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Thread: transfer case fluid

  1. 07-23-2013, 17:00 #1
    spongebob's Avatar
    spongebob
    spongebob is online now Enthusiast
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    Default transfer case fluid

    book says EXRON III and says "approved for the H-specification on the label"

    i can't find this "H" thing on any labels..
    06 1ton 4X4 duramax/6speed ext.cab WT
    Hummer wheels :^)
    dual lift pump
    Banks air intake
    427,300 miles and counting..
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  2. 11-12-2013, 14:54 #2
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    More Power
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    Arrow

    I suggest using any Dextron III or IV fully synthetic ATF. You only need 2 quarts, and it has a long service interval.
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  3. 11-14-2013, 13:30 #3
    Kennedy
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    Default

    Just run whatever you run in the transmission.

    Don't forget about the pump rub issue.
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