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usmcchevy · 12-03-2011, 05:26 PM

X3 Get a good set of normal plugs. Platinum or Iridium are fine, just no multiple electrode/power enhancing gimmick junk like Clinebarger and bighaas said.

12-03-2011, 05:26 PM	#10
usmcchevy Has more rust than truck... Join Date: Apr 2005 Location: Ivanhoe, MN Posts: 2,421	Re: 2004 Tahoe 5.3 weird idle X3 Get a good set of normal plugs. Platinum or Iridium are fine, just no multiple electrode/power enhancing gimmick junk like Clinebarger and bighaas said. __________________ 1972 Custom/10 SWB, 4.8/4l80e Build thread LSx Swap FAQ index