# Service bulletin SB\-21\-18\-002 R3

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: 10203343
- Published by NHTSA: 2021\-11\-08
- Manufacturer's number: SB\-21\-18\-002 R3
- Manufacturer's date: 2021\-07\-10
- NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM

## NHTSA's summary

Certain Model 3 and Model Y vehicles may be equipped with refrigerant pressure/temperature \(P/T\) sensors in the heat pump that can fault over time.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10203343-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10203343-9999.pdf)

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

## Components

Engine, Cooling system

## Vehicles listed

- 2020 to 2021 TESLA MODEL 3
- 2020 to 2021 TESLA MODEL Y

JSON: [/v1/bulletins/10203343](/v1/bulletins/10203343)

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