Mercedes-Benz A 220 2019–2023 — technical service bulletin
Bulletin LI72.00-P-076031 · NHTSA communication 10233789 · issued Mar 8, 2023
Technical service bulletin
communication type
Visibility
component
2019–2023
model years
27
vehicle entries
Official summary
Complaint Excessive resistance of door side windows when being raised/lowered, cracking and squeaking noises. Cause Sealing lip of inner sealing rail (see picture 1 and picture 2, pos. 40 and 130) folds down while side windows are being lowered (opened). When the side windows are raised (closed), the sealing lip is pulled back up again. Remedy Replace inner sealing rail. Then perform normalization of the window lifter system in the relevant door control unit.
Vehicles covered
- 2019 Mercedes-Benz A 220
- 2020 Mercedes-Benz A 220
- 2021 Mercedes-Benz A 220
- 2022 Mercedes-Benz A 220
- 2020 Mercedes-Benz AMG A35
- 2021 Mercedes-Benz AMG A35
- 2021 Mercedes-Benz AMG GLA35
- 2022 Mercedes-Benz AMG GLA35
- 2023 Mercedes-Benz AMG GLA35
- 2020 Mercedes-Benz AMG GLA45
- 2021 Mercedes-Benz AMG GLA45
- 2022 Mercedes-Benz AMG GLA45
- 2023 Mercedes-Benz AMG GLA45
- 2021 Mercedes-Benz AMG GLA45 S
- 2020 Mercedes-Benz AMG GLB35
- 2021 Mercedes-Benz AMG GLB35
- 2022 Mercedes-Benz AMG GLB35
- 2023 Mercedes-Benz AMG GLB35
- 2020 Mercedes-Benz GLA 250
- 2021 Mercedes-Benz GLA 250
- 2022 Mercedes-Benz GLA 250
- 2023 Mercedes-Benz GLA 250
- 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
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.