The AL5 Transmission Control Module is found in the 2001-2005 2500HD/3500 Duramax with the Allison Transmission. We offer a Pre-programmed TCM which comes with either factory calibrations or our custom EFI Live calibrations.

Benefits of our custom tuned TCM include:

• Revised shift strategies for better shift RPM and quality.
• Improved torque converter lock-up.

Works with factory or aftermarket ECM programming. This plug and play TCM is delivered right to your door and takes roughly 5 minutes to install.

Features:

• Revised shift strategies for better shift RPM and quality.
• Improved torque converter lock-up.
• Works with factory or aftermarket ECM programming.
• This plug and play TCM is delivered right to your door and takes roughly 5 minutes to install.
• No dealer visit required.
• No core required.
• 2 Year Warranty.
• Will Not Work In 4500 OR 5500 TRUCKS.

Details:

• Universal No
• Sold As Each
• Core Charge No
• Transmission Control AL5