Lock blocking.

[Tommerrim]

Car security system have any back up i mean to say that if any one try to break or hijack password then security system should hidden password and block code.

Have anyone lock contain feature like it ?

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locked keys in car (http://www.boston-locksmiths.us/car-locksmith/)

[tom4bren]

It sounds like you have an aftermarket security system. Ours is only functional with the 2 button key FOB (no security codes).