GM E68 ECM Service (Global B)

HP Tuners is proud to offer support for the GM Global B E68 ECM found in select 2023+ Corvette Z06 and 2025+ Corvette ZR1 models (listed below). This one-time, send-in upgrade service is required to enable diagnostics and tuning capabilities in VCM Suite (BETA).

This is a send-in service which means you must first send us your original ECM. Please read this page in its entirety before purchasing.

Get Your GM E68-Equipped Corvette Ready for Tuning

HP Tuners delivers full custom diagnostics and tuning support in VCM Suite (BETA) for GM’s Global B E68 ECM—bringing professional-grade control to GM’s most advanced Corvette platforms.

This controller can be found in the following supported vehicles:

The Details

This one-time service upgrades your original E68 ECM (Global B generation only) and is required for tuning using HP Tuners’ software.

Users must physically remove their original E68 ECM from their vehicle and ship it to HP Tuners’ headquarters for servicing. Once upgraded, users have full access to calibrate, log, and scan via the OBDII port.

Note: No IMMO relearn, crank relearn, or “Replace ECM” function in VCM Scanner is required as long as the ECM returns to the same vehicle it came from.

Everything you need to tune your E68 ECM vehicle with HP Tuners:

1. This one-time, send-in GM E68 ECM Service (Global B) (upgrade service).
   
2. Download the latest version of VCM Suite BETA for free here.
3. Once upgraded, purchase (10) Universal Credits to license your E68 ECM/vehicle.
4. GM Global B vehicle support is only compatible with the MPVI4 interface.

Note:  Universal credits for licensing are not included in the cost of any upgrade service or purchase. Credits must be purchased separately.