My key won't start the van or turn somtimes. The steering locked,the shift locke on 1997 Chrysler Town & Country

The fine( new) starter fine Starts with the remote. Keys are fine have 3 different ones all have worked fine before.The van is lock happy, you don't dare get out without the key in your hand somtimes it locks & somtimes it don't I don't think this has anything to do with the starting problem Please Advise !!

Asked by for the 1997 Chrysler Town & Country
All of your problem is related to the antitheft system. You need to have a professional tech diagnose this problem.
Thank U Can this system be dis-conneted some how I can't get it started ( stuck in the garage) Thanks again for your time !