What is a Tech 2?

[novemberr]

Hello,
I'm studying of Tech2.
Is it a brand name?
Is it a device name?
Is it a protocol?
Is it a technique?
What does it do?

I'm looking for a tool to read/clean error/warning codes.
Is Tech2 the right thing?
Where can I get one?

Thank you for any advice.

 

[jeffbco]

Hello,
I'm studying of Tech2.
Is it a brand name?
Is it a device name?
Is it a protocol?
Is it a technique?
What does it do?

I'm looking for a tool to read/clean error/warning codes.
Is Tech2 the right thing?
Where can I get one?

Thank you for any advice.

Google "gm tech2"