CHECK GAGUES

1990 GMC C1500

Tiny

mno221

April, 6, 2011 AT 1:28 AM

1990 gmc pu, my check gauges lite came on and my oil pressure is registering past 60. What can cause that.

FOUND 779 RELATED QUESTIONS

5 Answers

Tiny

rasmataz

April, 6, 2011 AT 2:23 AM

Past 60psi-could be the oil pressure relief valve not opening-check it with a mechanical gauge

Tiny

mno221

April, 6, 2011 AT 4:50 AM

Thanks

Tiny

mno221

November, 14, 2011 AT 4:44 PM

Is the oil pressure relief valve the same as the oil pressure switch, oreily only show a switch not valve?

Tiny

rasmataz

November, 14, 2011 AT 5:08 PM

No, the oil pressure relief valve is in the oil pump-the switch reads the pressure-the oil pressure relief valve controls the oil pressure

Tiny

mno221

November, 15, 2011 AT 2:44 AM

Thanks

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