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Service bulletin 811-14

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 id10124187
Published by NHTSA2017-11-17
Manufacturer's number811-14
Manufacturer's date2014-08-11
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

811-14 FMI 7: Internal Error with the DT12 Shift Stalk Lever

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

Transmission and driveline, Automatic transmission

Vehicles listed
FCCC XBP2007 to 2016
FCCC XCM2007 to 2018
FCCC XCP2007 to 2017
FREIGHTLINER BUSINESS CLASS M22015
FREIGHTLINER CASCADIA2014
FREIGHTLINER COLUMBIA2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
FREIGHTLINER CORONADO2004, 2005, 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.

Other bulletins for the same vehicles and component
D18M4 Remanufact2018-12-10. Service bulletin. Field Service Campaign: Remanufactured Detroit? DT12? Transmission
MY18M42018-10-29. Service bulletin. MY18M4-Bulletin-02-MAY-2018 Field Service Campaign D18M4
aeo18M42018-10-29. Service bulletin. aeo18M4 Field Service Campaign D18M4
0402-182018-10-01. Service bulletin. 0402-18 SPN 625 (CPC) (GHG14)
0405-182018-06-18. Service bulletin. 0405-18 Symptom Diagnostics - Range Up or Down Shift Issue
0402-182018-06-18. Service bulletin. 0402-18 SPN 625 (CPC) (GHG14)
sb26522018-06-18. Service bulletin. sb2652 DT12 PTO UpfitB
0406-172018-06-11. Service bulletin. SPN 521221 (TCM)
0133-172018-04-16. Service bulletin. 0133-17 SPN 625 (CPC) (GHG17)
0132-172018-04-16. Service bulletin. 0132-17 SPN 521005 (CPC3) (GHG17)