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Service bulletin 244R

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 id622549
Published by NHTSA2001-10-19
Manufacturer's number244R
Manufacturer's date2000-11-16
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

NHTSA's summary

SOME UNITS EQUIPPED WITH CUMMINS 6B/ISB ENGINES WERE MANUFACTURED WITH A SINGLE PIPE CONNECTED FROM THE TURBO TO THE MUFFLER. WHEN REPLACING THE PIPE, IT IS RECOMMENDED TO USE THE CURRENT SETUP INCORPORATING A FLEX PIPE AND AN ADDITONAL SUPPORT BRACKET. *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, Exhaust and emissions, Exhaust manifold, pipes and muffler

Vehicles listed
THOMAS MVP EF

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