# Service bulletin TSB150177\-123015

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: 10083459
- Published by NHTSA: 2016\-10\-25
- Manufacturer's number: TSB150177\-123015
- Manufacturer's date: 2016\-01\-13
- NHTSA component: ENGINE

## NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN INTRODUCES THE RELEASE OF A NEW COOLANT LEVEL SENSOR. CERTAIN ENGINES IN TRANSIT BUS APPLICATIONS ARE EXPERIENCING PIN CORROSION AS THE RESULT OF POOR CEALING PERFORMANCE OF THE ORIGINAL EQUIPMENT MANUFACTURER \(OEM\) ENGINEERED PLASTIC COMPONENTS \(EPC\) CONNECTOR AND THIS BULLETIN ESTABLISHES THE APPROPRIATE REPAIR DIRECTION WHEN COOLANT LEVEL SENSOR REPLACEMENT IS REQUIRED. THIS IS AN UPDATED VERSION 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

Engine

## Vehicles listed

- CUMMINS ISB6.7
- CUMMINS ISL9

JSON: [/v1/bulletins/10083459](/v1/bulletins/10083459)

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