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Service bulletin TSB220216-110120

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 id10227536
Published by NHTSA2022-12-12
Manufacturer's numberTSB220216-110120
Manufacturer's date2022-11-01
NHTSA componentFUEL SYSTEM, GASOLINE; SERVICE BRAKES

NHTSA's summary

This Technical Service Bulletin describes melted downpipe blanket. Melted insulation panels from hot exhaust exhaust gas leaking inside enclosure. Root Cause: Assembly issue putting pressure on the exhaust bellow causing it to crack

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, Fuel system

Vehicles listed
CUMMINS C

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