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Service bulletin SC-22-085

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11010666
Published by NHTSA2024-11-19
Manufacturer's numberSC-22-085
Manufacturer's date2022-07-19
Campaign id or software versionSC-22-085
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Service Bulletin Instructions to update the vehicle controller software, bug fixes ands improvements to the vehicle.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
PROTERRA CATALYST2019 to 2021
PROTERRA ZX52020 to 2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.