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Service bulletin FSB-813-001

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 id10052251
Published by NHTSA2013-07-02
Manufacturer's numberFSB-813-001
Manufacturer's date2013-05-01
NHTSA componentSTRUCTURE

NHTSA's summary

MACK: INFORMATION PROVIDED ON CERTAIN TRUCKS IN REGARDS TO B PILLAR CRACKS FORMING AT UPPER EXHAUST MOUNTING AND A NEW DEVELOPMENT REINFORCEMENT THAT IMPROVES DURABILITY OF B PILLAR. MODELS CHU. NO MODELS YEARS LISTED. *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

Body and frame

Vehicles listed
MACK CHU2013 to 2014
MACK PINNACLE (CHU)2011 to 2012

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