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  1. Turbo's Stock and Aftermarket.
    I was removing the turbo to rebuild it and upgrade both the compressor and exhaust wheel. While I am in there I wanted to remove the vanes to clean them and everything associated with the hot side. 8 of the 9 vanes came off without an issue but of course the last one snapped off the stud they...
  2. General Discussion
    I have a 2012 lml and for whatever reason my turbo vanes are operating in a backwards order. At idle my turbo is wide open causing a high pitch whistle but as I speed up and do down the road it closes up. Never gets too low usually sits around 40% open going down highways and 90-96% open at...
  3. 04.5-05 LLY Duramax Powertrain
    I have an lly duramax with 170k miles on it, everything is stock besides a cold air and efi live, I am having low end boost problems and it seems like my wastegate is stuck open. I've ran a boost leak tester and there is no boost leak, so I've narrowed it down to the solenoid actuator, and I was...
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