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Service bulletin LI67.10-P-071418

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11032700
Published by NHTSA2026-05-14
Manufacturer's numberLI67.10-P-071418
Manufacturer's date2026-05-13
NHTSA componentSTRUCTURE:BODY

NHTSA's summary

Complaint Wind noises in area along the top of windshield at speeds above 60mph. Cause Insufficient sealing between the windshield lip seal and the body. Remedy Preliminary Check: Before beginning repairs, verify the source of the wind noise: 1. Mask off the joint between the windshield and the roof using tape. 2. Perform a test drive. 3. If the wind noise is no longer present, proceed with the repair steps below. 4. If the wind noise is still present, further diagnosis is required to locate the source of the noise. Repair Procedure: 1. Using tape, mask off the front edge of the roof along the entire length of the lip seal. (See Image1) 2. Apply window sealant between the lip seal and the body panel. (See Image 2) 3. Press the lip seal onto the front edge of the roof. 4. Clean the work area thoroughly and remove any excess sealant material. 5. Perform a road test to confirm the wind noise concern has been resolved.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame

Vehicles listed
MERCEDES-BENZ A 2202019 to 2022
MERCEDES-BENZ A 220 4MATIC2020 to 2021
MERCEDES-BENZ AMG A352020 to 2021
MERCEDES-BENZ AMG A35 4MATIC2020
MERCEDES-BENZ AMG GLA 352024 to 2025
MERCEDES-BENZ AMG GLA 35 4MATIC2024
MERCEDES-BENZ AMG GLA 35 4MATIC2026
MERCEDES-BENZ AMG GLA352021 to 2023
MERCEDES-BENZ AMG GLA452021 to 2023
MERCEDES-BENZ AMG GLB352021 to 2025
MERCEDES-BENZ AMG GLB35 4MATIC2026
MERCEDES-BENZ GLA 2502020 to 2026
MERCEDES-BENZ GLA 250 4MATIC2021
MERCEDES-BENZ GLA 250 4MATIC2024
MERCEDES-BENZ GLA 250 4MATIC2026
MERCEDES-BENZ GLB 2502020 to 2026
MERCEDES-BENZ GLB 250 4MATIC2020 to 2021
MERCEDES-BENZ GLB 250 4MATIC2026

Listing a model year does not mean every vehicle of it is concerned: the document says which.