Verified: Allscanner Vxdiag Vcx Nano GM with Tech2Win can work good for speed limiter removal. See the test report here Date: 11-30-2017 Tester: professionals working for obdii365.com Purpose: Speed limiter removal Car: 2008 Vauxhall Vivaro 2.0 (90bhp m9r 782) Device: Vxdiag Vcx Nano for GM WiFi diagnostic tool Test procedure: Main steps: Connection-modify configuration->obd2 diagnostic->store ECU data->program maximum vehicle speed->Done! In details……