2019-2022 GM 1500 Gas Evolution CTS3 in

At the heart of the package is the CTS3’s high-resolution 5-inch touchscreen monitor, providing full control and live data monitoring. You’ll not only gain power but also unlock a range of adjustable features including tire size recalibration, speed limiter adjustments, and the ability to remember tow/haul and driving modes. The device can also disable your Active and Dynamic Fuel Management systems, to keep you running on all 8-cylinders all the time. Built-in diagnostics let you read and clear trouble codes, while Wi-Fi support keeps your device updated with the latest features and calibrations.

Features

• Includes ECM and TCM Unlock Harness and Locksmith Device
• Improves power, mileage, towing performance
• Does not support 2022.5+ GM Refresh applications
• Disable Active Fuel Management / Dynamic Fuel Management
• Calibrate for Tire Size and Gear Ratio Changes
• Disable Auto Start Stop
• Adjustable Speed and Rev Limiters
• Remember Previous Drive Mode on Start Up
• User Adjustable Throttle Sensitivity
• Four preloaded tunes for Economy/Towing (87 Octane), Drive (87 Octane), Performance (91 Octane), and Extreme(91+ Octane)
• Two transmission shift strategies to fine tune your experience, Firm Shift and Hard Shift

Does not support the 2022+ Refresh models, E-assist, or Hybrid applications

Product Video

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Documentation

• Installation instructions — d10028900 rev00 (PDF)