# Service bulletin C1744F

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: 10084475
- Published by NHTSA: 2016\-11\-21
- Manufacturer's number: C1744F
- Manufacturer's date: 2016\-07\-29
- NHTSA component: EQUIPMENT; ENGINE AND ENGINE COOLING

## NHTSA's summary

THIS IN\-SHOP CAMPAIGN PROVIDES AUTHORIZATION FOR CERTIFIED REPAIR LOCATIONS TO REMOVE AND REPLACE THE COOLANT LEVEL SENSORS ON CERTAIN ISL9 CM2350 ENGINES IN TRANSIT BUS APPLICATIONS WHILE THE UNIT IS IN FOR ANY MAINTENANCE OR REPAIR. SENSOR PART NUMBER 2872933 MAY EXPERIENCE PIN CORROSION AS THE RESULT OF INADEQUATE SEALING PERFORMANCE OF THE ELECTRICAL CONNECTOR. THIS ACTION REPLACES THE SENSOR AND ELECTRICAL CONNECTOR, PROVIDING IMPROVED PROTECTION AGAINST MOISTURE INTRUSION. THIS IS A REVISION TO A PREVIOUS 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

Engine, Equipment and accessories

## Vehicles listed

- CUMMINS ISL9

JSON: [/v1/bulletins/10084475](/v1/bulletins/10084475)

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