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When it's cold the low oil pressure indicator comes on. I
When it's cold the low oil pressure indicator comes on. I think I'm hearing a little noise from the lifters when this happens. After a few minutes it seems to straighten out. … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
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I have a 2009 GMC Acadia. Just did an engine rebuild. New
I have a 2009 GMC Acadia. Just did an engine rebuild. New piston rings, main bearings, rod bearings, timing chains, oil pump, and gaskets. Fired it up it, and it purred like a kitten. After a few more… read more
Tim\u0027s Auto Repair
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I still have the same problem 2007 gmc Yukon the code still
I still have the same problem 2007 gmc Yukon the code still fixed I replaced ecm and programmed dont help… read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
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Have a 2008 GMC Yukon 1500 XL .I bought it from auction and
Hey I have a 2008 GMC Yukon 1500 XL .I bought it from auction and while it was at a stand still oil pressure would drop to 0. We went ahead and bought it because we got a fair deal , we started with a… read more
Tyler Henry
Tyler Henry
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Has engine tick and also low oil pressure at idle, after
Has engine tick and also low oil pressure at idle, after warmed up … read more
Roman Bihansky
Roman Bihansky
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Lifter ticking. For about a wee, k. And it's most definitely
This is the second time in 2 months it has happened since engine rebuilt… read more
Jared D
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Low oil pressure at idle when cold but after it warms up it
low oil pressure at idle when cold but after it warms up it doesen't have a problem … read more
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I hear a tapping sound at idle and while running. 160000,
just started in last week or two... hope to fix it myself … read more
Tyler Henry
Tyler Henry
Technician
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3,055 satisfied customers
2008 Yukon Denali xl started hearing a noise from engine
2008 Yukon Denali xl started hearing a noise from engine area similar to when kids put a baseball card in the spikes if their bike. Increased loudness with higher rpms. Took it to GMC, couldn't find a… read more
Tyler Henry
Tyler Henry
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We changed the pil. 2005 Yukon Denali xl 1500. We changed
We changed the oil pump because the oil pressure alarm … read more
Gary
Gary
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Vocational, Technical or Trade Scho
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Replaced collapsed lifter...still have low oil pressure
replaced collapsed lifter...still have low oil pressure light and stabliitrack light … read more
Gm Tech (Cam)
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Vocational, Technical or Trade Scho
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Trying to figure out if the 4200 vortec oil pump is in the
trying to figure out if the 4200 vortec oil pump is in the oil pan or the front cover? … read more
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Eric
Retired
N/A
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GMC YUKON: Mark, I have a 2010 GMC YUKON DENALI with
Hi Mark, I have a 2010 GMC YUKON DENALI with 6.2L W/126,000 miles & had a lifter failure on no.#4 cyl.my repair shop replaced all the lifters w/ p/n#12499225 lifter set, after this repair my eng.oil p… read more
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Vocational, Technical or Trade School
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I have a 2008 GMC Yukon Denali. I've gotten the low oil
I have a 2008 GMC Yukon Denali. I've gotten the low oil pressure chime and message a few times lately. This occurs when the engine is idling. The pressure then goes up to 30 or so when the vehicle is … read more
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1998 GMC: 1998 5.7 eng GMC...Started it one day and it has
1998 5.7 eng GMC...Started it one day and it has an erratic tap....on and off..checked the valve train ...its ok....sounds like a valve tap but it will tap at an idle like 10-20 times in a second and … read more
Gary
Gary
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GMC Yukon XL 1500: I am replacing the cam a lifters due to
I am replacing the cam a lifters due to a lifter roller failure. I want to replace the timing chain also because of excess slack. How due you disconnect the oil pickup tube from the crank mounted oil … read more
Gary
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GMC 1500 sierra: 2005 gmc 1500 sierra 6.0L vortec steel block
2005 gmc 1500 sierra 6.0L vortec steel block with aluminium head. I,ve had low oil pressure upon start up below 20 for about 6 month then after driving the normal operating pressure is 40. the lag tim… read more
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GM yukon denali: I have a 2003 gmc yukon denali with approxiamately
I have a 2003 gmc yukon denali with approxiamately 246,000 miles. I keep getting oil pressure low reading when the truck is idling or warming up, but when I run it, the oil pressure gauge does fine. I… read more
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Chris (aka-Moose)
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Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

1,966 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

1,589 satisfied customers

GCM master tech over 25 years

Dave Nova

Dave Nova

GMC Technician

929 satisfied customers

ASE Master Certification. GM World Class Certification

Chris (aka-Moose)

Chris (aka-Moose)

GMC Technician

766 satisfied customers

16 years of experience

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

Don - Mo Lurch

Don - Mo Lurch

ASE Certified Technician

248 satisfied customers

GM, GMC, Chevrolet Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics

Mike S.

Mike S.

ASE Certified Technician

241 satisfied customers

GMC N.A.I.S.E. Certified Auto-Mechanic

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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