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Service bulletin FRT4910

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 id45925
Published by NHTSA1996-04-25
Manufacturer's numberFRT4910
Manufacturer's date1995-08-01
Replaces9507
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

NHTSA's summary

FOUR-POINT MOUNTING BANDS ARE NOW INSTALLED ON FLDS WITH 3/4 STAINLESS STEEL MUFFLER SHIELDS, INSTEAD OF THE THREE-POINT MOUNTING BANDS. REPLACING THE THREE POINT MOUNTING BANDS WITH FOUR-POINT BANDS IS SUGGESTED FOR CUSTOMERS WHO EXPERIENCE SHIELD DEFLECTION OR CRACKS AT THE MOUNTING FASTENERS. *SD

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, Exhaust and emissions, Exhaust manifold, pipes and muffler

Vehicles listed
FREIGHTLINER CONVENTIONAL

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