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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.Checked the oil levels one more time (fine). Removed the oil filter and put on adapter & gauge. Ran the truck. The truck's Oil Pressure gauge resumed the same behavior, except now it is more likely to drop to zero reading and remain whereas before it fluctuated 5-40. The manual gauge showed normal readings ~40psi with increases with RPM.2005 Chevy Silverado 5.3L Oil Gauge Fluctuating/Low Oil Pressure - YouTube. Check Details. Silverado pegged fluctuations cluster. Chevy gmc no oil pressure gauge readingSilverado gauges malfunctioning chevroletforum Chevy & gmc no or low oil pressure reading on gauge~~~ easy fixChevrolet silverado 1500 questions. Pressure oil gauge chevy ls ...Step 2 – Install the new oil pressure sending unit. Thread in the new oil pressure sending unit by hand. Tighten it further using the 1/16" deep well socket, ratchet, and extension. Then, attach the harness connector to the new switch and re-install the engine cover. Once the engine is started, you should see a normal oil pressure reading …2011 Sierra 5.3L Oil Pressure Fluctuation. I've looked through a good number of the threads on here and haven't quite found anyone with the same issue I'm having. So while cruising down the interstate, my oil pressure will fluctuate between roughly 22 and 32 PSI, with no change in speed or RPMs. It just sorta bounces back and forth, but ...If the oil pressure gets too low or too high, it will light up the oil pressure light. Remember that a faulty oil pressure sensor can give false signals to the dashboard. 2. Bad Noises from engine. The other widespread symptoms of low oil pressure are rattling and other strange noises from the engine.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.When cold takes a lot of pressure to pump thick oil, but as it warms up psi drops. Also when accelerating you should see it rise and then fall. That is totally normal. 50-60 while warmed up at ~2000 RPM. 20-30 PSI warm idle. Just bought a 2018 L5P and the oil pressure seems to jump around quite a bit. Every other vehicle I've ever had oil ...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.After driving a few miles, engine heats up, doing 60mph oil pressure is around 30, what concerns me, is hot idle in gear at a stop light say, it will drop below 20, closer to 15psig. I have to do 70mph at high rpm to get it back up around 40psi, and the gauge is all over the place. It never drops below the old "10psi for 1000rpm" but that low ...One problem may be a clogged filter screen below the sender. Another may be a faulty sending unit. A rarer cause of a fluctuating gauge can be a failing oil pump. If you ignore this problem, you may actually hear your engine get louder as your lifters get starved for oil. Eventually, this can cause severe damage to your engine.Jun 6, 2019 · Checked the oil levels one more time (fine). Removed the oil filter and put on adapter & gauge. Ran the truck. The truck's Oil Pressure gauge resumed the same behavior, except now it is more likely to drop to zero reading and remain whereas before it fluctuated 5-40. The manual gauge showed normal readings ~40psi with increases with RPM.Silverado oil pressure gauge fluctuations for sale. Oil filters are used in cars to protect engine components from dirt, dust, and debris that can clog up an engine. My oil pressure gauge drops to 0 while driving. It might be the case that there's simply a loose connection or faulty wiring that is causing the low oil pressure. You might need 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 ...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 cause issue.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 ...No mention of the '06's. 2) Other people have experienced low oil pressure while driving along - but mine is only during cold starts. 3) I have had the oil and filter changed twice - to no avail. 4) Oil level is full. 5) It isn't the gauge / sending unit - as engine noise coincides with the low pressure. Once pressure raises, engine becomes quiet.Jun 11, 2018 · 6 posts · Joined 2018. #1 · Jun 11, 2018. 2000 Silverado 4.8 2wd step side with 142000 kms. (Canadian) The oil pressure gauge does not drop to 0 when shutting off the engine. It stays about 265 Kpa until you start it then it goes up to about 325 Kpa at idle. Hard acceleration causes the gauge to go to between 450Kpa to about 520 Kpa.Another one with oil pressure sensor issue. P0521 code. Back story. 2010 Silverado 5.3l 138,000 miles. Due for an oil change. Oil pressure reads between 30-50 psi. A couple weeks back, oil pressure dropped to 10-30 and the MIL came on, code read as oil pressure sensor. Watched all the youtube vids on how to replace.From reading all of the oil pressure fluctuating posts on this site, I understand that its is completely normal. ... 2018 TRD OffRoad 5.7 gasser. Reactions ... #5 · Jul 24, 2019. The oil pressure gauge on my 2015 with the 5.7L engine varies quite a bit depending on the rate of change in the RPMs and such. It's done it since the truck was brand ...

Fluctuating Oil pressure troubleshooting. Hey, I have a 2009 GMC sierra 5.3 L V-8. About two months ago when I was on the highway I looked down and noticed my engine light was on and my oil pressure was around 20 PSI. I turn my tuner on and saw that the engine Was saying low oil pressure so I pulled over.oil pressure fluctuating. Asked by GuruF6PS4 May 03, 2020 at 07:13 PM about the 2003 Chevrolet Silverado 2500HD 4 Dr LS Extended Cab SB HD. Question type: Maintenance & Repair. my 2003 chevy silverado oil pressure fluctuates between. 35 and 37 psi at high speeds around 70 like fluctuates. abnormal. And at 65 the oil pressure holds steady at about.The low oil pressure happened after a valve job, heads, gaskets, timing chain, cam, oil pump all changed out on a 2009 1500 silverado 5.3L . {Oil pressure was fine before this} Brought it home from a retired mechanic; Pressure started out at 40 and drops to 10. Have changed the sensing unit and screen, dropped the oil pan and …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.

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.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)The vehicle is a 2005 K2500 Suburban with the 8.1L Vortec engine with approximately 145,000 miles. The engine has been maintained with oil & filter changed at regular intervals. I am the second owner. We don't put many miles on the vehicle - about 70k in over 6 years. Several years ago, at about 100k miles the oil pressure dropped to zero ……

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Another one with oil pressure sensor issue. P0521. Possible cause: They convey the status of various systems like your engine, transmission, and electri.