High oil pressure gauge

Tiny
KARALEE1188
  • MEMBER
  • 1999 GMC SUBURBAN
  • 3.6L
  • 6 CYL
  • 4WD
  • 15,000 MILES
Oil pressure gauge maxed out when driving.
Tuesday, April 30th, 2019 AT 2:19 AM

1 Reply

Tiny
PATENTED_REPAIR_PRO
  • MECHANIC
  • 1,853 POSTS
Get another reading with a hand held oil pressure gauge and if this reading is normal, then either the sender or the original gauge is bad. Try a new sending unit first.
I am having a difficult time finding a 3.6l engine in a 1999 GMC Suburban, are you sure? Can you give me the VIN?
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Tuesday, April 30th, 2019 AT 2:32 AM

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