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  1. S

    6.0 litre missfire

    im getting p0266 engine code and its missing. i have changed all of the injectors and even swapped 2 and 4 injector to see if the miss would move and it didnt. i have replaced the ficm the ipr and the icp. i dont know what else to do. would anyone be able to help me? it would be greatly...
  2. S

    missing 6.0 litre

    i have an unusual problem. i get code p0266 and the injectors are all brand new. also i have installed a new ficm. the truck starts up fiine and runs good for a couple minutes and then it starts to miss like its going out of style. im at my wits end any help would be greatly appreciated.

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