WenmarOpen by Wenmar Pro

Service bulletin SB-1950

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 id10043084
Published by NHTSA2012-02-21
Manufacturer's numberSB-1950
Manufacturer's date2011-11-29
NHTSA componentTRAILER HITCHES:FIFTH WHEEL ASSEMBLY; ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM

NHTSA's summary

GABRIELLI: INFORMATION PERTAINING TO FALSE NEGATIVE ON PROPER/IMPROPER COUPLING OF ELI UNITS SHOWING RED/GREEN SIGNAL. THE SENSOR HARNESSES MALFUNCTION OR CAM SENSOR BRACKETS BROKE ON SOME UNITS. NO MODEL YEAR LISTED. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Trailer hitch, Wiring and fuses

Vehicles listed
HOLLAND HITCH HOLLAND

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