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overdrive turning off

  1. U1000 code and Overdrive issue

    General Discussion
    I just got a 2006 nissan frontier a couple of weeks ago. On my way home from work, the overdrive began to randomly turn off and turn back on which resulted in an rpm spike and a jolt from the transmission. The check engine light also came on. When read the code it said U1000. I've looked all...
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