Volkswagen Passat 2003–2004 — technical service bulletin
Bulletin 748 · NHTSA communication 10023659 · issued Oct 1, 2007
Technical service bulletin
communication type
Seats
component
2003–2004
model years
2
vehicle entries
Official summary
2003-2004 model year passat with heated seats install new passenger side seat heater switch. *nj
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.