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2009 Mercury Mountaineer Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2009 Mercury Mountaineer

2009 Mercury Mountaineer Problems

A failed heater blend door or actuator can cause the temperature control for the HVAC system to stop working. A clicking sound from the dash area would commonly indicate an actuator fault. If the heater gets stuck on the hottest setting, the heater blend door may be broken requiring replacement of the heater box to repair the issue.

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2009 Mercury Mountaineer Questions

I brought my Mountainare to the dealer a week ago cause of transmission problems,, have not seen my truck in over a week. The manager says they are waiting on a tourqe something and have installed a new tranmission pump seal and gasket.. why is finding a part so difficult for this transmission>?

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