Questions & Answers for: Mercury Mountaineer actuator heat

ac on heat....heard repeated thumping noises from behind the glove box when it stopped the ac was stuck on heat blend door actuator may be bad

...i turn on my heat. 2002 Mercury Mountaineer This should be a faulty blend door actuator inside the dash. Depending on if its the left or right actuator you may have to remove the dash to gain

...heat This sounds like the blend door actuator. This is a little door in the vent box down under the passenger side dash that opens and closes to change the vent temperature from heat to a/c. It is a ...

...Heat blend door actuator malfunction. This door switches from A/C vent to heater core vents via an actuator motor.Very Typical problem on Ford/Mercury/Lincolns vehicles. There are multiple actuators ...

when turn on vehicle to let warm up thermostat guage registers regular but will not blow hot air when set to heat sounds like its the blend door actuator

...heat also. Where is the actuator located? How do I test it A/C ran pefectly upon using one minute and failed at the start up the next 10 minutes. I currently hear the actuator operating without gear ...

...heat also. Where is the actuator located? How do I test it A/C ran pefectly upon using one minute and failed at the start up the next 10 minutes. I currently hear the actuator operating without gear ...

heat problem have NO defrost, but there is heat to the back seat area. anyone have a clue your vents by opening doors in the system by levers or actuators may be just the heat switch

the heater on my 2005 mercury mountaineer blows, but won't heat up switch or actuators that change from hot to cold not working

...for heat or cold for air. I have replaced the air door blend actuator but when I turn heat/air on manually the switch on the actuator doesn't move.Any ideas? CHECK THE MODE ACTUATOR ON DRIVER'S ...