WenmarOpen by Wenmar Pro

Service bulletin 2029

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 id51344
Published by NHTSA1997-06-27
Manufacturer's number2029
Manufacturer's date1997-01-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

NHTSA's summary

SOME VENDOR-SUPPLIED RADIATOR SURGE TANKS FOR CENTURY CLASS VEHICLES HAVE IRREGULAR SURFACES BETWEEN THE FILLER NECK AND THE CAP, CAUSING THE CAPS TO LEAK. *JD

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, Radiator

Vehicles listed
FREIGHTLINER CENTURY1997

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