Tech2 Diagnostic Tool supported car models : GM/SAAB/OPEL/SUZUKI/ISUZU/Holden,while programming for GM cars till 2014
Tech2 scanner tool support multi-function such as Capture stored DTCs, Freeze Frame, and Failure Record for later review,etc
There are 2 GM categories of the radio security theft lock feature.
1) The first category which was used on GM vehicles up until about 2001 or 2002 required the owner to choose a PIN and enter it into the radio to activate the radio security theft lock feature;
2) The second category which is used in newer GM Tech 2 has smart coding which is a scrambled portion of the vehicle VIN number.
Unlock radio code and VIN Relearn instruction
The only way to unlock the radio is by using the VIN Relearn procedure with a GM Tech2 scanner to set to module replacement setup.
You can check the links for knowing more gm tech2 car diagnostic tool .
http://www.autonumen.com/search-gm+tech2+scanner.html
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