WenmarOpen by Wenmar Pro

Service bulletin TIP-004 050319

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 id10160536
Published by NHTSA2019-05-28
Manufacturer's numberTIP-004 050319
Manufacturer's date2019-04-18
NHTSA componentEQUIPMENT; TRAILER HITCHES; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

This publication provided information on how the trailer tow plug receives its power source for the charge line differently on certain chassis.

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, Trailer hitch

Vehicles listed
THOR MOTOR COACH THOR MOTOR COACH

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