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1-4 of 4 Results
  1. Drivetrain
    2006 sierra 2500hd lbz duramax, extended cab long bed, 1 piece aluminum driveshaft, 150k miles. Stock besides efi live tune, lift pump, and 4” exhaust. Recently, when reversing into a parking spot i’ve heard what almost sounds like a rubbery/dry rotational squeak/squeal that sounded like a bad...
  2. 2001 - 2007 (GMT800) Non Powertrain
    So a week ago I did a full brake replacement and ran into an abs problem and a shot bearing so I replaced both wheel bearings, both CV axles. After about 2 hours of driving its back to having a slight squeak every rotation of the wheel but gets louder while turning. Could this be the pads...
  3. General Discussion
    Over this last weekend, my truck started making a loud screeching noise that sounds like a giant cat in heat is under the hood. It only happens when my foot is on the pedal, not even hard, just anything past getting out of a parking spot. I can sit in the park & neutral, and it'll still make the...
  4. 11-16 LML Duramax Powertrain
    Hey everybody 2011 3500hd I have a very loud and obnoxious noise coming from the firewall area at the turbo. Starts around 1200rpm and almost changes frequencies when I’m driving. Even when the cruise is set, it’ll change from low to high back to low. Like a squeal/whistle. I thought for sure...
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