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Service bulletin 04020

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 id10012880
Published by NHTSA2005-04-01
Manufacturer's number04020
Manufacturer's date2007-08-09
Replaces04020D
NHTSA componentELECTRICAL SYSTEM:WIRING

NHTSA's summary

TRAILER LIGHT WIRING. TO INCLUDE INFINITI 2006 M35/M45. *TT UPDATED 09-12-07. *KB

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

Electrical system, Wiring and fuses

Vehicles listed
INFINITI G352003, 2004, 2005, 2006, 2007, 2008
INFINITI G372008
INFINITI I352003, 2004
INFINITI M352006, 2007, 2008
INFINITI M452003, 2004
INFINITI M452006, 2007, 2008
INFINITI Q452003, 2004, 2005, 2006

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
040202004-07-09. Service bulletin. APPROPRIATE HOOKUP POINTS FOR CONNECTING A TRAILER LIGHTS WIRING HARNESS TO THE VEHICLE. *TT