Jeep WJ Grand Cherokee HVAC Sub Assembly Replacement – Blend Door Actuator Removal and Installation

By Jeep Experts

Welcome to the jeepExperts.com in-depth web page on WJ Generation Jeep Grand Cherokee HVAC sub meeting substitute information. We have organized as a lot data as we may discover right into a useful article beneath. Is one thing incorrect or lacking? Please get in contact with us and we’ll repair it!

Part 1 – Instrument panel removal

Part 2 – HVAC sub assembly removal and installation

Part 3 – Instrument panel installation

Back to main HVAC page

Part 4 – Blend door actuator elimination and set up

A mix door actuator is used on all fashions, whether or not geared up with guide or Automatic Zone Control (AZC). For Manual programs, the actuator is situated on the entrance of the HVAC housing to the best of the ground panel transmission tunnel, and will be faraway from the passenger compartment with out instrument panel or HVAC housing elimination. Auto (AZC) programs use two actuators. The AZC drivers aspect actuator will also be faraway from the passemger compartment with out eradicating the instrument panel. The passenger aspect, nevertheless, requires full elimination of the instrument panel and HVAC meeting.

WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, DISABLE THE AIRBAG SYSTEM BEFORE ATTEMPTING ANY STEERING WHEEL, STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. DISCONNECT AND ISOLATE THE BATTERY NEGATIVE (GROUND) CABLE, THEN WAIT TWO MINUTES FOR THE AIRBAG SYSTEM CAPACITOR TO DISCHARGE BEFORE PERFORMING FURTHER DIAGNOSIS OR SERVICE. THIS IS THE ONLY SURE WAY TO DISABLE THE AIRBAG SYSTEM. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN AN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.

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Removal – AZC system (Passenger aspect solely)

The passenger aspect mix door actuator is used on all fashions geared up with Automatic Zone Control (AZC). This actuator is situated on the entrance of the HVAC housing to the best of the ground panel transmission tunnel, and can’t be faraway from the passenger compartment with out instrument panel and HVAC housing elimination.

1. Remove the sprint meeting (see Part 1)

2. Remove the HVAC meeting (see Part 2)

3. Unplug the wire harness connector from the mix door actuator (Fig. 18).

4. Remove the two screws that safe the mix door actuator to the HVAC housing.

5. Remove the mix door actuator from the HVAC housing.

Removal – Manual system (single unit passenger/driver) and AZC system (driver aspect solely)

1. Disconnect and isolate the battery unfavourable cable.

2. Remove the glove field door. (see half 1)

3. Remove the decrease I/P glove field door encompass panel (see Part 1).

4. Unplug the wire harness connector from the mix door actuator (Fig. 17).

5. Remove the two screws that safe the mix door actuator to the HVAC housing.

6. Remove the mix door actuator from the HVAC housing.

Installation – Manual system (single unit passenger/driver) & AZC (Driverside solely)

1. Install the mix door actuator on the HVAC housing and tighten the 2 mounting screws to 2.2 N·m (20 in. lbs.).

2. Plug within the wire harness connector to the mix door actuator.

3. Install the glove field door (see half 3)

4. Install the decrease I/P glove field door encompass panel (see half 3)

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5. Connect and the battery unfavourable cable.

Installation – AZC (Passenger aspect solely)

(1) Install the mix door actuator on the HVAC housing and tighten the 2 mounting screws to 2.2 N·m (20 in. lbs.).

(2) Plug within the wire harness connector to the mix door actuator.

(3) Install the HVAC unit into the car (see half 2)

(4) Install the instrument panel meeting into the car (see Part 3).

(5) Evacuate the HVAC system

(6) Recharge the HVAC system

(7) Connect and the battery unfavourable cable.

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