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  1. #1

    Thumbs down speedometer problems

    hi all. have 90 chevy 350 automatic speedometer wont work.
    700 put in new speed sensor and cluster gauges still won't wont work .
    gauges all work.
    is there anything in between speed sensor &speedometer that could cause this?
    wires all look good.
    thank you tom

  2. #2
    murdog94's Avatar
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    Feb 2008
    Cloquet, Minnesota, United States
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    Sounds like the reluctor wheel that is in the tranny is shot which isnt to uncommon... but i would troubleshoot a little further just to be sure since it requires a tranny overhaul to get it replaced.


    1997 Chevy S-10 Blazer 4X4 with 330K miles and counting (Hunting rig).

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