Jun 172010
 

i have a 1991 mercury cougar runs ok until you pull a hill then it creeps along and jerks. what could it be?

  One Response to “mercury cougar car problem”

  1. Possibe tune up, fuel pump, sensor…

    First place to start is to pull the check engine codes. This can be done at home for free, Here is how:

    http://www.freeautomechanic.com/diagnostictroblecodes7.html

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