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2004 Mercury Mountaineer Problems

A Cosmetic Crack May Develop on the Liftgate

for the Mercury Mountaineer

A cosmetic crack may develop on the plastic liftgate trim panel. Our technicians tell us the Ford has released a service procedure to replace the applique without damage the the liftgate glass.

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Heater Stuck on Hottest Setting Due to Broken Heater Blend Door

for the Mercury Mountaineer

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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Plastic Intake Manifold May Crack Causing Coolant Leak

for the Mercury Mountaineer

The composite (plastic) intake manifold may crack near the thermostat housing and cause a coolant leak. Ford released an updated manifold that was reinforced to prevent a recurrence. No recall was issued for this problem but Ford did extend the warranty to seven years on some models from the date of purchase.

24 Reports

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