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  1. H

    now what's wrong?

    Thanks I will try that, I knew it had to be something simple
  2. H

    now what's wrong?

    Thank you! I will pull the plugs back out check the gap and reinstall them.
  3. H

    now what's wrong?

  4. H

    now what's wrong?

    Thanks, I will recheck everything tomorrow.
  5. H

    now what's wrong?

  6. H

    now what's wrong?

    I am sorry you are right! I have a 2005 chevy Tahoe with a 5.3 l vortex engine! I installed 8 autolite plugs and now I have a slightlyrough idle!
  7. H

    now what's wrong?

    I replaced my spark plugs after over 100,000 miles plus, now I have a kinda rough idle and my check engine light is flashing, and sometimes it stays on for a while! I took my time didn't damage anything and everything is plugged up correctly! Please help?

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