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Service bulletin ATC2217

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 id10170324
Published by NHTSA2020-01-21
Manufacturer's numberATC2217
Manufacturer's date2019-12-10
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

This Account Team Coverage addresses exhaust manifold gaskets leaks on certain ISB6.7 CM2350 B101 and B6.7 CM2350 B121B engines. This field action authorizes certified service locations to replace the gasket with an improved gasket and inspect the exhaust manifold for damage and replace if necessary.

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.