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Service bulletin FS-2012-06

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 id10083435
Published by NHTSA2016-10-24
Manufacturer's numberFS-2012-06
Manufacturer's date2012-12-06
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

THIS FIELD SERVICE BULLETIN APPLIES TO ALL LOW FLOOR BUSES WITH 2010 EMISSIONS COMPLIANT ENGINES. IT INFORMS OF OWNERS OF A TECHNICAL SERVICE BULLETIN FROM THE SUPPLIER OF THE DIESEL EXHAUST FLUID (DEF) TANK USED ON GILLIG BUSES. APPROXIMATELY 130 DEF TANKS WERE ASSEMBLED USING ZINC-PLATED STEEL DRAIN PLUGS IN LIEU OF STAINLESS STEEL DRAIN PLUGS, WHICH MAY CORRODE. PROCEDURES FOR INSPECTION AND REPLACEMENT (IF APPLICABLE) ARE PROVIDED.

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
GILLIG LOW FLOOR2010 to 2012

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