Audi A4 1997 — technical service bulletin
Bulletin 9801B · NHTSA communication 600728 · issued Feb 27, 1998
Technical service bulletin
communication type
Engine and Engine Cooling
component
1997
model years
1
vehicle entries
Official summary
Tightening torque for oil drain plug. *yc
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.