2007 GMC Yukon low oil pressure

2007 GMC YUKON
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SHALAN222
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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.
Jun 28, 2010 at 3:14 AM
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MHPAUTOS
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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)
Jun 28, 2010 at 5:46 AM