2000 GMC Yukon low oil pressure

2000 GMC YUKON
167,000 MILES • V8 • 4WD • AUTOMATIC
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MWINDMAN
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My Yukon has been running low oil pressure below 40 and I drive about 100 miles a day; Yesterday I got 3/4 the way home and it sounded like it was low on oil and the pressure dropped to around 10; Is this the oil pump or maybe oil filter dirty in the pan?
Aug 28, 2009 at 12:40 PM
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RASMATAZ
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  • 75,992 POSTS
What you need to do is hook-up a mechanical gauge where the oil pressure sending unit is-normal pressure replace the oil pressure switch abnormal could mean oil pump and engine bearings
Aug 28, 2009 at 7:38 PM