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  1. Motor throwing codes P0351 and P0301

    I4/I5 Engine & Drivetrain
    My 2008 Colorado starting throwing the codes P0351 (Ignition Coil A Primary/Secondary Circuit Malfunction) and P0301 (Cylinder #1 Misfire). I'm at a complete loss at what may be causing this, I have switched the #1 coil with the #2 coil and the misfire did not follow the coil. The problem...
  2. Cylinder Head Warranty

    I4/I5 Engine & Drivetrain
    So heres the deal, i took my '06 truck into my mechanics last weekend cause i noticed that it was idling rough. They determined that the seals on my heads were bad and i had them look up the description of the cylinder head service bulletin and they said that is what the problem was. My truck...
  3. Another Coil Pack Gone Bad???

    I4/I5 Engine & Drivetrain
    So my 06cc has about 105k miles on it... Just took it in today because it was misfiring again and they said i need to have coil pack numbers 3,5 replaced... and they already replaced 2,4 maybe 6 months ago. Is this common or is something wrong that is causing this to happen?
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