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Service bulletin SB-730003

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 id10032369
Published by NHTSA2010-03-12
Manufacturer's numberSB-730003
Manufacturer's date2009-08-07
NHTSA componentELECTRICAL SYSTEM:WIRING

NHTSA's summary

MACK TRUCK: CHASSIS WIRING HARNESS, ACB SENSOR, REPLACEMENT. THIS BULLETIN CONTAINS INFORMATION FOR THE REPLACEMENT OF THE ADAPTIVE CRUISE WITH BRAKING (ACB) SENSOR CHASSIS OVERLAY WIRING HARNESS, FOUND ON CXU, CHU, GU AND TD MODEL MACK TRUCKS. NO MODEL YEARS LISTED. *PE

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
MACK CHU2006 to 2008
MACK CXU2006 to 2008
MACK GU2006 to 2009

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