Pathfinder LE 4WD V6-3.3L (VG33E) (1997)
Blower Motor: Customer Interest
A/C - Blower Motor Noise
Classification:
HA99-004A
Reference:
NTB99-071A
Date:
February 10, 2000
NISSAN BLOWER MOTOR NOISE - COVER INSTALLATION
This amended version of NTB99-071 updates the services and Claims Information Sections. Please discard all paper copies of NTB99-071.
APPLIED VEHICLES:
1996-1999 Pathfinder (R50)
1995-1999 Maxima (A32)
2000 Maxima (A33) with Automatic Heater/Air Conditioner Controls
SERVICE INFORMATION:
Figure 1
If a customer indicates that a light ticking or humming noise can be heard coming from the blower motor of an applied vehicle when the motor is run at
low fan speeds (speed 1 or 2), a new, noise reducing blower motor cover is available (see Figure 1). The noise, if it occurs, may be very slight and, at
times, difficult to hear.
Use the Service Procedure in this bulletin to evaluate the noise and determine the next step to correct the condition.
NOTE:
This is the ONLY approved repair procedure for this incident. A claim to Nissan for the repair of this incident may be denied if the repair is not
performed exactly as outlined in this bulletin.
SERVICE PROCEDURE:
Run the blower motor at low fan speed (speed 1 or 2) and evaluate the noise, if any. Decide which of the two following categories the noise falls under:
1.
Loud rattle, clatter, jolt, or flap: Go to the procedure for Blower Case Cleaning.
2.
Light ticking or humming noise: Complete the steps below to Install Blower Motor Cover.
Install Blower Motor Cover:
NOTE:
It is not necessary to remove the blower motor when installing the blower motor cover.