 40 at idle to around 60 during acceleration.Just read thru this post after my oil change today. Stock Ford filter, 10qts Mobil 1, 5W30. Took it out for a short run, and noticed the oil pressure gauge pegged. It would stick there and then drop back down to a more normal range at normal driving. Any hard RPM increase would peg the gauge.The Motor Guy. 04/16/2024. Understanding your car's oil pressure gauge is essential for engine health. It acts as an early warning system to spot potential issues early. Regularly check the dashboard readings to monitor oil pressure levels, important for lubricating engine parts. Low pressure indicates problems needing prompt investigation ...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.I have 5.3L V8 in a 1999 Chevy Z71 Pick up, 131,000+ miles, automatic. Oil was changed about 2,000 miles ago, 5W30, I have been told. Well last weekend I put about 300 miles on it and about 2,000 RPM the dash gauge (oil) would indicate 40 PSI, today it was down to about 20-25 PSI. Today idle is only about 10 PSI ( The engine is hot).Drop the pan and clean it all out and replace the oil pump. Could be just a failing sending unit too. However as others have mentioned, get a old school mechanical oil pressure gauge screwed into the sender port and get a reading, if it's fine, replace the sender, if not, then further investigation is required.Subject: Oil Pressure Gauge Fluctuation After Startup and Over 3700 RPM Models: 2015-2016 Cadillac Escalade 2014-2016 Chevrolet Silverado 2015-2016 Chevrolet Suburban, Tahoe 2014-2016 GMC Sierra 2015-2016 GMC Yukon Yukon XL Built with RPO's 4.3L 5.3L 6.2L L83 L86 LV3 This PI was superseded to update Model Years. Please discard PIP5121.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.Normal oil pressure range: Car: 25-65 PSI, 20-30 PSI at idle. Truck: 30-70 PSI, 25-35 at idle. While these pressure measurements are within the typical range, each vehicle is different. Check the owner's manual to verify that oil pressure readings are within a normal range. On the other hand, oil pressure above 80 PSI is too high.P0521 is an OBD2 diagnostic code that is triggered when your Chevy Silverado detects that the value being sent from the oil pressure sensor is out of its normal operating range.. It is typically caused by a bad oil pressure sensor or an issue with the oil system, and should be diagnosed and fixed right away. While it is possible (and even …May 7, 2022 · #chevy #cheverolet #chevysilverado #2500hd #pickuptruck #pickup #truck #oilpressuresensor #ZmeisterProductionsCheck the calibration of the gauge. Connect the sensor to you compressor regulator (1/8" npt) and confirm both gauge and sensor are accurate. Every "good" sensor I've tested has been pretty damn accurate. Gauges however are never linear. Usually pretty close at 0 and 60 but usually off a bit at mid scale. Mar 12, 2022.Measurable and Quantifiable Data on Engine Oil Pressure Gauge Fluctuation. Normal Fluctuation Range: A fluctuation of 2 psi over a 4-hour ride is considered normal for rear tires with 49 psi, while 42 psi for front tires remains constant. Cold Start vs. Warm Idling: At a cold start, oil pressure can reach around 60 psi, while idling warm, it ...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.1. Oil Level Is Too Low. The oil level dropping below the minimum dipstick line is one of the most common causes of low oil pressure. This can happen at any time, even if you've recently had an oil change. Over time, engines burn oil more quickly. This is due to piston rings wearing, seals leaking, and so on.If the oil pressure gauge in your Chevy Silverado, Avalanche, Tahoe, or Suburban is reading no oil pressure, excessive oil pressure, or if the oil pressure g...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 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.Just got my 1st oil change done. I never noticed before but now I'm getting a large amount of fluctuation on my oil pressure gauge when RPM's increase. Normal idle and run is around 30psi, With RPM increase it will spike to 80psi and then drop back down depending how hard you get on it. ... 2018 EB Fastback Premium w/PP 1994 Cobra Coupe SVT ...My oil pressure gauge does all kinds of weird things. I thought it was the sending unit. i replaced the sending unit, with what turned out to be a bad unit. the gauge still didn't work and I got a DIC warning saying no pressure. Put a 3rd sending unit in and the gauge is still messed up but the DIC warning is gone.Shop 2014-2018 Chevy Silverado Gauges. Hand-picked by experts! Pay later or over time with Affirm. *Free Shipping on Orders Over $119* FREE 1 to 3-Day Delivery on Orders $119+ Details. Hello, Sign In My Account. ... Prosport 52mm Digital Oil Pressure Gauge; Electrical; Blue (Universal; ...The common causes for these include oil pump failure, contaminated oil, worn engine bearings, and a faulty oil pressure sensor. You can diagnose this issue if …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 ...