jus started having problems with my 98 grand prix gt.......when i go to start it nothing happens i have full power all the lights come on but when i turn the ignition it does nothing. i did let it sit for a few minutes and then tryed it and it started ran fine.......when i shut it off it would not start again.....when i start it again and turn key the headlights go out. im lost and dont know what to do. also trying to find location of the starter so i can check it. my car has 204,000 miles on it and doest give me many problems.........i love this car and want it fixed.......can anyone help. thanks, foosyerdaddy