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Service bulletin 723007

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 id10004431
Published by NHTSA2003-12-10
Manufacturer's number723007
Manufacturer's date2003-07-18
NHTSA componentSERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR

NHTSA's summary

THE ANTILOCK BRAKE SYSTEM (ABS) SENSOR WIRE INSULATION MAY RUB THROUGH IN THE AREA WHERE THE HARNESS IS LOOPED AND SECURED TO THE BRAKE CHAMBER LINES AT THE REAR DRIVE AXLE. THIS CONDITION MAY LEAD TO CORRODED WIRE STRANDS, RESULTING IN A FAULT BEING LOGGED INTO THE ABS CONTROL MODULE FOR THE AFFECTED SENSOR. ON CERTAIN CX AND CH MODEL CHASSIS MANUFACTURED BETWEEN 1/1/2001 AND 1/28/2003. *TT

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

Brakes, Anti-lock brakes, Wheel speed sensor

Vehicles listed
MACK CH
MACK CX

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