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Service bulletin 1510

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 id635306
Published by NHTSA2002-10-21
Manufacturer's number1510
Manufacturer's date2002-05-01
NHTSA componentELECTRICAL SYSTEM:IGNITION:MODULE

NHTSA's summary

SOME VEHICLES EQUIPPED WITH DETROIT DIESEL ENGINES AND OPTIMIZED IDLE, AND BUILT BEFORE JANUARY 25, 2002, MAY LOG REPEATED FAULT CODES 62 WHILE IN THE OPTIMIZED IDLE MODE. *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, Ignition

Vehicles listed
FREIGHTLINER ARGOSY
FREIGHTLINER CENTURY
FREIGHTLINER COLUMBIA

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