Mercedes-Benz AMG GLA 35 2020–2025 — technical service bulletin
Bulletin LI82.35-P-079531 · NHTSA communication 11023025 · issued Sep 3, 2025
Technical service bulletin
communication type
Visibility/wiper
component
2020–2025
model years
26
vehicle entries
Official summary
Complaint To prevent the wiper motor from overheating, the wipe frequency is reduced automatically when a dry windshield is detected. In specific situations under various independent ambient conditions, this detection could be activated by mistake, with the result that the wiper system switches from activated continuous operation to intermittent operation when it's raining. Cause Sensitive parameters for detecting dry conditions. The wiper system might switch back to intermittent operation even though it is raining and continuous wiping is activated. Remedy Install new wiper motor assembly. In
Vehicles covered
- 2024 Mercedes-Benz AMG GLA 35
- 2025 Mercedes-Benz AMG GLA 35
- 2021 Mercedes-Benz AMG GLA35
- 2022 Mercedes-Benz AMG GLA35
- 2023 Mercedes-Benz AMG GLA35
- 2021 Mercedes-Benz AMG GLA45
- 2022 Mercedes-Benz AMG GLA45
- 2023 Mercedes-Benz AMG GLA45
- 2021 Mercedes-Benz AMG GLB35
- 2022 Mercedes-Benz AMG GLB35
- 2023 Mercedes-Benz AMG GLB35
- 2024 Mercedes-Benz AMG GLB35
- 2025 Mercedes-Benz AMG GLB35
- 2020 Mercedes-Benz GLA 250
- 2021 Mercedes-Benz GLA 250
- 2022 Mercedes-Benz GLA 250
- 2023 Mercedes-Benz GLA 250
- 2024 Mercedes-Benz GLA 250
- 2025 Mercedes-Benz GLA 250
- 2024 Mercedes-Benz GLA 250 4MATIC
- 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
- 2025 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.