My car is shutdown ....i need to bypass security system it will not crank just c on 2000 Cadillac DeVille

How can i bypass

Asked by for the 2000 Cadillac DeVille
1 answer 1 comment
scan codes and post so we can adv.security system most likely cannot be bypassed
Ok.....will a keypad work because didn't come wit. plus,i guess switch been changd cuz key has no chip