Cadillac V-Series 2004–2008 — technical service bulletin
Bulletin 4678 · NHTSA communication 10023737 · issued Dec 1, 2007
Technical service bulletin
communication type
Unknown OR Other
component
2004–2008
model years
14
vehicle entries
Official summary
Pop or creak noise from rear of vehicle behind the seats. *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.