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Service bulletin 980149

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 id602717
Published by NHTSA1999-01-07
Manufacturer's number980149
Manufacturer's date1998-11-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS

NHTSA's summary

SOME VEHICLES EQUIPPED WITH A CATERPILLAR 3406E ENGINE AND A SERPENTINE - RIBBED BELT DRIVE FOR THE FAN AND ALTERNATOR ARE SHOWING SIGNS OF PREMATURE DRIVE BELT WEARING AND FAILURE. *YC

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

Engine, Drive belts

Vehicles listed
FREIGHTLINER CENTURY
FREIGHTLINER FLB
FREIGHTLINER FLC-112
FREIGHTLINER FLD

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