What does the Passlock System actually do?

[slampe]

When the passlock system is activated what does it actually do? I understand it cuts off the fuel system but how does it actually do this?

[CCTGENE]

You might check out the following site:

http://www.standardbrand.com/web_app...DF++++++++++++

[xeroinfinity]

Welcome to AF slampe.

Here is another article that explains these systems and remote starters as a bypass.
http://www.bulldogsecurity.com/pdf/Model721.pdf


and here is a lnk ot GM specific modul.
http://www.the12volt.com/installbay/...555L_7-02B.pdf