ITB23-003

Classification:
BT22-019
Reference:
Date:
ITB23-003
January 20, 2023
NOISE FROM MOONROOF
APPLIED VEHICLES:
APPLIED DATES:
2019-2022 QX50 (J55)
Built before August 1, 2022
IF YOU CONFIRM
While driving with the moonroof closed, an abnormal noise (popping, cracking, squeaking)
is present from the moonroof.
HINT: The noise may be intermittent and can be from one or both sides of the moonroof.
ACTION
Follow the SERVICE PROCEDURE outlined in this bulletin to add a shim to the driver (LH)
side and passenger (RH) side moonroof guide mounting bolts.
IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you
will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it
contains information that is essential to successfully completing this repair.
Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are
properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job
properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle, DO
NOT assume that it does. See your Infiniti retailer to determine if this applies to your vehicle.
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SERVICE PROCEDURE
1.
Open the sunshade.
2.
Open the moonroof glass approximately 2 inches to allow access to the LH side and
RH side moonroof inner finishers (Figure 1).
3.
Remove the moonroof lower inner
finisher.

Discard the moonroof lower inner
finisher, it will not be reused.

RH side is shown, LH side is
similar.
Moonroof upper
inner finisher
Moonroof lower
inner finisher
Figure 1
4.
Remove the moonroof upper inner
finisher.

Discard the moonroof upper inner
finisher, it will not be reused.

RH side is shown, LH side is
similar.
Moonroof upper
inner finisher
Figure 2
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ITB23-003
5.
Remove the middle and the rear mounting screws on both LH and RH moonroof
guides.

RH side is shown, LH side is similar.
HINT: Do NOT remove the front mounting screw.
Mounting screw
Middle mounting
screw
Rear mounting
screw
Figure 3
6.
Figure 4
Add one (1) shim from PARTS INFORMATION under each middle and rear mounting
screw on both LH and RH moonroof guides.

Slide the shim in between the moonroof frame and the moonroof track, as shown
in Figure 5 and Figure 6.

Using a magnet will assist in installing the shim.
IMPORTANT:
o If the shim is dropped into the moonroof track, it must be retrieved before the
moonroof can be operated.
Moonroof guide
Moonroof guide
Shim
Moonroof frame
Shim
Moonroof frame
Figure 5
Figure 6
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ITB23-003
7.
Install the middle and rear moonroof
mounting screws.

Moonroof mounting screw torque:
5 N•m (0.5 kg-m, 44 in.-lb)
Figure 7
8.
Install the moonroof upper inner
finisher.

Moonroof upper
inner finisher
RH side is shown, LH side is
similar.
Figure 8
9.
Install the moonroof lower inner
finisher.

Moonroof upper
inner finisher
RH side is shown, LH side is
similar.
Moonroof lower
inner finisher
Figure 9
10.
Close the moonroof and confirm the moonroof glass is flush with the roof.
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ITB23-003
PARTS INFORMATION
DESCRIPTION
PART NUMBER
QUANTITY
SHIM
INNER ASSY – BLIND, RH
(RH MOONROOF UPPER INNER FINISHER)
INNER ASSY – BLIND, LH
(LH MOONROOF UPPER INNER FINISHER)
INNER ASSY – BLIND, RH
(RH MOONROOF LOWER INNER FINISHER)
INNER ASSY – BLIND, LH
(LH MOONROOF LOWER INNER FINISHER)
16084-9CN0A
4
91382-5NA0A
1
91383-5NA0A
1
91382-5NA0C
1
91383-5NA0C
1
CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
(1)
DESCRIPTION
PFP
OP CODE
SYM
DIA
FRT
Add Sun Roof Shims
(1)
BX7TAA
ZL
32
0.4
Reference the electronic parts catalog and use the Rail Guide (91382-*****) as the
Primary Failed Part (PFP).
AMENDMENT HISTORY
PUBLISHED DATE REFERENCE
January 20, 2023
ITB23-023
DESCRIPTION
Original bulletin published
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ITB23-003