Mercedes EQB 2020–2022 — technical service bulletin
Bulletin LI83.10-P-075602 · NHTSA communication 10231040 · issued Jan 4, 2023
Technical service bulletin
communication type
Visibility
component
2020–2022
model years
8
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 Remove any debris and replace the listed components.
Vehicles covered
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.