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Service bulletin TSB190210-120520

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 id10170459
Published by NHTSA2020-01-21
Manufacturer's numberTSB190210-120520
Manufacturer's date2019-12-05
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of belt misalignment and belt jump or belt squealing due to the adjusting link mount to the refrigerant compressor support being out of alignment.

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

Engine

Vehicles listed
CUMMINS B6.7

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