oil pump

  1. E

    Dash oil pressure gauge reads low

    I have a 2000 Yukon Denali with 160000(almost half is interstate miles) Last week noticed my oil pressure gauge on my dash was up and down and would go to 5 pound if not 0 if idling or stopped. I called a friend and he said it was probably the oil pump. However I drove almost 40 minutes to get...
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    • Thread
    • engines oil pressure gauge low oil pressure sensor oil pump oil sending unit
    • Replies: 6
    • Forum: GMC Yukon Forum
  2. R

    High oil pressure

    My 96 GMC Suburban (350 Vortex) started blowing steam after a trip over the Cascade mountains. Broke down in Oregon. Found a local retired mechanic who replaced the head gasket. He then called and said the oil pressure was erratic and that the rig needed a new crankshaft, bearings, and oil pump...
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