Quote:
Originally Posted by Gary Yarbrough
Thanks for the suggestions so far. When I pull the plug wires 1 at a time, all of them do make the idle rougher. However, there are some with a very strong loud spark (I can actually see it) and others that seem much weaker. So, I'm thinking I need new coils as suggested. So, I have a related question. Given that the plugs and wires are about 1 year old, should I also replace them when I do the coils or are they most likely okay?
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If you find that the weak spark comes from a pair of plugs with a common coil,
ie 1-6, 3-2, then that would be a clue on needing coils.