Detroit DT12 Transmission Control Module (TCM) 2011-2020: OEM A0504464609/001

Optimize Shift Performance on Detroit DT12 (2011–2020)

What is it?
The Detroit DT12 Transmission Control Module (TCM) OEM A0504464609/001 is the electronic brain that manages shifting and clutch actuation in DT12 automated manual transmissions. It interprets input from sensors, engine parameters, and driver commands to execute precise shift timing, ensuring smooth gear changes, improved drivability, and optimal fuel economy across varied loads and road conditions.

Why choose OEM A0504464609/001?
This TCM is engineered to meet Detroit’s original specifications for DT12 transmissions used in heavy-duty trucks from 2011 through 2020. As a genuine OEM-matched control module, the A0504464609/001 provides reliable communication with engine and transmission components, helping mitigate compatibility issues, error codes, or performance faults that can arise with generic or mismatched replacements.

Key Benefits
✅ Designed for DT12 transmissions (2011–2020)
✅ Helps deliver smooth, consistent shift quality
✅ Supports optimized fuel efficiency and reduced wear
✅ Precision-engineered for compatible sensor interaction
✅ Plug-and-play fitment minimizes installation guesswork

Applications
This TCM is ideal for heavy-duty trucks equipped with Detroit DT12 automated manual transmissions spanning model years 2011–2020. It’s commonly used in on-highway freight rigs, vocational vehicles, and fleet applications that demand dependable shift control and system integration.

Installation Notes
Before installation, disconnect battery power and ensure that the wiring harness and connectors are free of corrosion or damage. Carefully remove the old TCM, then install the OEM unit in its factory location. Reconnect all electrical interfaces and follow system reset or relearn procedures recommended by Detroit to ensure proper communication between the TCM and other control modules.

Final Thoughts
When shift quality issues, fault codes, or erratic transmission behavior arise on your Detroit DT12-equipped vehicle, the OEM A0504464609/001 transmission control module offers a dependable factory-matched replacement. With precise compatibility and consistent performance, it helps restore proper shift control and keep your truck operating at its best. Tamerx has this TCM in stock and ready to ship.