GM E90 ECM Service (Global B)

HP Tuners is thrilled to offer custom tuning support for the GM Global B E90 ECM found in select GM vehicles (see vehicle list below). This one-time, send-in upgrade service is required to enable diagnostics and tuning capabilities.

Shipping address for send-in E90 ECM service (Global B): HP Tuners (ATT: GM E90 ECM Service [Global B]), 700 Eastwood Ln, Buffalo Grove, IL 60089

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.