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Service bulletin TechTalk12338K

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 id10189959
Published by NHTSA2021-04-06
Manufacturer's numberTechTalk12338K
Manufacturer's date2021-03-26
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Tech Talk discussion on starter relay wire stays hot.

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

Vehicles listed
FREIGHTLINER CASCADIA2019

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

Recalls for the same vehicles and component
20213992021-06-25. Electrical
21V4810002021-06-25. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
18V4910002018-07-20. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

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
FleetCom_AMP Draw2025-12-06. Other. Fleet Communications for Key off amp draw
SS3161-FTL2025-01-29. Other. Service Solution for Cascadia intermittent no-start and CPC not configured message
FAB3372025-01-07. Other. FAB 337 for 4th and Fifth Gen Cascadia RP1226 - Progressive Low Voltage Disconnect (PLVD)
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
SF673 POSTCARD LARGE2024-06-07. Service campaign. Field Service Campaign Owner Reminder Postcard large population
SF673 POSTCARD SMALL2024-06-07. Service campaign. Field Service Campaign Owner Reminder Postcard small population
SF672 POSTCARD LARGE2024-06-07. Service campaign. Field Service Campaign Owner Reminder Postcard large population
SF672 POSTCARD SMALL2024-06-07. Service campaign. Field Service Campaign Owner Reminder Postcard small population