allison trany

Discussion in 'General RVing' started by mcarter, Aug 24, 2005.

  1. mcarter

    mcarter New Member

    I have a 2001 duramax/ allison 57,000 miles. ther has been fluid comeing out of the breather tube on top of trany. (not all the time ). I put a computer on it and it gives me a 1721 coded. Can you tell me what that code is? trany temp never gets over 200.

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