Cherokee, Grand Cherokee, 1999-2005

Removal & Installation

Print



Click image to see an enlarged view

Fig. A typical blend door actuator for the Cherokee

To install: Install the blend door actuator in place. Install and tighten the screws that secure the blend door actuator to the housing. Tighten the mounting screws to 10 inch lbs. (1 Nm). Install the blend door actuator electrical connector from the wiring harness. Connect the battery negative cable.


NOTE
The single zone heater-A/C system is equipped with a single blend door actuator. The dual zone system has two blend door actuators, one for the driver side blend-air door and one for the passenger side blend-air door.

Dual Zone Passenger's Side



  1. Disconnect and isolate the negative battery cable.
  2.  
  3. Remove the glove box from the instrument panel.
  4.  
  5. Remove the three screws that secure the blend door actuator to the passenger side of the HVAC air distribution housing .
  6.  
  7. Remove the blend door actuator from the air distribution housing and disconnect the HVAC wire harness connector from the actuator.
  8.  
  9. Remove the blend door actuator from the vehicle.
  10.  

To install:

  1. Position the blend door actuator into the vehicle.
  2.  
  3. Install the blend door actuator onto the passenger side of the HVAC air distribution housing . If necessary, rotate the actuator slightly to align the splines on the actuator output shaft with those on the blend door cam .
  4.  
  5. Install the screws that secure the blend door actuator to the passenger side of the air distribution housing . Tighten the screws to 17 inch lbs. (2 Nm).
  6.  
  7. Connect the HVAC wire harness connector to the blend door actuator.
  8.  
  9. Install the glove box into the instrument panel.
  10.  
  11. Reconnect the negative battery cable.
  12.  

Single Zone/Dual Zone Driver's Side



  1. Disconnect and isolate the negative battery cable.
  2.  
  3. Remove the instrument panel silencer from the driver side of the instrument panel.
  4.  
  5. Remove the three screws that secure the blend door actuator to the driver side of the HVAC air distribution housing .
  6.  
  7. Remove the blend door actuator from the air distribution housing and disconnect the HVAC wire harness connector from the actuator.
  8.  
  9. Remove the blend door actuator from the vehicle.
  10.  

To install:

  1. Position the blend door actuator into the vehicle.
  2.  
  3. Install the blend door actuator onto the driver side of the HVAC air distribution housing . If necessary, rotate the actuator slightly to align the splines on the actuator output shaft with those on the blend door cam .
  4.  
  5. Install the screws that secure the blend door actuator to the driver side of the air distribution housing . Tighten the screws to 17 inch lbs. (2 Nm).
  6.  
  7. Connect the HVAC wire harness connector to the blend door actuator.
  8.  
  9. Install the instrument panel silencer onto the driver side of the instrument panel.
  10.  
  11. Reconnect the negative battery cable.
  12.  

 
label.common.footer.alt.autozoneLogo