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  1. R

    Strange grinding noise on 05

    Ive just got a superchips programmer, i usually leave it on tow mode which is like a 40hp gain, but thats really it. I read somewhere that someone had a problem similar to mine and his turned out to be the turbo blade rubbing on something in the housing causing the grinding noise.
  2. R

    Strange grinding noise on 05

    I have an 05 LLY and I just recently began noticing a strange grinding sounding like transmission gears. I cannot feel any grinding like you usually would if it was the trans, and im not having shifting problems. The problem usually happens after I accelerate quickly and just after the turbo...
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