EFILive Scan and Tune - GM/FCA OBD2 Diagnostic Software 8.4.70

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EFILive Scan and Tune — GM and Cummins Calibration Suite​

v8.4.70 datalogging, calibration editor, flash and scan in one workspace

What is EFILive Scan and Tune?
EFILive Scan and Tune is a Windows suite for calibration editing, flashing and high speed datalogging. It helps professional tuners and advanced users work with supported GM gasoline, Duramax diesel and selected Cummins controllers in a single workflow.

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Key facts

• Version: 8.4.70
• Modules: Scan, Tune, Firmware and Device...

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Frequently Asked Questions​

Which Windows version is recommended?
For maximum stability during ECU flashing and diagnostics, a clean installation of Windows 10 (64-bit) is recommended.
Is it compatible with J2534 PassThru?
Most modern software versions support standard J2534 interfaces like Scanmatik 2 Pro, OpenPort 2.0, and specific VCI adapters.

What's inside:

• Overview & screenshots
• Version history and compatibility
• Download link and setup notes

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