# Service bulletin SB\-18\-18\-001

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: 10142991
- Published by NHTSA: 2018\-07\-16
- Manufacturer's number: SB\-18\-18\-001
- Manufacturer's date: 2018\-02\-15
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

On certain Model 3 vehicles, the 5\-way valve actuator internals might wear prematurely, causing the actuator to become unreliable over time.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10142991-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10142991-0001.pdf)

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

## Components

Engine

## Vehicles listed

- 2017 TESLA MODEL 3

## Other bulletins for the same vehicles and component

- [SB\-18\-40\-002](/bulletins/10142985.md), 2018-07-16, Service bulletin: ENGINE AND ENGINE COOLING. On some Model 3 vehicles, one of the bolts that helps to secure the rear drive unit inverter coolant manifold to the inverter housing might not have been installed. Consequently, coolant might leak from the manifold.
- [SB\-17\-18\-007](/bulletins/10142975.md), 2018-07-16, Service bulletin: ENGINE AND ENGINE COOLING. Some Model 3 vehicles might have coolant pumps that are noisy or make a rattling sound during operation.
- [SB\-17\-18\-006](/bulletins/10142968.md), 2018-07-16, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. Some Model 3 vehicles were delivered with air in the cooling system.

JSON: [/v1/bulletins/10142991](/v1/bulletins/10142991)

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