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Service bulletin SF639

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 id10244762
Published by NHTSA2023-11-03
Manufacturer's numberSF639
Manufacturer's date2023-10-09
NHTSA componentEQUIPMENT

NHTSA's summary

Revised Field Service Campaign for Bendix SDP5 Software Update

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

Vehicles listed
FREIGHTLINER CASCADIA2022
WESTERN STAR 49X2022

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

Other bulletins for the same vehicles and component
SF6732024-04-02. Service bulletin. Field Service Campaign for Common Telematics Platform (CTP) Installation and Initialization
SF6652023-12-06. Service bulletin. Field Service Campaign for Common Telematics Platform
SF672_V42023-12-06. Service bulletin. Revised Field Service Campaign for Common Telematics Platform Software Update
ICI23-0502023-12-06. Service bulletin. Important Campaign Information Letter for SF665 - Campaign Reactivated
ICI23-0442023-12-06. Service bulletin. Important Campaign Information Letter for SF665 - Campaign Suspended
SF6392023-11-03. Service bulletin. Revised Field Service Campaign for Bendix SDP5 Software Update
SF6652023-11-03. Service bulletin. Field Service Campaign for Common Telematics Platform
SB60-1782023-11-03. Service bulletin. Service Bulletin for Relocating the Bluetooth Microphone
ICI23-0342023-09-02. Service bulletin. Important Campaign Infomration Letter for SF639 - Campaign Suspended
SF6392023-07-05. Service bulletin. Field Service Campaign for Bendix SDP5 Software Update