Monday, September 21, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Audi A4 2017–2019technical service bulletin

Bulletin A1020202059446_3 · NHTSA communication 10182173 · issued Oct 29, 2020

Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2017–2019
model years
48
vehicle entries

Official summary

This bulletin contains repair instructions for oil loss found in the engine compartment.

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.