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  1. A

    99 tahoe issue

    It is the plugs, black and a bit wet!!!
  2. A

    99 tahoe issue

  3. A

    99 tahoe issue

    The plugs are black and Wet!!!
  4. A

    99 tahoe issue

    Right side plugs are nasty, left side clean. engine starts fine, but needs to sit for a couple of minutes before driving or it is very sluggish. Any ideas?
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