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water pump

  1. General Discussion
    I have been working to replace the water pump on my boyfriends truck. I ran into some issues and a storm rolled in. As of now, I have everything taken apart and even the fuel injector disconnected. This morning I heard a noise like a vehicle trying to turn over repeatedly. I wasn't sure what it...
  2. 06-07 LBZ & LLY Duramax Powertrain
    I just did an engine swap on my 2006 LBZ I replaced everything that turns and supports the engine in any way shape or form I have a horrible whining sound coming from the front of the engine I suspect it's either the new CP3 pump or the new water pump gears it sounds just like a gear drive cam...
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