# Service bulletin T1766A

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.

- Type: Service bulletin
- NHTSA id: 10086331
- Published by NHTSA: 2016\-12\-15
- Manufacturer's number: T1766A
- Manufacturer's date: 2016\-04\-12
- NHTSA component: ENGINE

## NHTSA's summary

THIS TRP IS BEING ISSUED TO ADDRESS HYDROCARBON DOSER FAILURES, RESULTING FROM WATER INGRESS ON CERTAIN ISX15 CM2350 INTERNATIONAL PROSTAR UNITS. UNITS WILL PRESENT WITH ACTIVE OR INACTIVE FC 1664, 1925, 1932. IMPLEMENTATION OF THE TRP WILL CORRECT THE ISSUE OF WATER INGRESS BY REPLACING A WARRANTABLE HYDROCARBON DOSER AND APPLYING A LAYER OF HIGH TEMP RTV, CUMMINS PART NUMBER 3164067 OR AN EQUIVALENT HIGH TEMP RTV, AROUND THE STOP AND HOUSING SEAM AND ALL FOUR CORNERS OF THE ELECTRICAL CONNECTOR. THERE ARE RESTRICTIONS ON REIMBURSEMENTS.

## 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

## Vehicles listed

- CUMMINS ISX15

JSON: [/v1/bulletins/10086331](/v1/bulletins/10086331)

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