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Service bulletin SC-23-012

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 id11009851
Published by NHTSA2024-11-05
Manufacturer's numberSC-23-012
Manufacturer's date2023-02-09
Campaign id or software versionSC-23-012
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

The Vehicle Controller Software release includes Port B functionality, Pump command updates, and customer specific functionality.

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 ZX52022

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