AUTEL MaxiSYS Pro Firmware Upgrade Guide with 2014 GMC Yukon

As an owner of the Autel MaxiSys Elite II Pro diagnostic tool, you may occasionally encounter firmware upgrade challenges. A recent customer experienced difficulties upgrading the VCI (Vehicle Communication Interface) to diagnose a 2014 GMC Yukon.
AUTEL MaxiSYS Pro Firmware Upgrade Guide with 2014 GMC Yukon 1 AUTEL MaxiSYS Pro Firmware Upgrade Guide with 2014 GMC Yukon 2

According to AUTEL’s technical support, the solution involves a few key steps:
Uninstall the existing PC SUITE software from the computer.
Reinstall the latest version of setup.exe and the latest version of PC SUITE, version 1.27..
Locate the “Version.txt” file in the C:\Program Files (x86)\Autel\PassThru\Maxi PC Suit\ directory and manually change the version number to 1.99.

Connect the VCI device to the computer and use the updated PC SUITE to perform the firmware upgrade.

By following these instructions, you can ensure your AUTEL MaxiSYS Pro is equipped with the necessary firmware to diagnose and service a wide range of vehicle makes and models, including the 2014 GMC Yukon.

Should you encounter any other issues with your AUTEL MaxiSYS Elite II Pro, be sure to reach out to the AUTEL technical support team for further assistance. With their guidance, you can keep your diagnostic tool up-to-date and ready to tackle any automotive challenge that comes your way.

CARDIAGTOOL UK TECH SUPPORT
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E-Mail: sales@CardiagTool.co.uk