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Service bulletin FSB-364-035

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 id10052258
Published by NHTSA2013-07-03
Manufacturer's numberFSB-364-035
Manufacturer's date2013-05-01
NHTSA componentEXTERIOR LIGHTING:TURN SIGNAL:SWITCH

NHTSA's summary

MACK TRUCKS: NEW SWITCH MOUNTING BRACKET WAS DEVELOPED TO REPLACE EXISTING TURN SIGNAL SWITCH MOUNTING BRACKET, DUE TO CONTACT BETWEEN SWITCH FINGERS AND SLEEPING SHAFT, THAT CAUSED SWITCH OPERATION TO IMPROPERLY CANCELS ITSELF. MODEL CHU, CXU, GU, TD. *PE

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

Lighting, Turn signals

Vehicles listed
MACK CHU2010
MACK CHU2013 to 2014
MACK CXU2010
MACK GRANITE (GU)2012 to 2014
MACK GU2010 to 2011
MACK PINNACLE (CHU)2011 to 2012
MACK PINNACLE (CXU)2011 to 2014

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