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Service bulletin TSB 24-08

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 id11011819
Published by NHTSA2024-12-13
Manufacturer's numberTSB 24-08
Manufacturer's date2024-12-13
Campaign id or software versionRC000318
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

It has been discovered that on Model Year 2025 Delano 24TT, 24RW, 24FB, 24XL the Firefly software versions 7.2-7.4 will need to be updated to the newest 7.5 version. The prior versions of Firefly software will not allow proper operation of the Auto Generator Start (AGS).

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.

Vehicles listed
THOR MOTOR COACH DELANO2025

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