Commander 4WD V8-4.7L VIN N (2006)
Housing Assembly HVAC: Customer Interest
A/C - Steering Wheel/Instrument Panel Vibration
NUMBER: 24-004-06
GROUP: Heating & Air Conditioning
DATE: May 17, 2006
SUBJECT:
Steering Wheel And/Or Instrument Panel Vibration
OVERVIEW:
This bulletin involves cleaning the HVAC blower wheel or replacing the blower motor assembly and resealing a cowl stud head.
MODELS:
2006
(XK)
Commander
SYMPTOM/CONDITION:
The vehicle may exhibit vibration from steering wheel and/or instrument panel when the HVAC blower is operated. The blower motor may be out of
balance due to a tar mastic patch stuck on the blower motor fan wheel.
DIAGNOSIS:
1.
Turn the ignition to the on position. Do not start the engine.
2.
Place the windows in the full up position.
3.
Open the glove box.
4.
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.
5.
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.
6.
Rotate the box down and release the door hinges at the bottom and remove the glove box.
7.
Turn blower motor on. Starting at the low speed, cycle blower motor through each speed for 30 seconds.
8.
While blower motor is being tested per step 7 place your hand on blower motor housing to verify if vibration is coming from blower wheel.
9.
If vibration is coming from blower perform the Repair Procedure.
PARTS REQUIRED:
REPAIR PROCEDURE:
1.
Remove the silencer panel below the glove box.
2.
Remove the blower motor wiring connector from the resistor/power module.
3.
Remove the 3 screws attaching the blower motor to the HVAC housing.
4.
Remove blower motor from HVAC housing.
