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Service bulletin 4552

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10022561
Published by NHTSA2007-08-20
Manufacturer's number4552
Manufacturer's date2007-12-01
NHTSA componentEXTERIOR LIGHTING:TURN SIGNAL

NHTSA's summary

TURN SIGNAL BULB AND SOCKET - REPLACEMENT PARTS. *KB UPDATED 1/29/08. *NJ

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Lighting, Turn signals

Vehicles listed
CADILLAC SRX2004, 2005, 2006, 2007

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
SB-07-02-35-0082010-02-27. Service bulletin. CADILLAC: DIRECTIONAL LIGHTS/TURN SIGNALS INOPERATIVE, INTERMITTENT (CLEAN TURN SIGNAL SWITCH CONTACT SURFACE). THIS CONDITION MAY OCCUR FOR EITHER DIRECTION, BUT APPEARS TO BE MORE PREVALENT ON THE LEFT SIDE. *PE
07023500082008-02-20. Service bulletin. DIRECTIONAL LIGHTS/TURN SIGNALS INOPERATIVE, INTERMITTENT (CLEAN TURN SIGNAL SWITCH CONTACT SURFACE) (EXPORTS ONLY). *NJ