To maintain accuracy the system recalibrates itself periodically at known zero and full travel conditions.
Jeep heater blend doors.
A premium hvac heater blend door actuator replacement for 200 2011 2014 sebring aspen dodge durango caliber jeep compass patriot wrangler ram 4 4 out of 5 stars 43 14 98 14.
If the door is stuck the heater plenum with need to be removed and the problem resolved before installing the new unit.
Apdty 715112 hvac ac heater air blend door actuator motor fits front left or right on 1999 2004 jeep grand cherokee w automatic temperature control replaces 05012710aa 5012710aa 5012710ab 4 8 out of 5 stars 13.
Heater treater replaces the cheap plastic blend door with steel.
To test the blend door operation and too double check that you are changing the correct actuator motor turn the blower motor on and work the door in each way.
If you purchased your grand cherokee used the chances are very good that the faulty blend doors you have now were bought to replace the original factory defective blend doors.
A c heater blend door repair kit for jeep grand cherokee wj 1999 2004 fits.
3 remove phillips screws securing the drive motor.
Failure of your heat and or a c in your jeep grand cherokee is due to the failure of your blend door.
You will be able to feel the air change temperature or vent level.
4 5 out of 5 stars.
Inspect the white input shaft at it s base.
Heater treater attacks.
One two wire electronic mode door actuator.
4 remove the drive motor from it s mount.
1999 jeep grand cherokee 89 99.
1 open and remove glove box 2 locate the drive motor for the heater blend doors.
At this point the heater in your grand cherokee could very well be on the 2nd or 3rd set of oem mopar replacements.
How to visually inspect your jeep heater blend doors for failure.
One two wire electronic recirculation door actuator.
The number of commutator pulses that correspond to the desired door position.
Two two wire electronic blend door actuators.