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Service bulletin K42883352

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 id10171598
Published by NHTSA2020-02-24
Manufacturer's numberK42883352
Manufacturer's date2020-01-08
NHTSA componentEQUIPMENT

NHTSA's summary

Mack Chassis - IMPORTANT INFORMATION: READ PRIOR TO USING THE BULLETIN Field Service Bulletin (FSB) 213-002 Exhaust Rocker Compression Brake Piston, Repair; Repair For Exhaust Rocker Pistons, Engine Brake (VCB, VEB) - Trucks Built From 2007 To Present

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories

Vehicles listed
MACK CHU
MACK CXU
MACK GU
MACK LE
MACK LR
MACK MR
MACK R
MACK TD

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