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Service bulletin SB-E-09059

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 id10032564
Published by NHTSA2010-04-14
Manufacturer's numberSB-E-09059
Manufacturer's date2009-07-23
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

CUMMINS ENGINE: AFTERTREATMENT FAULTS DUE TO WIRING HARNESS CORROSION FROM COOLANT LEVEL SENSOR LEAK. IT ALLOWS COOLANT TO SEEP THROUGH THE WIRING HARNESS AND CAUSE CORROSION. ENGINE MODELS ISBE4 (6 CYLINDER), ISL, ISLE3, QSL9, 6C, C8.3. NO MODEL YEARS LISTED. *PE

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

Engine, Cooling system

Vehicles listed
CUMMINS C8.3
CUMMINS CUMMINS
CUMMINS ENGINE
CUMMINS ISL

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