Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Audi A4 2011–2018technical service bulletin

Bulletin A3720012039650_2 · NHTSA communication 10177882 · issued Jul 16, 2020

Technical service bulletin
communication type
Power Train
component
2011–2018
model years
49
vehicle entries

Official summary

This bulletin contains instructions for addressing a leak from the transmission oil pan gasket or transfer case.

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.