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Service bulletin 83112

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 id10022999
Published by NHTSA2007-10-10
Manufacturer's number83112
Manufacturer's date2007-08-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

NHTSA's summary

M2 HVAC PERFORMANCE - THIS BULLETIN ONLY APPLIES TO VEHICLES MANUFACTURED PRIOR TO 01/08/07. MODEL YEAR UNKNOWN. *NJ

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 BUSINESS CLASS

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