Mechanics

CHEVY OIL PRESSURE GAUGE STUCK ON 80

1987 Chevrolet Blazer

Engine Mechanical problem
1987 Chevy Blazer 6 cyl Two Wheel Drive Automatic 51,910 miles

Yes my oil pressure gauge reads 80 all the time is this a bad ggauge or is it the oil pump?
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Dsgrubb
June 28, 2008.



Could be the oil pump pressure relief valve not opening. Check the oil pressure with a mechanical gauge if normal -replace the oil pressure switch-if not engine bearings/oil pump etc-

Rasmataz
Jun 28, 2008.