Audi A4 1996 — technical service bulletin
Bulletin 970501975X · NHTSA communication 53621 · issued May 1, 1997
Technical service bulletin
communication type
Electrical System
component
1996
model years
2
vehicle entries
Official summary
Repair manual on electrical wiring diagrams. *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.