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2007 GMC Yukon low oil pressure

Tiny
SHALAN222
  • MEMBER
  • 2007 GMC YUKON
Engine Mechanical problem
2007 GMC Yukon V8 Two Wheel Drive Automatic

2004 yukon denali with low oil pressure message. Gage reads 0 at idle and about 20 driving. Changed oil pressure switch and oil pump. Problem persits. Now I have a nocking on engine. Out of ideas.
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Monday, June 28th, 2010 AT 3:14 AM

1 Reply

Tiny
MHPAUTOS
  • MECHANIC
  • 31,937 POSTS
Hi there,

You will have to check the oil pressure with mechanical gauge, if the pressure is still indication low, you will probably have a bearing problem, the knock is a problem, that will be lack of oil to a bearing.

Mark (mhpautos)
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Monday, June 28th, 2010 AT 5:46 AM

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