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Service bulletin FL662

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 id10124170
Published by NHTSA2017-11-17
Manufacturer's numberFL662
Manufacturer's date2014-08-01
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY

NHTSA's summary

FL662.-DLR Meritor MSF12 Non-Conforming Front Axle Beams

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 122SD2015
FREIGHTLINER BUSINESS CLASS M22009 to 2017
FREIGHTLINER CASCADIA2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018

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
14V2420002014-04-29. POWER TRAIN:AXLE ASSEMBLY
13V5380002013-10-30. POWER TRAIN:AXLE ASSEMBLY

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
CALFTL20-0022020-05-23. Service bulletin. Customer Advisory Letter for Cummins X12N E-Viscous BorgWarner Improved Fan Hub Replacement. Our records indicate that you are the owner of a Freightliner New Cascadia powered by a Cummins ISX12NG Engine. DTNA has decided to remove and replace the BorgWarner fan hub assembly to prevent any premature failures.
olFL7382019-04-08. Service bulletin. DDC-US Detroit Axle Through Shafts
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
SF4712018-06-11. Service bulletin. SF471-DLR Detroit Axles Driver-Controlled Differential Locks
ICI13-0092018-06-11. Service bulletin. ICI13-009-DLR Campaign Claims for Detroit Axle
SF4882018-01-05. Service bulletin. SF488-DLR Airliner 69K Axle Stops
sb42712017-10-21. Service bulletin. sb4271 Rear Axle S-Cam Support Bracket Replacement
FL7182017-06-01. Service bulletin. FL718 FRONT AXLE HUB RATING