The pressure guage reads approx 40 while driving then when the vehicle is warmed up and the gas pedal is disengaged the pressure drops down to 20 amd continues to fluxuate.
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Monday, May 25th, 2009 AT 4:50 PM
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RASMATAZ
EXPERT
Check the oil pressure with a mechanical gauge if its within specs-replace the oil pressure switch if abnormal could be the oil pump or engine bearings. You can try engine flush and see what happens