Cadillac CTS 2004–2005 — technical service bulletin
Bulletin 040604011 · NHTSA communication 10008667 · issued Mar 1, 2004
Technical service bulletin
communication type
Power Train
component
2004–2005
model years
12
vehicle entries
Official summary
New procedural requirements for powertrain control module (pcm) replacement. *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.