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Service bulletin 812-14

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 id10124186
Published by NHTSA2017-11-17
Manufacturer's number812-14
Manufacturer's date2014-08-12
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN

NHTSA's summary

812-14 FMI 3, 4: Engine Aux. Shutdown Input Failed High and Low

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, Transmission and driveline

Vehicles listed
FCCC XBP2007 to 2016
FCCC XCM2007 to 2018
FCCC XCP2007 to 2017
FREIGHTLINER BUSINESS CLASS M22015
FREIGHTLINER CASCADIA2014
FREIGHTLINER COLUMBIA2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
FREIGHTLINER CORONADO2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
WESTERN STAR 47002007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
WESTERN STAR 49002004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018

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
20204882020-10-16. Powertrain
20V6420002020-10-16. POWER TRAIN:CLUTCH ASSEMBLY
20187142018-12-19. Powertrain
18V9030002018-12-19. POWER TRAIN:CLUTCH ASSEMBLY
18V1910002018-03-26. ELECTRICAL SYSTEM:WIRING
20174602017-09-22. Electrical
17V5880002017-09-21. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

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
TSB26-008-WST2025-05-02. Service bulletin. Service Solution for DT12 Oil Plug Ports
TSB35-023-WST2024-06-05. Service bulletin. Technical Service Bulletin for New Final Drive Over Heat Diagnostic
543022023-05-22. Service bulletin. ABS Light illuminating in the ICU.
8V4912023-05-22. Service bulletin. ICUC Bulb check function.
ICI22-0172022-05-03. Service bulletin. Important Campaign Information Letter for DDC D21M1 Termination Date Extended. This letter is to inform you that a revised bulletin for Detroit Diesel Field Service Campaign D21M1, DT12 Transmission Drive Shaft Cover Plug Reseal has been EXTENDED for an additional three months. Please use the extended termination date for all work under D21M1 from this point forward. REVISION: D21M1 termination date extended to July 1, 2022.
SBW41-0022022-02-05. Service bulletin. Revised Western Star Service Bulletin for Drive Line Vibration. Minor note: added an update of document previously submitted. The related VMRS codes are added
CALWS83-0012021-09-29. Service bulletin. Customer Advisory Letter for HVAC Actuator Wiring Harness. The wiring harness of the actuator of the fresh air recirculation door, shown in Fig. 1, on Western Star vehicles equipped with Red Dot HVAC systems should be inspected for signs of water intrusion and corrosion.
SBW54-0802021-06-29. Service bulletin. Western Star Service Bulletin for Key Fob ID Retention. Key fobs for remote keyless entry on Western Star vehicles are delivered in packages that include a unique ID for the fob. The ID is required when pairing the key fob with a vehicle.
SB54-2952021-06-14. Service bulletin. Vehicles built in model year 2016 use a bulkhead module (BHM) with a 500k auto baud rate. If a BHM needs replacement, it must be replaced with the new BHM (A66-03086-000) with a 500k auto baud rate.
SS37042021-06-10. Service bulletin. Cascadia Fault codes 6.0