: The tune must be uninstalled from the vehicle (returned to "stock") before attempting an update.
Without updating your device via the Light Duty Agent, you run the risk of facing electronic handshake failures (such as ) when plugging into your truck’s OBDII port. This comprehensive guide provides step-by-step instructions on downloading, installing, and utilizing the Update Agent to keep your programmer running flawlessly. Technical Specifications & System Requirements bully dog light duty update agent