Rough Idle
#1
#7
do this bro.... put your truck in a garage with the lights off. pop the hood, start the engine, and watch for a little blue arc under the hood anywhere near any of the ignition wires/hardware. if you see an arc near a wire, change out the wires, otherwise, if you see nothing, do the coil pack.
#10
do this bro.... put your truck in a garage with the lights off. pop the hood, start the engine, and watch for a little blue arc under the hood anywhere near any of the ignition wires/hardware. if you see an arc near a wire, change out the wires, otherwise, if you see nothing, do the coil pack.
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