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thumping

  1. How to fix the clicking in the rear of an EXT

    OEM Issues
    Just wanted to put this out there for all of you! I experienced an issue where every time I started the TB Ext there was clicking for the first 5 minutes. It sounded like it was coming from the back right. I came to find out that it was coming from the HVAC unit that is located under the...
  2. AWD Thumping noise

    4x4 Drivetrain
    This is my first time on this site so I am sorry if this post goes somewhere where it shouldn't, I am still learning my way around the site. I just purchased an 05 Envoy and with our first snowfall in the Northeast I put the Envoy in A4WD. There is a terrible thumping noise when using this that...
  3. Grinding and thumping in front wheels

    OEM Issues
    My 02 TB with 39k on her had some grinding and thumping up front. First noticed it at low speeds backing out of driveway and pulling away. Sounded like brake pads were engaged with sand in them. The thump was like a steel rod jammed in the tire hitting the undercarriage. Kinda like baseball...
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