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Serpentine belt and coolant

Discussion in 'General Tundra Discussion' started by blaserdude, Mar 7, 2025.

  1. Mar 7, 2025 at 9:05 AM
    #1
    blaserdude

    blaserdude [OP] New Member

    Joined:
    Feb 16, 2019
    Member:
    #26168
    Messages:
    142
    Gender:
    Male
    First Name:
    Eugene
    Vehicle:
    2019 Tundra Limited Double Cab
    none
    Greetings,
    My 2019 Tundra developed a coolant leak near the thermostat housing. The belt got coolant on it . I wonder if the HOAT coolant might attack the rubber in the belt. Any thoughts?
    Thanks,
    bc
     
  2. Mar 7, 2025 at 9:14 AM
    #2
    AZBoatHauler

    AZBoatHauler SSEM#140 / 2.5 gen plebe

    Joined:
    Aug 13, 2019
    Member:
    #34576
    Messages:
    9,035
    Gender:
    Male
    First Name:
    Adam
    So.Arizona
    Vehicle:
    2017 CrewMax 4x4, 2017 LandCruiser, 2005 Sequoia 4x4
    Demello / SOB Fab Bumpers, SuperWinch, WKOR sliders, RCI skids, Baja Designs lighting, Billy 6112 and 5160 w/ CB +2, JL Audio with Alpine HU, DD 10" Exhaust, LED headlights, Rago fab mounts, 35” BFG, HAM radio
    I think you’re right to be concerned. If it’s not squeaking I may let it go for a bit but a replacement would be on my radar.
     

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