Mercedes-Benz A 220 2019–2022 — technical service bulletin
Bulletin LI82.60-P-072403 · NHTSA communication 10206078 · issued Dec 22, 2021
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
19
vehicle entries
Official summary
"Model series 118, 177, and 247 with M139 engine and wi- thout code 810 - sound system volume and bass level too low "
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
- 2020 Mercedes-Benz AMG A45
- 2020 Mercedes-Benz AMG CLA35
- 2021 Mercedes-Benz AMG CLA35
- 2022 Mercedes-Benz AMG CLA35
- 2020 Mercedes-Benz AMG CLA45
- 2021 Mercedes-Benz AMG CLA45
- 2022 Mercedes-Benz AMG CLA45
- 2019 Mercedes-Benz B 180
- 2019 Mercedes-Benz B 200
- 2019 Mercedes-Benz B 220
- 2022 Mercedes-Benz CLA
- 2020 Mercedes-Benz CLA 250
- 2021 Mercedes-Benz CLA 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.