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.Oct 21, 2008 · 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.Mar 4, 2023 · Find the sending unit’s location on the engine block to replace the faulty one. It’s often near the oil filter housing. Remove the old sending units from the engine block by unscrewing them. Then, place the new one into the engine block and screw it. Also, reconnect the tubes to the new unit and the oil pressure gauge.116 posts · Joined 2002. #4 · Oct 8, 2006. just removed the oil pressure sender its located by the oil filter and clean it out spray it with some carb or fuel injection cleaner you might get away by just cleaning it this way. 1981 Toyota Celica GT 500000 mi original engine/tranny with 79 Supra F312 rear. 1996 Lexus LS 400 240000 mi and going ...Just read thru this post after my oil change today. Stock Ford filter, 10qts Mobil 1, 5W30. Took it out for a short run, and noticed the oil pressure gauge pegged. It would stick there and then drop back down to a more normal range at normal driving. Any hard RPM increase would peg the gauge.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, then bounce around. After 4 or 5 minutes it will peg at 80 and stay there the rest of the time vehicle is running. Posted by bar1shot on Mar 30, 2010.I replaced the sensor and screen as is typically the issue. The screen had some debris on it, bit not terrible. Oil level was full. Cleared codes. Oil pressure was ~30-35psi on start up after new sensor/screen. He started it up this morning and oil pressure was normal for a bit, then dropped to ~10psi and check engine light came on.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 ...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 ...The Chevrolet Silverado oil pressure sensor issue is a fairly common one. Here's why it happens and how you can fix it at home. Skip to content (855) 505-2886 Sales lines are open ... You could be driving along and notice the oil pressure gauge fall to …Oil pressure gauge going to 0 2 Answers. I recently purchased an 07 silverado with 5.3. I am a amateur radio operator and after installing my 2 meter radio now when i key up to talk my oil pressure gauge drops to zero. When i un-key it g...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 crank it and the pressure will start out a little below halfway past 40 and the more i run it the more the pressure falls. I've actually had it drop completely to zero one time and ...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.The oscillations are 1 or 2 seconds and occur at steady RPM. The needle moves back and forth a few PSI, about the width of the needle. With cold engine/oil, the PSI is 60-ish. When the 300k mile engine is fully warmed up, it is 40+ at 55MPH (1500rpm) and 20+ at idle. SaveShare.#chevy #cheverolet #chevysilverado #2500hd #pickuptruck #pickup #truck #oilpressuresensor #ZmeisterProductionsJan 28, 2024 · Pressure is now 45-50psi at startup and 40 PSI at hot idle. No ticking. High volume LS oil pumps can suck the pan dry and high pressure pumps are an unnecessary expense for a daily driver engine. 2005 Silverado 2500HD 6.0, 4L80E, NV263, AAM 10.5", 4.10:1, LTX265/70R17. "Speed never killed anyone.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.This is the first step to fix any oil pressure gauge problems. Check the oil level using the dipstick and ensure that it is at the recommended level. Also, ensure that it is of high quality, clean, and contaminant-free. If the level is too low, top it up to the recommended level. Poor quality oil should be changed.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.2014 V6 Oil Pressure Fluctuating! 5th Gen Camaro SS LS LT General Discussions ... and, if there is another port\tap where I could hook up a mechanical gauge to see what the actual pressure is! Or if anybody has any other suggestions I'm all ears. Thank You ... 2018 SS wheels, red Heritage grille, actual driving lights, ZL1 strut tower brace, GM ...2174 posts · Joined 2016. #18 · Dec 15, 2017. I would take it easy on the drive just speed limit and easy accell since you dont know what the preasure is. But being that you said it went up to 80 psi then 0 l bet it was the beginning of the end for that pressure sensor. Its probably fine.