Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Mercedes-Benz A176 2011–2019technical service bulletin

Bulletin LI49 00-P-066785 · NHTSA communication 10158288 · issued Jul 24, 2017

Technical service bulletin
communication type
Equipment
component
2011–2019
model years
15
vehicle entries

Official summary

Noises Made by M133 Exhaust Gas Flap

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.