# Service bulletin SC\-22\-089

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: 11010662
- Published by NHTSA: 2024\-11\-19
- Manufacturer's number: SC\-22\-089
- Manufacturer's date: 2022\-12\-16
- Campaign id or software version: SC\-22\-089
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Bulletin to update ADA ramp software. The vendor provided new software to support the ramp deploying and retracting at normal speed. Prior to the software the ramps were functioning slower than expected.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-11010662-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-11010662-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2019 PROTERRA CATALYST
- 2021 PROTERRA ZX5

JSON: [/v1/bulletins/11010662](/v1/bulletins/11010662)

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