Grand Cherokee 2WD L6-4.0L VIN S (1997)
Blower Motor: Testing and Inspection
Blower Motor Electrical Diagnosis
NOISE
To verify that the blower is the source of the noise, disconnect the blower motor connector and operate the heater-A/C system. If the noise goes away,
possible causes include:
-
Foreign material in the heater-A/C housing Improper blower motor mounting
-
Improper blower wheel mounting Blower motor faulty.
