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Other CXA 2_25_DT12 TCM Param

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)
TypeOther
NHTSA id11014809
Published by NHTSA2025-03-04
Manufacturer's numberCXA 2_25_DT12 TCM Param
Manufacturer's date2025-02-20
NHTSA componentPOWER TRAIN

NHTSA's summary

CX Advocate for DT12 Delayed Acceleration TCM Parameter Issue

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

Vehicles listed
FREIGHTLINER CASCADIA2025
WESTERN STAR 47X2025
WESTERN STAR 49X2025
WESTERN STAR 57X2025

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
MAN 00000728682026-10-05. Other. Detroit Transmissions Manual Update for Symptom Diagnostics — DT12 C/D Box Range Shift to Neutral with Reversing Events (Aborts)
TSB-42-080-FTL2026-08-03. Service bulletin. Revised Technical Service Bulletin for ABS Wheel Speed Fault Code Correction for MBSP Equipped Vehicles. Updated frequently asked questions.
CXA 06_26_H Plate2026-07-06. Other. CX Advocate for Eliminating Retaining H-Plate; Revised to Native Voss Quick­Connect
TSB-26-057-FTL2026-06-01. Service bulletin. Revised Technical Service Bulletin for DT12 OVX Transmission Refresh
TSB-26-001-DDC2026-05-02. Service bulletin. Revised Technical Service Bulletin for DT12 Range Detent Diagnostic
TSB-26-001-DDC2026-04-02. Other. Technical Service Bulletin for DT12 Range Detent Diagnostic
TSB-26-058-FTL2026-03-27. Service bulletin. Technical Service Bulletin for Transmission shift stalk
TSB-26-055-FTL2026-02-03. Service bulletin. Revised Technical Service Bulletin for DT12 Excessive Wear
CXA_01_26_Trans Support2026-02-03. Other. CX Advocate for Aftermarket Transmission Support
TSB-26-055-FTL2026-02-03. Service bulletin. Technical Service Bulletin for DT12 Excessive Wear