Service bulletin SC-20-079
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 | 10179591 |
| Published by NHTSA | 2020-09-11 |
| Manufacturer's number | SC-20-079 |
| Manufacturer's date | 2020-08-06 |
| NHTSA component | EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION MOTOR; EQUIPMENT |
NHTSA's summary
This retrofit changes the traction motor inverter enable signal from 12 to 24 volts to improve reliability.
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, Equipment and accessories, Hybrid and electric drive
| PROTERRA CATALYST | 2017 to 2018 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.