Commander 4WD V8-4.7L VIN N (2006)
Housing Assembly HVAC: Customer Interest
A/C - Whistling Sound From Glove Box Area
NUMBER: 24-003-06
GROUP: Heating & A/C
DATE: Approval Pending
SUBJECT:
HVAC Whistle Sound
OVERVIEW:
This bulletin involves modifying the HVAC housing.
MODELS:
2006
(XK)
Commander
2006
(XH)
Commander (International Markets)
NOTE:
This bulletin applies to vehicles built on prior to September 4, 2005.
SYMPTOM/CONDITION:
The vehicle operator may notice a whistle sound from the glove box area when HVAC system is on and in the recirculation mode while traveling at
speeds above 105 kph (65 mph).
DIAGNOSIS:
Operate the HVAC in recirculation mode at low blower with windows closed traveling at speeds the customer detected whistle. If the whistle sound can
be detected in recirculation mode then switch to fresh air mode to see if whistle sound goes away. If the whistle sound is still heard further diagnosis is
required. If whistle sound only occurs in recirculation mode, perform Repair Procedure.
REPAIR PROCEDURE:
1.
Open the glove box.
2.
Separate the glove box damper rod from the right side of the glove box by sliding the rod towards the rear of the vehicle to release it from the bin.
3.
Open the glove box and carefully use fingers to press down on the glove box open stops at the top of the bin, to allow the glove box to rotate down
toward the carpet.
4.
Rotate the box down and release the door hinges at the bottom and remove the glove box.
5.
Remove the screws that secure the recirculation door actuator to the HVAC housing.
6.
Remove the recirculation door actuator from the HVAC housing and disconnect the wire harness connector from the actuator.
7.
Remove and set a side the recirculation door actuator.
8.
Remove the drive gear that the actuator engages, if it did not come off with the actuator.
