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  1. W

    LB7: 2002 to 2003 Oil Pressure Issue

    Not yet, but as the unit is showing some pressure, although very low, and it not tripping any check engine issues or faults for low oil pressure I deduce that there is adequate pressure. Before the engine c/o we only ever had low pressure on this vehicle. The gauge never came up above the...
  2. W

    LB7: 2002 to 2003 Oil Pressure Issue

    I've recently replaced a 2003 Duramax (seized) with a low mile 2002 Duramax. Problem I'm having is that I'm reading VERY low oil pressure on the stock gauge. No check engine light or anything like that and the engine is running top notch. I know the 2003 engine has the sending unit towards...
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