N14 Ticking Sound

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Letsgobarbie, Jan 6, 2022.

  1. AModelCat

    AModelCat Road Train Member

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    Exhaust leaks are loud.
     
  2. rustymike

    rustymike Bobtail Member

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    I had a similar problem with one of those redheads. Front left corner of the number 3 head. Didn't break
    a head bolt, but did blow the gasket.
     
    little cat 500 and Smellfunny Thank this.
  3. Letsgobarbie

    Letsgobarbie Bobtail Member

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    That’s loud!
     
  4. qak

    qak Bobtail Member

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    UMM you can literally see the exhaust leak in the video
     
  5. Letsgobarbie

    Letsgobarbie Bobtail Member

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    Yes, I see that but I’m trying to get more ideas, etc. One thing I notice is that when I’m driving, and use the jake, the sound goes away completely until I accelerate again. Could that confirm a leak maybe?
     
  6. qak

    qak Bobtail Member

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    Yes because under Jake's it's negative pressure
     
  7. Letsgobarbie

    Letsgobarbie Bobtail Member

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    Do you know if a blown head gasket would sound like this also? Like the negative pressure would quiet the sound until accelerating again?

    Thanks again!
     
  8. AModelCat

    AModelCat Road Train Member

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    Why not just fix the leak? You know its an issue, even if its not the issue.
     
  9. Letsgobarbie

    Letsgobarbie Bobtail Member

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    In the process of doing that but because some idiot at pilot forgot he had a trailer and hit the front end ruining the hood assembly, it’s impossible to open without breaking the hood altogether. So just waiting but I wanted to get an idea of what to check for before I proceed.
     
  10. qak

    qak Bobtail Member

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    Yes an n14 with a blown head gasket will sound exactly like that but if you narrow down which head to change it's easier that a new engine by far