2003 Chevy Suburban high oil pressure

2003 CHEVROLET SUBURBAN
8,500 MILES • V8 • AWD • AUTOMATIC
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DANIELS1FAM
  • MEMBER
  • 1 POST
What causes high oil pressure
May 13, 2009 at 2:14 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check the oil pressure with a mechanical gauge if normal replace the oil pressure sending unit abnormal such as the high oil pressure could be the caused by the oil pump pressure relief valve not opening-
May 13, 2009 at 8:16 PM
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