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won't start when cold

  1. C

    1994 Aerostar with a 4.0L won't start when it's cold.

    My 1994 Aerostar 4L AWD runs perfectly but it won't start when it is even a little cold ie 0C or 32F. When it has been left overnight it turns over fast, fires now and then and backfires through the intake. If i plug in the block heater for 15min or so (a little longer when it is very cold) it...
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