Cadillac SRX 2004–2007 — technical service bulletin
Bulletin 4552 · NHTSA communication 10022561 · issued Dec 1, 2007
Technical service bulletin
communication type
Exterior Lighting
component
2004–2007
model years
4
vehicle entries
Official summary
Turn signal bulb and socket - replacement parts. *kb updated 1/29/08. *nj
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.