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Home >> Chevrolet >> 2000 >> Impala V6-3.8L VIN K >> Repair and Diagnosis >> Heating and Air Conditioning >> Air Door >> Air Door Actuator / Motor >> Service and Repair >> Defroster Actuator Replacement

Defroster Actuator Replacement

REMOVAL PROCEDURE




1. Remove the cross vehicle beam.
2. Disconnect the vacuum lines from the defroster vacuum actuator.
3. Rotate the defroster valve lever fully rearward (counterclockwise), then carefully insert a screw driver between the bottom of the defrost valve lever and the protruding wall of the HVAC module case below the valve lever in order to keep the valve lever in place.




4. Lift to release the defroster vacuum actuator retaining tab.
5. Carefully rotate the defroster vacuum actuator upward and forward to remove from the HVAC module case.
6. Disconnect the vacuum actuator pushrod from the defrost valve lever and remove the vacuum actuator.

INSTALLATION PROCEDURE




1. Connect the vacuum actuator pushrod to the defrost valve lever.




2. Carefully rotate rearward and downward to align actuator slots with HVAC module case and push the vacuum actuator toward the HVAC module to secure the retaining tab.
3. Connect the vacuum lines to the defroster vacuum actuator.
4. Install the cross vehicle beam.