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.A. attaboy Discussion starter. 32 posts · Joined 2011. #1 · Oct 3, 2011. I've got a 99 K1500 w/5.3 w/120,000 miles. The oil pressure guage needle bounces around while the truck is ideling but stops once I get going and stays steady at around 60 psi until I stop and idel again. Should this be something to be concerned about? Thanks.Shop 2014-2018 Chevy Silverado Gauges. Hand-picked by experts! Pay later or over time with Affirm. *Free Shipping on Orders Over $119* ... Prosport 52mm Waterproof Series Oil Pressure Gauge; Electrical; Amber/White (Universal; Some Adaptation May Be Required) $45.00 (1)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.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.PaulTahoe. 30 posts · Joined 2021. #5 · Mar 18, 2021. I sold my Ford and bought a High Country 3.0 in late 2020, and that little 183 cubic inch motor amazes me every time I drive it. In my opinion 20 PSI is more than enough under light motor load, and if you notice throttle and RPM with the "drive-by-wire" system auto increases the oil ...2008 Silverado oil pressure is fluctuating. No oil pump hasn't been changed. Engine light came on and went off as soon - Answered by a verified Chevy Mechanic ... Remove the oil pressure sensor and screw a mechanical oil gauge in its place and check pressure on the gauge. Oil Pressure - Minimum - Hot: 1,000 RPM ..... 152 kPa (22 psig) 2,000 ...Oil pressure gauge pegging out. Looking for a little insight here. Not much of a truck guy. I drive a Chevy Silverado 1500, today while hauling my firewood trailer (empty). My oil pressure gauge was at 60. Usually rides at 40. After loading the trailer it pegged to 80 with the tow/haul on. I switched the tow/haul off and kept it about 1000 rpm ...Find the sending unit’s location on the engine block to replace the faulty one. It’s often near the oil filter housing. Remove the old sending units from the engine block by unscrewing them. Then, place the new one into the engine block and screw it. Also, reconnect the tubes to the new unit and the oil pressure gauge.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 ...A Silverado's low battery gauge reading may indicate a dying battery, faulty alternator, or wiring issues. Troubleshooting can involve checking connections, testing the battery and alternator, and ensuring proper grounding. Regular maintenance and inspections can help prevent such issues from arising.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 ...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.Feb 10, 2023. #1. Hey guys, so I noticed the other day while driving that my oil pressure gauge fluctuates and gets to the point that it says check gauges on the dash. I recently did an oil change and replaced the oil pressure sending unit but it keeps fluctuating and my car idles rough. I know Jeep's are particular about sensors but I went ...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.06 Silverad0 5.3L - Low Oil Pressure only during cold starts. His problem was the O-RING in between the pick up tube and the pump. According to the post, he dropped the pan and replaced the O-ring. Here's a quote from his thread: "The o-ring left residue inside the pump socket and on the tube it slides onto.That is exactly what happened yesterday driving my 08 GMC Sierra 5.3 into to, The battery gauges on most vehicles I have owned stays around 13 to 14 volts and doesn't move much unless som, Advertisement Some newer cars have a microprocessor that r, The oil pressure will be slightly lower at idle, normally between 20 and 30 PSI on mo, Surprised it kicked on at all. for chevy/gm trucks after 1987 psi recommendations as follows. With an ambient temperat, May 7, 2022 · #chevy #cheverolet #chevysilverado #2, 40 pages, full color, Rated T Cover price $3. 83 Scooby , Either I didn't notice it since I bought the truck that it , 4. Repeat the process on the LH mount starting at t, High Oil Pressure. I have been running Mobile 1 5w-30 with Fra, Ask Someone Who Owns One. * All fields required. The 2002, It's not too late to refill the Strategic Petroleum Rese, It will normally do it around 3500 RPM's. It is, 26 posts · Joined 2015. #3 · Feb 27, 2021, I'll get an low oil pressure warning get back on the throttl, 643 posts · Joined 2016. #7 · Jun 30, 2018. It soun, Mar 31, 2023 · 10 posts · Joined 2023. #1 · Mar 31, 2023. I have , A. attaboy Discussion starter. 32 posts · Joined 2011. #1 · Oct 3, .