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Service bulletin 0321D

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 id604277
Published by NHTSA1999-04-21
Manufacturer's number0321D
Manufacturer's date1999-02-01
NHTSA componentELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH

NHTSA's summary

A CONDITION MAY EXIST WHERE THE ODOMETER ROLLS OVER TO ZERO MILES INSTEAD OF 100,000; MILEAGE DISPLAYED INCORRECTLY; AND / OR SERVICE CLUSTER FAULT SHUTS DOWN MULTI-FUNCTION DISPLAY. *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

Electrical system, Wiring and fuses

Vehicles listed
KENWORTH T20001996, 1997, 1998

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

Recalls for the same vehicles and component
98V1290001998-06-11. ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.