# Service bulletin SB 485

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: 10180804
- Published by NHTSA: 2020\-10\-07
- Manufacturer's number: SB 485
- Manufacturer's date: 2020\-09\-17
- NHTSA component: EQUIPMENT:APPLIANCE:AIR CONDITIONER

## NHTSA's summary

This Service Bulletin informs affected owners that the A/C compressor on certain J4500 coaches are making excessive noise and vibration which may result in vibration transferred to the coach frame, possibly resulting in noise and passenger discomfort and that the A/C compressor belt should be replaced. MCI is providing parts at no cost to the customer.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10180804-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10180804-9999.pdf)

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

## Components

Equipment and accessories, Heating and air conditioning

## Vehicles listed

- 2020 to 2021 MCI J4500

JSON: [/v1/bulletins/10180804](/v1/bulletins/10180804)

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