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The ATS Diesel CoPilot transmission controller is a direct-fit controller for 2001–2005 GM vehicles equipped with the Allison 1000 24-pin transmission harness. It provides electronic control tailored to Allison 1000 applications and is intended as an add-on controller to manage transmission functions. Confirm vehicle year, transmission model, and 24-pin connector compatibility before purchasing and installation.
ATS Diesel 01-05 GM Allison 1000 CoPilot Transmission Controller - 24 Pin
