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Service bulletin LI5179R1

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 id10206972
Published by NHTSA2022-02-04
Manufacturer's numberLI5179R1
Manufacturer's date2022-01-11
NHTSA componentSERVICE BRAKES, AIR

NHTSA's summary

installation of new pressure regulator for retarder interlock. Obsolete part replacement

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

Brakes

Vehicles listed
NOVA BUS LFS2000 to 2002
NOVA BUS LFS2004 to 2006

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