Glass Roof - Wind Noise From Upper Windshield Area Above 45 MPH(72 KM/H)

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NHTSA ID Number: 10202715

Manufacturer Communication Number: TSB 21-2369

Summary

Some 2021 Mustang Mach-E vehicles built on or before 15-Feb-2021 may exhibit a wind noise turbulence noise at the top of the windshield when travelling above 45 mph (72 km/h). This may be due to the underflush condition of the windshield to glass roof at the top header area being greater than maximum spec of 4.4 mm. To correct the condition, follow the Service Procedure to install the weather strip/moulding.

Model:

Ford

2021 Mustang Mach-E

Issue: Some 2021 Mustang Mach-E vehicles built on or before 15-Feb-2021 may exhibit a wind noise turbulence noise at the top of the windshield when traveling above 45 mph (72 km/h). This may be due to the underflush condition of the windshield to glass roof at the top header area being greater than maximum spec of 4.4 mm. To correct the condition, follow the Service Procedure to install the weather strip/moulding.

Action: Follow the Service Procedure steps to correct the condition on vehicles that meet all of the following criteria:

2021 Mustang Mach-E
Equipped with a glass roof
Built on or before 15-Feb-2021
Wind noise from the upper windshield area when traveling above 45 mph (72 km/h)

Parts

Service Part Number	Quantity	Description
LJ8Z-5803136-A	1	Windshield Weatherstrip

Service Procedure

1. Using compressed air, lightly blow out the channel between the roof glass and the windshield to remove any dirt or debris.

2. Using isopropyl alcohol and a clean cloth, clean and dry the channel between the roof glass and the windshield.

NOTE: The B side of the windshield must be clean to ensure proper adhesion. (Figure 1)

Figure 1

3. Starting at one edge of the roof glass, peel back approximately 4 inches (10 cm) of the protective cover on the sticky edge of the moulding and insert into the channel. (Figures 2-3)

Figure 2

Figure 3

NOTE: A 90 degree pick or hook tool can help seat the strip to the vehicle moulding. Insert between the roof and the new moulding. (Figure 4)

Figure 4

4. Once the first end is started, continue to seat the moulding across the windshield to the opposite edge of the roof glass, pealing the protective cover while installing. (Figure 5)

(1). Click here for an example.

Figure 5

NOTE: Make sure there is no misalignment, waves, exposed tape, or protrusion above the roof moulding.

5. Using a knife/razor, cut the moulding at the other end of the roof glass. (Figures 6-7)

Figure 6

Figure 7

1 Affected Product

Vehicle


MAKE	MODEL	YEAR
FORD	MUSTANG MACH E	2021

1 Associated Document

Manufacturer Communications

21-2369
22 October 2021

https://www.nhtsa.gov/recalls?nhtsaId=10202715

MC-10202715-0001.pdf 169.218KB

⬇ Download PDF (165.25 KB)

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