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Service bulletin sb4725

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 id10141734
Published by NHTSA2018-06-18
Manufacturer's numbersb4725
Manufacturer's date2018-02-26
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT:MECHANICAL

NHTSA's summary

sb4725 DAVCO Preheater Fault Code SA 33 SPN 6897 FMI 6B

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

Vehicles listed
FREIGHTLINER 108SD2014, 2015, 2016, 2017, 2018, 2019
FREIGHTLINER 114SD2014, 2015, 2016, 2017, 2018, 2019
FREIGHTLINER BUSINESS CLASS M22014 to 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
20260912026-03-03. Electrical
20V5270002020-09-01. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING
20V5250002020-08-31. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; STRUCTURE
17V4520002017-07-17. EQUIPMENT
17V0430002017-01-19. ELECTRICAL SYSTEM:SOFTWARE
15V6200002015-10-02. ELECTRICAL SYSTEM:IGNITION:MODULE; ENGINE AND ENGINE COOLING:ENGINE

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
SS 3146-FTL2026-05-02. Other. Service Solution for M2, 108SD, 114SD - Unable to Program Replacement Bulkhead Module - Certain Model Years
SS 3124-FTL2026-05-02. Other. Service Solution for Legacy M2 Bulkhead Module (BHM) Replacement and DiagnosticLink Issues
SS3124-FTL2025-06-27. Other. Service Solution for Legacy M2 Bulkhead Module (BHM) Replacement and Diagnosticlink Issue
PB01-0092024-11-06. Other. Parts Bulletin for Powertrain Power Distribution Module (PTPDM) Kit Replacement
CXA 8_24_Bulkhead Module2024-09-07. Other. CX Advocate for bulkhead module reprogramming (SS 3146-FTL)
SS3146-FTL2024-09-07. Other. Service Solution for M2, 108SD, 114SD - Unable to Program Replacement Bulkhead Module - Certain Model Years
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
SS3146-FTL2024-06-05. Other. Service Solution for M2, 108SD, 114SD - Unable to Program Replacement Bulkhead Module - Certain Model Years
SF672_V42023-12-06. Service bulletin. Revised Field Service Campaign for Common Telematics Platform Software Update