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2000 Pontiac Bonneville HIGH OIL PRESSURE

Tiny
CL74EVANS
  • MEMBER
  • 2000 PONTIAC BONNEVILLE
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 87,000 MILES
MY CAR JUST DEVELOPED THE SAME PROBLEM, EXCEPT MINE IS JUST PEGGED OUT AT 120. I REPLACED PVC AND PROBLEM REMAINS. I NEED TO RESEARCH MORE, BUT JUST HAPPENED TODAY.
Sunday, December 16th, 2007 AT 11:23 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
You need to check the oil pressure with a mechanical gauge if it continues to be high -oil pump problem with the pressure relief valve. Could be the sending unit or the gauge itself
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Monday, December 17th, 2007 AT 12:22 AM

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