Cadillac Seville 1998–2003 — technical service bulletin
Bulletin 030139006 · NHTSA communication 10002376 · issued May 1, 2003
Technical service bulletin
communication type
Equipment
component
1998–2003
model years
6
vehicle entries
Official summary
Difficult to maintain desired hvac temperature. *tt
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.