Cadillac CTS 2003–2005 — technical service bulletin
Bulletin 3181 · NHTSA communication 10010587 · issued Dec 2, 2004
Technical service bulletin
communication type
Fuel System, Gasoline
component
2003–2005
model years
6
vehicle entries
Official summary
Evap system servicing. *eh
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.