Service bulletin ITS61729
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 | 11032934 |
| Published by NHTSA | 2026-05-27 |
| Manufacturer's number | ITS61729 |
| Manufacturer's date | 2026-05-15 |
| NHTSA component | FUEL/PROPULSION SYSTEM |
NHTSA's summary
Instructions for loading software to adjust Transtech voltage regulator PWM frequency.
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
Fuel system
| NEW FLYER XE60 | 2025 |
|---|---|
| NEW FLYER XHE40 | 2026 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.