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Service bulletin 0305-19 SPN 2000

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 id10163632
Published by NHTSA2019-08-08
Manufacturer's number0305-19 SPN 2000
Manufacturer's date2019-08-07
NHTSA componentELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

NHTSA's summary

Service Information Bulletin for Communication Loss with a Common Powertrain Controller (CPC) Module (CPC Heartbeat Message is no Longer Arriving)

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, Engine

Vehicles listed
FREIGHTLINER 108SD2014, 2015, 2016, 2017, 2018, 2019, 2020
FREIGHTLINER 114SD2014, 2015, 2016, 2017, 2018, 2019
FREIGHTLINER BUSINESS CLASS M22014 to 2020
FREIGHTLINER CASCADIA2014, 2015, 2016, 2017, 2018, 2019, 2020
FREIGHTLINER CORONADO2016, 2017, 2018, 2019
THOMAS BUILT BUSES SAF-T-LINER C22014 to 2020
WESTERN STAR 47002016, 2017, 2018, 2019
WESTERN STAR 48002016, 2017, 2018, 2019
WESTERN STAR 49002017, 2018, 2019
WESTERN STAR 57002016, 2017, 2018, 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
20216972021-11-12. Electrical
21V8820002021-11-12. ELECTRICAL SYSTEM:WIRING
20213992021-06-25. Electrical
21V4810002021-06-25. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
20211722021-03-24. Electrical
21V2060002021-03-24. ELECTRICAL SYSTEM:WIRING
20204082020-09-01. Engine
20V5270002020-09-01. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING
20V5250002020-08-31. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; STRUCTURE

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
FleetCom_Heater Core2026-01-08. Other. Fleet Communications for Heater Core Plugging
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
FleetCom_SS 3163-FTL2025-12-06. Other. Fleet Communications for Power Steering Reservoir Fill Cap Venting
FleetCom_Low Coolant2025-12-05. Other. Fleet Communications for Low Coolant Sensor
CXA_10_25_Low Coolant2025-11-05. Other. CX Advocate for P4, WST X-Series, DD Engines Low/Critical Low Coolant Warnings
CXA_10_25_Conmet Oil Pan2025-11-05. Other. CX Advocate for ConMet Oil Pan Insert Additional Issues
SS3124-FTL2025-06-27. Other. Service Solution for Legacy M2 Bulkhead Module (BHM) Replacement and Diagnosticlink Issue