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Old 09-05-2008, 12:00 AM   #14
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Join Date: Apr 2006
Location: Chi-Town
Posts: 531
My Ride: 03 M3
Originally Posted by Alex323Ci View Post
Original poster, often people forget to put back the grounding strap when messing with the coil packs. when forgotten, they do exactly what you describe. if the shop got the strap back on when checking, everything would run great again.
What grounding strap are you referring to?

I am having the sputtering issues as well. I just put new plugs in and will run the car tomorrow to see if its all good.
I was going to change the coils while in there, but I am not getting any misfire codes with a scan tool.
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