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My 2001 5.3 Tahoe had 40 psi of oil pressure all of the
My 2001 5.3 Tahoe had 40 psi of oil pressure all of the time. One morning I started it up and it had zero oil pressure and my lifters began to tick. I immediately turned the truck off and researched t… read more
Quentin
Quentin
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Associate Degree
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Oil pressure starts out at around 40 psi when cold. When
Oil pressure starts out at around 40 psi when cold. When warmed up it drops to 30 psi at around 1500 rpm. warm idle is 5 psi or so. Light comes on to check gauges. Oil Pump? New pressure sending switc… read more
ChristianH1123
ChristianH1123
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2011 chevy Silverado 5.3 oil pressure gauge drops to zero
2011 chevy Silverado 5.3 oil pressure gauge drops to zero after approximately 5 miles. Removed sensor and attached manual pressure gauge and pressure showed 25 lbs. replaced sensor, but still have sam… read more
Ray Daye
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2018 silverado 4 wheel dr. Brand new 300 miles the oil gauge
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 the… read more
Chris (aka-Moose)
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20004 tahoe. 5.3 l engine. A littel over 145,000 miles. Oil
20004 tahoe. 5.3 l engine. A littel over 145,000 miles. Oil pressure drops to zero on gauge and tach is not working either. All other gauges working correctly.Garage replaced sensor. Worked for a few … read more
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I have a GMC 2004 Envoy it is a 2wd with 4.2L SFI DOHC 6
I have a GMC 2004 Envoy it is a 2wd with 4.2L SFI DOHC 6 cyl. engine. I have just started having an issue where my oil pressure gauge with dip down to zero when the truck is idilling but when driving … read more
David Craig
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I have a 1999 Chevy Tahoe, 5.7 vortex engine. My oil
I have a 1999 Chevy Tahoe, 5.7 vortex engine. My oil pressure gauge went from 40 to zero. I change the oil pressure sending unit but same thing happen, then I change the oil pump, oil and filter and i… read more
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On cold mornings around 32°f and under my truck won't build
On cold mornings around 32°f and under my truck won't build oil pressure unless I get rpms up to 1500rpm maybe 2000rpm on really cold days eventually after the oil gets warmed up it will idle and hold… read more
Gary
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Vocational, Technical or Trade Scho
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Chevrolet Tahoe LTZ: i have a 2004 Tahoe LTZ 5.3 flex fuel
i have a 2004 Tahoe LTZ 5.3 flex fuel engine, on my instrument cluster i have no oil pressure on it . i put a manual gauge on it an i have oil pressure .I have had the cluster checked an they say its … read more
Virtual Wrench
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Chevrolet Suburban 1500 LT: I have a 2001 Chevy Suburban with
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Dave Nova
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Associate Degree
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i was driving my 2007 suburban and the oil pressure dropped
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Dave Nova
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Chevrolet Tahoe 4x4: Our initial problem with our 2007 tahoe
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Gary
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2005 Chevy: 125,000 miles, #1 cylinder not firing..oxygen sensor
2005 Chevy 5.3 liter 125,000 miles, #1 cylinder not firing at idle. What do I need to replace to fix. Replaced spark plugs and oxygen sensor and this did not fix the problem.… read more
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2005 Chevy Tahoe: PSI...the engine warms up, the oil pressure drops
I have a 2005 Chevy Tahoe and the oil pressure starts initially around 38 to 40 PSI then drops to around 30 PSI. Once the engine warms up, the oil pressure drops to 22 PSI and then to 20 PSI. Any idea… read more
GM Tech (Cam)
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My 08 Silverado (5.3 v8, 67000 miles..Dipstick..right back
This morning i noticed the oil pressure gauge on my 08 Silverado (5.3 v8, 67000 miles) was reading just above 0,,right above the red line at zero, Dipstick shows plenty of oilm was changed about a mon… read more
Daniel
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2002 Tahoe: the oil pressure gauge..going down..knocking..back down
I have a 2002 Tahoe with 254K. Recently I''ve had problems with the oil pressure gauge going down to zero while in idle and the engine will begin knocking. Once I give it some gas, the pressure goes b… read more
cartech
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2000 chevy tahoe: the brake light..abs light..service engine soon
2000 chevy tahoe .While I was driving, the oil pressure gauge fell to zero, stopped to check oil, and it looked fine. When i started driving again, the brake light, abs light, service engine soon ligh… read more
GM Tech (Cam)
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2003 trailblazer: Before shutting down my engine..oil pressure
2003 trailblazer. Before shutting down my engine I noticed oil pressure was at zero. Very alarming. I shut the engine off and restarted upon which oil pressure read 40 (mid range). I checked the oil l… read more
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Meet the Experts:

Gary

Gary

Chevy Technician

9,659 satisfied customers

15 years GM master tech

Tim&#039;s Auto Repair

Tim's Auto Repair

mechanic

9,646 satisfied customers

Have owned a repair shop for 25 yrs.

Dave Nova

Dave Nova

Chevrolet Technician

7,092 satisfied customers

ASE Master Certification. GM World Class Certification

Chris (aka-Moose)

Chris (aka-Moose)

Technician

3,526 satisfied customers

24 years of experience diagnosing & repairing

Jerry Newton

Jerry Newton

Chevy Technician

2,804 satisfied customers

ASE Master Technician, L1, Master GM Technician. Over 20 years of bumper to bumper GM experience.

Mike S.

Mike S.

Chevy Mechanic

2,390 satisfied customers

ASE Certified Master Technician

goodwrench9124

goodwrench9124

ASE Certified Technician

2,045 satisfied customers

Ase Master Certified, GM Master Certified Tech. Awarded GM Top performer, Hybrid certified

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