Mercedes-Benz Metris 2018–2019 — technical service bulletin
Bulletin LI82 85-P-069370 · NHTSA communication 10160714 · issued Apr 12, 2019
Technical service bulletin
communication type
Equipment
component
2018–2019
model years
2
vehicle entries
Official summary
MBUX multimedia system: Fault code B1F9997 is shown as stored
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.