Mercedes-Benz GLB 200 2020 — technical service bulletin
Bulletin Launch NCU - 202 · NHTSA communication 10195218 · issued Apr 1, 2021
Technical service bulletin
communication type
Structure
component
2020
model years
2
vehicle entries
Official summary
water could enter rear wheel arch
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.