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Service bulletin SF166A

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 id611375
Published by NHTSA2000-06-02
Manufacturer's numberSF166A
Manufacturer's date1998-12-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

SUBJECT ON STERLING VEHICLES WITH WABCO AIR DRYERS, STERLING VEHICLES MANUFACTURED BETWEEN MARCH 12, 1998 AND SEPTEMBER 11, 1998. . *MJS

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

Vehicles listed
FREIGHTLINER STERLING

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