How can i fix the blinking lights on the dash board couse by the theft system? on 1996 Cadillac Seville STS

I did a by pass to the theft system and it worked for a few but the problem is still there my radio, heater,etc... does not work but the car starts and runs. I need the car to be like it was smooth and sweet, what can i do?

Asked by for the 1996 Cadillac Seville STS
ck anti theft codes and post so we can may have a bad key o skim in ign switch. try another key if you have one
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