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Exhaust knock

Discussion in 'Performance and Tuning' started by Vince, Jun 29, 2019.

  1. Jun 29, 2019 at 7:29 AM
    #1
    Vince

    Vince [OP] New Member

    Joined:
    Feb 6, 2019
    Member:
    #25706
    Messages:
    457
    Gender:
    Male
    First Name:
    Vincent
    Terre du lac, Missouri
    Vehicle:
    2011 White DBL cab 5.7
    K&N intake, Air bags
    Got a engine knock after first start up idle as soon as the go pedal is touched it stops does this until she is warmed up any one else have this problem?
     
  2. Jun 29, 2019 at 7:32 AM
    #2
    Boxer310

    Boxer310 New Member

    Joined:
    Nov 4, 2018
    Member:
    #21329
    Messages:
    272
    Gender:
    Male
    Vehicle:
    2018 white tundra crewmax sr5
    I haven't had this problem
     
  3. Jun 29, 2019 at 7:49 AM
    #3
    Rubberdown

    Rubberdown Spilling my guts here.

    Joined:
    Jan 23, 2019
    Member:
    #24972
    Messages:
    1,231
    Houston, TX
    Exhaust leak?
     
  4. Jun 29, 2019 at 7:50 AM
    #4
    Vince

    Vince [OP] New Member

    Joined:
    Feb 6, 2019
    Member:
    #25706
    Messages:
    457
    Gender:
    Male
    First Name:
    Vincent
    Terre du lac, Missouri
    Vehicle:
    2011 White DBL cab 5.7
    K&N intake, Air bags
    No it's a tap like a exhaust valve sticking it goes a way after the truck hits temp.
     
  5. Jun 29, 2019 at 7:59 AM
    #5
    Rubberdown

    Rubberdown Spilling my guts here.

    Joined:
    Jan 23, 2019
    Member:
    #24972
    Messages:
    1,231
    Houston, TX
    Leaky lifter?
     
  6. Jun 29, 2019 at 8:00 AM
    #6
    Vince

    Vince [OP] New Member

    Joined:
    Feb 6, 2019
    Member:
    #25706
    Messages:
    457
    Gender:
    Male
    First Name:
    Vincent
    Terre du lac, Missouri
    Vehicle:
    2011 White DBL cab 5.7
    K&N intake, Air bags
    Possible no smoke when she starts up I'm not real sure it sounds like an old 5.9 cummins when she does it though
     

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