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Service bulletin TechTalk7857

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 id10183449
Published by NHTSA2020-12-02
Manufacturer's numberTechTalk7857
Manufacturer's date2020-11-09
NHTSA componentELECTRICAL SYSTEM; EXTERIOR LIGHTING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

Tech Talk discussion on SS1034348 P4 unintended flasher.

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, Labels and manuals, Lighting

Vehicles listed
FREIGHTLINER CASCADIA2021

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

Recalls for the same vehicles and component
20232802023-05-11. Lights And Instruments
23V2080002023-03-28. EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS; EXTERIOR LIGHTING
20V5670002022-02-16. EXTERIOR LIGHTING:BRAKE LIGHTS
20213992021-06-25. Electrical
21V4810002021-06-25. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
20212902021-05-14. Lights And Instruments
21V3570002021-05-14. EXTERIOR LIGHTING:HEADLIGHTS:BULBS
20201582020-04-14. Lights And Instruments
20V2140002020-04-14. EXTERIOR LIGHTING

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
CXA 06_26_Utility Lamp2026-07-06. Other. CX Advocate for Utility Lamp water intrusion
FleetCom 1_Solenoid2026-05-02. Other. Fleet Communications for solenoid issues
FleetCom_SS 3174-FTL2025-12-06. Other. Fleet Communication for SS 3174-FTL
FleetCom_AMP Draw2025-12-06. Other. Fleet Communications for Key off amp draw
CXA_10_25_Tech Questions2025-11-05. Other. CX Advocate for technical questions/issues raised
SS3176-FTL2025-05-02. Other. Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
CXA 4_25_Elec Pwr Steer2025-05-02. Other. CX Advocate for ICC5 erroneous electric power steering warning message (SS3176-FTL)
SS3176-FTL2025-04-02. Other. Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
SS3174-FTL2025-04-02. Other. Service Solution for ICC5 B-Panel Gauges Intermittently Not Being Displayed
SS3161-FTL2025-01-29. Other. Service Solution for Cascadia intermittent no-start and CPC not configured message