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Service bulletin 23-012

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 id10247564
Published by NHTSA2023-12-21
Manufacturer's number23-012
Manufacturer's date2023-12-20
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; EQUIPMENT:MECHANICAL

NHTSA's summary

Advise distributors on XLP carrier Autogrid enhancements.

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, Software

Vehicles listed
JERR-DAN MEDIUM DUTY CARRIER2019 to 2020
JERR-DAN STANDARD DUTY CARRIER2019 to 2020

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