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  1. 06 Front end vibration/bounce at 45mph

    My 06 2500HD started bouncing, at first it felt like the typical frame beaming, but weight in the bed doesn't effect it. It only happens between 40-50 mph being the worst at 45. It happens while accelerating and decelerating and I have narrowed it down to the front end. All front suspension and...
  2. Vibrations over 70 MPH

    11-16 LML Duramax Powertrain
    I have a 2011 Danali HD 2500 with 18000 miles. When I bought my truck in January I had a vibration over 73 MPH. Not sure where it's coming from. I thought it was the shaft out of balance or wheel out of balance. The dealer told me this is normal but Im beginning to believe otherwise. It is...
  3. Noise in 4wd

    07.5-10 LMM Duramax Powertrain
    I have a Silverado 2500HD crew and a CST 6" lift with 35" tires installed after 5000 miles. I now have 52,000 on her. Never had any issues with the 4wd system until I was in heavy rain a couple months ago traveling about 40mph and switched in to 4 high. I heard a terrible roaring sound and...
  4. Vibration

    911 Problems Forum
    Ok so im getting a vibration now at about 60mph-75mph. I noticed it over the weekend and it felt like it was coming from the front end. Took it in thinking it was wheel bearing issuses. They didnt have any play in them but my dealer replaced both anyways. Driving home I still have the vibration...