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Service bulletin sb31039

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 id10146299
Published by NHTSA2018-10-29
Manufacturer's numbersb31039
Manufacturer's date2018-05-01
NHTSA componentSUSPENSION; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

With the start of production on February 12, 2018, the fasteners used to assemble Airliner rear suspension crossmembers changed. The forward-suspnsion crossmember will assembled with M18 fasteners and the rear-suspension (bogie) crossmember will be assembled with M16 fasteners.

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

Equipment and accessories, Suspension

Vehicles listed
FREIGHTLINER CASCADIA2018, 2019

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

Recalls for the same vehicles and component
18V9130002018-12-19. SUSPENSION:FRONT:CONTROL ARM; STEERING:LINKAGES:TIE ROD ASSEMBLY; STEERING
17V4520002017-07-17. EQUIPMENT

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
SF6732024-04-02. Service bulletin. Field Service Campaign for Common Telematics Platform (CTP) Installation and Initialization
SF672_V42023-12-06. Service bulletin. Revised Field Service Campaign for Common Telematics Platform Software Update
SB60-1782023-11-03. Service bulletin. Service Bulletin for Relocating the Bluetooth Microphone
SF6722023-06-29. Service bulletin. Field Service Campaign for Common Telematics Platform Software Update
SB54-3582023-05-05. Service bulletin. Revised Freightliner Service Bulletin for Converting CTP1 to CTP2. Description of Revisions: This bulletin replaces the version dated 11/28/2022. The CTP replacement part number has been updated.
MYCOM_110120222022-12-03. Service bulletin. My Communications for SF625 and SF657 Pre-Flashed USB Tools. The download files for SF625 and SF657 are no longer available in our download center. In order to perform these updates you will need to order the Pre-Flashed USB tools from the PDC. This will allow for a more efficient and timely service.
SB54-3582022-12-03. Service bulletin. Freightliner Service Bulletin for Converting CTP1 to CTP2.
SF6572022-10-04. Service bulletin. Revised Freightliner and Western Star CTP Software Update REVISION: New tools are required. The USB stick with SF657 software already loaded, along with the USB stick to CTP adaptor harness that is On-the-Go (OTG) protocol compliant, now have part numbers that can be purchased through the parts distribution center (PDC).
ICI22-0442022-10-04. Service bulletin. Important Campaign Information Letter for SF657 – Revised Bulletin. Newest Revision: A screenshot of the DiagnosticLink screen showing in Fig.15 showing 'Activation OK' must be kept on file with the repair order. This letter is to inform you that tools are now required for the SF657 repair, and the work instructions have been updated.
ICI22-0422022-10-04. Service bulletin. Important Campaign Information Letter for SF625 Revised Work Instructions/Screenshot Requirement. Newest Revision: A screenshot of the DiagnosticLink image shown in Fig. 40, on page 31 of the work instructions, with the message 'Activation OK' must be kept on file with the repair order. Previous Revision: This letter is to inform you that tools are now required for the SF625 repair, and the work instructions have been updated.