GM tech2 Scanner main device self test

Everyone knows vehicles tend to go wrong, specially the older cars. If we did not maintain it well we can not go on using it. It remindS us attend to our car and keep our car in a good condition and even continue life. The same as GM vehicles, to diagnose GM, most people use GM Tech 2 Scan Tool. Even I know one user comment like this: it is like my GM car lover, since my GM car has Tech2 , she keeps working well, my wife always makes a joke that Tech2 is my car lover, and say the love is so powerfull.

Then what is GM tech2? Vetronix tech 2 diagnostic tool comes with Authentic GM software and provides support for on-board diagnostics on all GM systems 1992 thru 2011. GM Tech ii scan tool can read backlit screen,capture stored DTCs, Freeze Frame, Failure Record for later review. GM diagnostic tool GM Tech2 can display the same information stored in an auto's computer; this is used by mechanics or car owner in finding and fixing interior problems.
But when Tech2 Scanner has something wrong, it needs self test candi, VCI, keypad and main device, in this following parts, we share how to self test the main unit of GM Tech2.

GM tech2 Scanner main device self test steps:

 1. Insert GM Tech2 32MB cards into the Card slot of Tech2. notice: make sure the right position.

 2. Connect self-test adapter with GM Tech2, and then power on machine

 3. button enter main menu of gm tech2, then choose F4 button: tool options

 4. select F3 button: self-test

 5. press "exit" button, and go on

 6. choose GM tech2 self-test, there have many menu option

 7. choose Automated VCI menu

 8. VCI self-test result Free download the How to self test the main unit of GM tech2.pdf

To learn tech 2 manual and other questions, please visit  CnAutotool.com