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Service bulletin SS1034598

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 id10169693
Published by NHTSA2020-01-03
Manufacturer's numberSS1034598
Manufacturer's date2020-01-02
NHTSA componentELECTRICAL SYSTEM; EXTERIOR LIGHTING; EQUIPMENT

NHTSA's summary

Service Solution for Legacy Cascadia, where trailer turn signals or 4-way flashers used in applications with high duty cycles, the left and right turn signals may experience shortened relay life.

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

Electrical system, Equipment and accessories, Lighting

Vehicles listed
FREIGHTLINER CASCADIA2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017

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

Recalls for the same vehicles and component
20V5670002022-02-16. EXTERIOR LIGHTING:BRAKE LIGHTS
20212902021-05-14. Lights And Instruments
21V3570002021-05-14. EXTERIOR LIGHTING:HEADLIGHTS:BULBS
20201582020-04-14. Lights And Instruments
20V2140002020-04-14. EXTERIOR LIGHTING
20185752018-10-22. Lights And Instruments
18V7420002018-10-19. EXTERIOR LIGHTING:BRAKE LIGHTS; EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH
18V4910002018-07-20. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
17V8100002017-12-15. EQUIPMENT
17V7610002017-11-27. EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH; EXTERIOR LIGHTING:BRAKE LIGHTS

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
SS3161-FTL2025-01-29. Other. Service Solution for Cascadia intermittent no-start and CPC not configured message
CXA 8_24_BCA CLDS TSB2024-09-07. Other. CX Advocate for Technical Service Bulletin for New Battery Cable Access (BCA) Parts for Improved Cold Weather Functionality (TSB54-369-FTL, TSB54-095-WST)
TSB54-369-FTL2024-08-02. Service bulletin. Technical Service Bulletin for New Battery Cable Access Parts for Improved Cold Weather Functionality
SS3150-FTL2024-08-02. Other. Service Solution for ECP Solenoid Interim Service Replacement Parts
SB60-1782023-11-03. Service bulletin. Service Bulletin for Relocating the Bluetooth Microphone
543022023-05-22. Service bulletin. ABS Light illuminating in the ICU.
8V4912023-05-22. Service bulletin. ICUC Bulb check function.
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.