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Service bulletin olFL738

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 id10158063
Published by NHTSA2019-04-08
Manufacturer's numberolFL738
Manufacturer's date2017-07-01
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY

NHTSA's summary

DDC-US Detroit Axle Through Shafts

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

Transmission and driveline, Axle

Vehicles listed
FREIGHTLINER CASCADIA2017
WESTERN STAR 57002017

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

Recalls for the same vehicles and component
17V3150002017-05-11. POWER TRAIN:AXLE ASSEMBLY
16V6340002016-08-31. POWER TRAIN:AXLE HUBS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
olFL7382019-04-08. Service bulletin. DDC-US Detroit Axle Through Shafts
MY17R32019-04-08. Service bulletin. Bulletin_8Jun17 Detroit - Axle New Final Drive Thru-Shaft
sb35034 Pre-Deli2018-12-10. Service bulletin. Service Bulletin: Pre-Delivery Inspection Oil Fill for New Final Drive (NFD) Axles
sbw35122018-06-11. Service bulletin. sbw3512 Differential Lubrication, Detroit Model 6 Axles
FL6622017-11-17. Service bulletin. FL662.-DLR Meritor MSF12 Non-Conforming Front Axle Beams
FL7182017-06-01. Service bulletin. FL718 FRONT AXLE HUB RATING