97 jeep grand Cherokee only misfires at above 4000ft can't feel misfire?

  • Thread starter Thread starter Greengrassgrows
  • Start date Start date
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Greengrassgrows

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Misfire goes away in the bay area which is pretty much sea level.distributor cap rotor wires plugs ECM ignition coil head including all new gaskets fuel pump o2sensor and map sensor and cat all new
 
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