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1998 Mercury Mystique Question: Why does my auto trans upshift VERY HARD when car is hot?



, Gainesville, FL, September 13, 2011, 09:12

2.5L V6,auto trans, LS

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  • Answer #1

    TRansMan2 from CSI Wholesale Transmissions, September 13, 2011, 09:29

    It sounds like it may be an electrical problem but more information is needed. Please scan the vehicle and tell me the code(s) that it shows.

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