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Service bulletin 98B23

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 id615141
Published by NHTSA2001-01-02
Manufacturer's number98B23
Manufacturer's date1998-11-20
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

SUBJECT REGARDING REPORTS OF COOLANT GEL AFTER ONP 98B23 COOLING SYSTEM REPAIR. *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

Engine, Cooling system

Vehicles listed
FORD FORD
LINCOLN LINCOLN
MERCURY MERCURY

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