WenmarOpen by Wenmar Pro

Service bulletin SS1034788

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 id10179107
Published by NHTSA2020-09-02
Manufacturer's numberSS1034788
Manufacturer's date2020-08-25
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN

NHTSA's summary

Service Solution for EconicSD RP170a Pin 29 Retro-Fit Instructions. The Body Builder requested a 12 volt signal at the X397 connector when the transmission is in neutral.

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, Transmission and driveline

Vehicles listed
FREIGHTLINER ECONIC SD2020 to 2021

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