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  1. Engines/Performance/Tech Questions
    Hi everyone. I've searched the forums for this issue and I can't find my particular problem. Some background to the problem: Yesterday, the idle on my 2005 GMC Canyon 3.5 was super rough. I went through the motions: 1) Ran diagnostic, cleared computer, ran again. 2) Cleaned throttle body. 3)...
  2. I4/I5 Engine & Drivetrain
    so i keep hearing about theses iridium plugs i have been looking at ngk and acdelcos im not sure what ones i should get from those 2 or if there are even better ones out there.
  3. I4/I5 Engine & Drivetrain
    Hello Everyone, I purchased a 2004 Colorado 2wd I5 Crew Cab (76,000 miles) in November after I totaled my 2003 Tiburon GT 6-speed (AEM CAI, Custom Catback, Headers, Dry Vex Nitrous kit...) and have been reading the boards everyday and I finally decided to make some upgrades. After 1 month of...
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