Mercedes-Benz AMG GLB35 2020–2024 — technical service bulletin
Bulletin LI83.10-P-077934 · NHTSA communication 11003208 · issued Jun 6, 2024
Technical service bulletin
communication type
Visibility/wiper
component
2020–2024
model years
20
vehicle entries
Official summary
Complaint Noise can be heard coming from the air conditioning system at higher blower motor speeds. Cause Leaves/foreign objects have entered through the water drain grille in the water drain thereby causing an imbalance and noise in the blower wheel. Remedy Instructions for the installation of Retrofit Kit TOP598-MFA2 Bermuda foam for model series X243/X247 A2478351400 Sealing frame A2478351500 Sealing frame A2478351600 Sealing frame A2478351700 Sealing frame A2478351800 Sealing frame A2478351900 Sealing frame A2478300104 Housing cover A2478320200 Drainage fitting Steps: 1- Remove windshield
Vehicles covered
- 2020 Mercedes-Benz AMG GLB35
- 2021 Mercedes-Benz AMG GLB35
- 2022 Mercedes-Benz AMG GLB35
- 2023 Mercedes-Benz AMG GLB35
- 2024 Mercedes-Benz AMG GLB35
- 2022 Mercedes-Benz EQB 250
- 2023 Mercedes-Benz EQB 250
- 2024 Mercedes-Benz EQB 250+
- 2022 Mercedes-Benz EQB 300 4MATIC
- 2023 Mercedes-Benz EQB 300 4MATIC
- 2024 Mercedes-Benz EQB 300 4MATIC
- 2022 Mercedes-Benz EQB 350 4MATIC
- 2023 Mercedes-Benz EQB 350 4MATIC
- 2024 Mercedes-Benz EQB 350 4MATIC
- 2020 Mercedes-Benz GLB 200
- 2020 Mercedes-Benz GLB 250
- 2021 Mercedes-Benz GLB 250
- 2022 Mercedes-Benz GLB 250
- 2023 Mercedes-Benz GLB 250
- 2024 Mercedes-Benz GLB 250
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.