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Random misfire

tyty101tyty101 Member Posts: 3
edited November 2015 in Chevrolet
I have a 99 chevy tahoe that has a bad random misfire I have replaced distributor cap rotor button plugs wires spider injector and have no idea what's the problem it only does it at idle when accelerating it goes away have also replaced all 4 o2 and the fuel filter truck has a rebilt motor in it with only 6000 miles on it if you have any insight on this problem please let me know


  • tyty101tyty101 Member Posts: 3
    Sorry 6000 miles
  • steverstever Guest Posts: 52,457
    edited November 2015
    Fixed. Can't fix the misfire though :'(

    Got any codes?.
  • tyty101tyty101 Member Posts: 3
    Po300 random misfire Po154 bank 2 senior 1 Po452 evap ga stank and I have a problem with the gas gage not working right
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