What is a best tool to learn on Chevy and opel

[phumeletsa]

I need to buy best tool to program Chevy anf Opel cars so I need advice guys please

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[alfons37]

I think opcom and tech2 with gm card :)

[asmn]

Get MDI and use with Global Tis.

[ruwi]

If you want full coverage get OpCom, Tech 2 and GM MDI... The only reason I added OpCom is simply price, ease of use and it's a quick tool...