acceleration problems

  1. Pgy

    O2 sensor question

    Hi! I'm having some trouble with my Jeep Liberty 2003, 2.8 CRD, it's losing pulling power, not accelerating - mostly uphill. To describe the issue, even though i press the gas pedal, it slows down, rpms drop, it downshifts and then it gets a sudden "power burst" rpm go quickly up to 3k or...
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