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  1. S

    Relentless

    misfire issue, mechanic's thought it was spark plugs, no dice, then the motor mounts, no luck, then the intake manifold leaking into #3, not the problem, lastly a new engine, got rid of it.........got a Yukon denali! no problems, absolutely beautiful truck couldn't be happier.
  2. S

    Relentless

    Hi everyone, just bought my 06 exp. xlt, and so far it hasn't been a great experience, already a grand worth of engine work, I hope it gets better, other than that............love the truck!
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