WenmarOpen by Wenmar Pro

Service bulletin TechTalk7808

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 id10182026
Published by NHTSA2020-11-03
Manufacturer's numberTechTalk7808
Manufacturer's date2020-10-22
NHTSA componentENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; EQUIPMENT

NHTSA's summary

Tech Talk discussion on ECM not seeing PTO On signal.

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, Engine, Equipment and accessories

Vehicles listed
FREIGHTLINER BUSINESS CLASS M22015

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