2000 GMC TRUCK OIL PRESSURE GAUGE

  • Tiny
  • stever1963
  • 2000 GMC Truck

Engine Performance problem
2000 GMC Truck 4 cyl Two Wheel Drive Manual 133335 miles

my oil pressure gauge drops then rises after switching gears in first and second but stays at 3/4 in 3rd and 4th

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Saturday, October 3rd, 2009 AT 7:02 AM

1 Reply

  • Tiny
  • rasmataz
  • Member

Check the oil pressure with a mechanical gauge if normal replace the oil pressure switch abnormal reading could be the oil pump and engine bearings

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Saturday, October 3rd, 2009 AT 10:15 AM

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