Q: Code Miss fire #4 new plugs, wires, coils. Idles bad only in drive. runs normal. New clatter noise like bad gas? when excelling
So my check engine light came on. Ran code scanner said coil. Replaced both coils plugs wires air filter and belts. reset code. In no time light came back on. Reread code say #4 misfire. Pulled apart. Looks good gap right no oil no breaks but Runs very rough when in drive idleing;hot or cold, not in neutral. Seems to run regular while driving ( not when I stop) but I have like a clattering noise in excelling like bad gas or too much gas.
My car has 175000 miles.
My car has an automatic transmission.
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