Seems like you're all talking about similar issues that I'm having. I have P03000 Rand/Mult Misfire, P031000 Cyl 1, P034000 Cyl 4, P200600 Intake man run cntrl bank 1, P201500 Intake Mnfld run pos sens/switch circuit, P130A00 Hide cylinder. Engine runs like Quasimodo, stinks of fuel, and smoke...