# Service bulletin 17\-NA\-145

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: 10137645
- Published by NHTSA: 2018\-05\-21
- Manufacturer's number: 17\-NA\-145
- Manufacturer's date: 2017\-05\-24
- NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM

## NHTSA's summary

This technical bulletin provides a procedure for checking and testing the cooling system first before replacing the Auxiliary Coolant Pump for a noise.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10137645-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10137645-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Cooling system

## Vehicles listed

- 2016 to 2017 CHEVROLET VOLT

## Other bulletins for the same vehicles and component

- [PIP5684B](/bulletins/10178370.md), 2020-08-10, Service bulletin: ENGINE; ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT. This Preliminary information communicates the use of air leak diagnostic test tool CH\-52250 in addition to the information found in the service manual.
- [19NA104](/bulletins/10163237.md), 2019-07-29, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
- [SB\-16\-NA\-114](/bulletins/10078465.md), 2016-08-08, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPLACE THE HEATER WATER AUXILIARY PUMP HOSE TO CORRECT A CUSTOMER CONCERN OF A COOLANT LEAK, TEMPERATURE LIGHT ON, OR MALFUNCTION INDICATOR LIGHT ILLUMINATED DUE TO THE HOSE RUBBING AGAINST THE TRANSMISSION CORNER BOSS CREATING A HOLE.

JSON: [/v1/bulletins/10137645](/v1/bulletins/10137645)

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