GMMDI

Whats the Difference Between GM Tech 2 & GM MDI Diagnostic Tool

There have GM Tech2 and GM MDI work for gm vehicles , but whats the difference for these 2 items ? Please check the details as bellow ItemGM Tech 2GM MDILanguageGM-English, Germany, Spanish , Japanese, French, Thai , Portuguese, Korean SAAB-English OPEL-English, Italian , Germany,Spanish HOLDEN-English SUZUKI-English ISUZU-EnglishMulti-language English, French, German, Japanese, Italian and