WenmarOpen by Wenmar Pro

Service bulletin SC-20-169

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 id11013681
Published by NHTSA2025-02-05
Manufacturer's numberSC-20-169
Manufacturer's date2020-11-09
Campaign id or software versionSC-20-169
NHTSA componentSTEERING

NHTSA's summary

Transit bus repair to the powersteering steering fill hose as the upper portion might leak while being filled.

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

Steering

Vehicles listed
PROTERRA CATALYST2020

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