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From my understanding the factory alarm system is simply turned off and the wiring is routed to the aftermarket system. When I had my security system installed, the shop didn't give me any pieces of the factory alarm back.
From my understanding the factory alarm system is simply turned off and the wiring is routed to the aftermarket system. When I had my security system installed, the shop didn't give me any pieces of the factory alarm back.
They can't - the factory alarm is in the BCM which has many other functions as well. That's why the factory alarm can only be turned off, not removed.