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Service bulletin 19-047

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 id10166897
Published by NHTSA2019-11-01
Manufacturer's number19-047
Manufacturer's date2019-11-01
NHTSA componentSUSPENSION

NHTSA's summary

Freightliner Chassis - Detroit Diesel Corp Field Service Campaign D19M4 - Different I-Beam design was introduced on the axles that does no have a flat mating surface on the bottom side of the I-beam where the optional stabilizer brackets are mounted. This may result in damage to the stabilizer bracket due to bending stress during assembly of the U-bolts. Inspection of the stabilizer brackets and I-beams for damage may require installation of spacers and replacement of the stabilizer brackets and mounting hardware. A Detroit Diesel Authorized Repair Facility will perform this service at no charge prior to September 26, 2020.

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

Suspension

Vehicles listed
JAYCO SENECA2017 to 2018

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