1999 Mercury Grand Marquis "blend door" Questions

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...blend door not working does not seem to have power to motor removed blend door motor replaced with new motor before installing motor plugged motor into harness to test changed temp new motor does not ...

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Question about Mercury Grand Marquis

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...Blend Door Actuator may be stuck or it is inoperative. The actuator is not fixable, if it fails, it must be replaced. Follow the instructions to remove and replace it. Disconnect battery negative ...

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Question about Mercury Grand Marquis

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blend door failure replace the blend door motor, unless the blend door itself is broken then theres a replacement door or box that need to be installed, this is a big job, the dash needs to be removed

Question about Mercury Grand Marquis

1 Answer

...ATC. No matter what cabin temp or mode (ie. vent, Heater AC..) I set the vehicle at the blower motor pumps hot air. Could this be a Blend Door and/or Blend Door Motor problem? Please advise. blend ...

Question about Mercury Grand Marquis

1 Answer

...blend door is not working? If yes, it's the control head or the temp blend door motor on th plenum case under the dash. Buy used on ebay. DO you have manaul or electroic controls? If electronic A/C ...

Question about Mercury Grand Marquis

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...blend door is stuck in cold position. That usually happens because the blend door actuator has failed. You will need to test and replace the blend door actuator. To replace the actuator you will need ...

...blend air door and blend door actuator. Locate the blend door. Remove the actuator and open the door by hand. If you get heat, the actuator or the control head is bad. FWIW, the actuator is the most ...

Question about Mercury Grand Marquis

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...blend door, my ex had it, and fixed it, but it only lasts for 80 starts. it was stuck on air conditioning now it switched to heating, but i want it back to AC thank you Well this is a new one on me ...

...you need a manual blend door actuator Look At It When Moving Controls--You Should See It Move. NOTE: If Blend Door Itself Is Seized Due To Case Problem It Will Damage Actuator (not a uncommon

Question about Mercury Grand Marquis

1 Answer

...blend door breakage, a notorious ford problem-you can manually move the door by gettind down low enough while the system is running and pulling the blend door arm so that you get cool air-and, check ...

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