This GM E41 ECM upgrade kit gives you a way to unlock the engine control module found in 2017 to 2023 Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax trucks for full tuning and diagnostic access using HP Tuners’ VCM Suite software. It allows you to upgrade the ECM in the vehicle in about 20 minutes without removing it, enabling read, write, and special function support with compatible HP Tuners interfaces.

Features

• Enables upgrade of the GM E41 engine control module in 2017–2023 Duramax trucks
• Unlocks read, write, and special function access in VCM Suite software
• Upgrade performed without removing the ECM from the vehicle
• Typical upgrade time of approximately 20 minutes
• Works with HP Tuners MPVI2+ (Pro Feature Set), MPVI3, or MPVI4 interfaces
• No immobilizer or crank relearn required
• No "Replace ECM" process required to complete the upgrade

Notes

• This kit is not compatible with MPVI or MPVI2 devices. Only MPVI2+ (with Pro Feature Set upgrade), MPVI3 and MPVI4 devices work with this kit.
• An ECM E41 upgrade is required for tuning on 2017+ Chevy Silverado and GMC Sierra 2500/3500 6.6L Duramax trucks (L5P and L5D applications).
• HP Tuners’ existing E41 ECM services are still available here.
  
• Each vehicle still needs to be licensed for (6) Universal Credits during the upgrade process. Credits are not included in this kit and must be purchased separately.

Includes

• HPTNet cable
• Upgrade box
• Upgrade cable