133043, RE: Anyone with the stuttering/misfire problem read this.
Posted by eclipse RS-T, Dec-31-69 06:00 PM
Originally posted by paul97
Hello I have a 97 GSt and had the same problem!! I check boost leak, plugs and just about everything else. It turned out it was the plug wired although the wires seemed to be working they failed under a load I replaced the wires with NGK ME77 that I purchased from Ohe’s Performance Parts Now it pulls thru all gears and no sputter
I have aftermarket and stock wires, i changed them out a no difference. The plugs look good. Do you have a 4g63?
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