# Service bulletin SB 3146

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: 10182289
- Published by NHTSA: 2020\-11\-06
- Manufacturer's number: SB 3146
- Manufacturer's date: 2020\-10\-22
- NHTSA component: ENGINE AND ENGINE COOLING; EQUIPMENT

## NHTSA's summary

This service bulletin outlines the steps to add the secondary air filter. The secondary filter can only be used with primary air filter, MCI P/N: 09\-03\-1858.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10182289-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10182289-9999.pdf)

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

## Components

Engine, Equipment and accessories

## Vehicles listed

- 2019 to 2021 MCI D45 CRT LE
- 2019 to 2021 MCI J3500
- 2018 to 2021 MCI J4500

JSON: [/v1/bulletins/10182289](/v1/bulletins/10182289)

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