oil pressure

2001 GMC YUKON
217,000 MILES • 6 CYL • 4WD • AUTOMATIC
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BHSHAW
  • MEMBER
  • 1 POST
low oil pressure indicator keeps coming on even after oil change..what could be the problem
Mar 23, 2011 at 3:39 AM
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CARADIODOC
  • CAR REPAIR CONTRIBUTOR
  • 34,309 POSTS
Have the pressure checked with a mechanical gauge. If it is really low, suspect worn bearings. If it is normal, suspect a defective sending unit for the gauge.
Mar 23, 2011 at 3:51 AM
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FIXITMR
  • CAR REPAIR CONTRIBUTOR
  • 9,990 POSTS
does it only come on at idle? is idle speed to specs? you could try higher viscosity grade to see if that does the trick?
Mar 23, 2011 at 5:10 AM
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