Keyless Entry Remote Fob Clicker for 1998 Town & Country With Do-I "start town country starts" Questions

my remote key fob is not working i think it is immoblised the car want start how do i switch the immobliser off on the car so i can take it down the reapir shop so i can get the fob fixed call the ...

...Town & country van. The care will start then sut off after a few seconds then start again and shut off it does this 3 time than will not start from the remote. The remote has a closed lock on the ...