The BitBox GM ACDelco Petrol Gen1 CAN module (Product Number: MK23056) is a professional software activation for reading and writing engine control units (ECUs) in General Motors (GM) petrol vehicles. This module is designed for operations through the OBD2 diagnostic connector using the CAN-bus protocol.

Core Functionality

For all supported ECU types, the module provides:

• FullFlash Reading: The ability to read the entire flash memory of the ECU.

• Calibration Writing: Specialized writing of the calibration area.

• Checksum Correction: Automatic calculation and fixing of checksums during the writing process.

• Efficiency: Most operations are completed within a reading/writing time of approximately 3 to 5 minutes.

Supported ECU Types

The module supports a wide range of ACDelco Gen1 controllers based on different microcontrollers and memory configurations:

Technical Requirements

• Security: This software requires a BitSoftware Senselock USB security dongle to authorize and run the module.

• Interface: A compatible J2534 Pass-thru device (such as the Tactrix Openport 2.0 or Scanmatik 2 PRO) is required for communication with the vehicle.

• Vehicle Compatibility: These ECUs are commonly found in petrol models across GM brands, including Chevrolet, Cadillac, and Opel.