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700r4 lockup at 55. normal??

Discussion in 'The Garage' started by LEEREED123, Apr 16, 2007.

  1. LEEREED123

    LEEREED123 1/2 ton status

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    on my 700r4 i'm not getting torque convertor lockup until 55mph.
    is that normal?
    maybe it's just me, but i though lockup came at 45 on those. and if so, how do i fix it?
     
  2. Chaddy

    Chaddy 1/2 ton status GMOTM Winner

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    50 is about right. Did you change tire size or gears?
     
  3. LEEREED123

    LEEREED123 1/2 ton status

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    yes on tires, 31's to 33's, but changed the drac.
     

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