Audi A4 Allroad 2016–2017 — technical service bulletin
Bulletin SM 05-2017 · NHTSA communication 10119811 · issued Jan 23, 2017
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2016–2017
model years
2
vehicle entries
Official summary
This special notice is to inform dealers to return all 8W0133843B air filters and order 8W0133843E going forward.
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.