WenmarOpen by Wenmar Pro

Service bulletin T1701A

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 id10083444
Published by NHTSA2016-10-24
Manufacturer's numberT1701A
Manufacturer's date2016-01-05
NHTSA componentFUEL SYSTEM, OTHER

NHTSA's summary

THIS TEMPORARY REPAIR PRACTICE IS BEING ISSUED TO INSTALL ISOLATORS ON FUEL LINES #1 AND #6 ON ISL CM2350 ENGINES. THIS IS A RE-ISSUE OF A PREVIOUSLY RELEASED COMMUNICATION.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Fuel system

Vehicles listed
CUMMINS ISL9

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