GMC Sierra Transmission Controller - ATS Diesel - TCM Relocation Kit - `06-`15. This ATS Diesel kit is designed to relocate the Allison transmission control module on 2006–2015 GM 6.6L Duramax applications, providing a smarter mounting location for protection and access.

Built for owners modifying or maintaining their Duramax, this TCM relocation solution repositions the Allison LCT1000 (A40/A50) controller away from heat, moisture, and under-hood hazards while keeping serviceability in mind. The kit is intended for direct fit on the specified model years and helps simplify diagnostics and future maintenance without altering factory control logic.

Features

• Fits 2006–2015 GM 6.6L Duramax with Allison LCT1000 (A40/A50)
• Relocation design to improve protection and access
• Maintains use of factory connectors and vehicle integration
• Designed for a bolt-on installation using existing mounting locations

If you have questions or want to confirm fitment, call us directly — we’re happy to help. We offer installation and customization services at two locations: Austin, Texas and the Los Angeles, California area. Call 512-982-9393 (TX) or 562-981-6800 (CA) for details or to schedule service. If you plan to purchase multiple items, contact us for possible shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov