99 Tahoe - #3 Spark Plug Keeps Fouling

Discussion in 'The Choo-Choo shop' started by Smartin, Oct 23, 2009.

  1. Golden Oldie 65

    Golden Oldie 65 Well-Known Member


    Should be good for another 100,000 miles :)
     
  2. JOE RIV 1

    JOE RIV 1 Well-Known Member

    I know its a old post but im getting a code of po300 on my 04 6.0 2500 hd. any tips? INtake causingthe missfire? Thanks for the help .Joe Riv
     
  3. JOE RIV 1

    JOE RIV 1 Well-Known Member

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