car won't start

I have a 1990 Cutlass cierra. The car will start and run for
about 30 seconds or until you give it gas,then it immediately stalls. I am getting
a code 42. Also the radio antennae wants to keep going. Can you tell me
what is wrong and what I need to do to fix it.
Thank you

We'll I'd love to help you out...as soon as you tell me why you posted this in a Nissan 240SX forum.

We'll I'd love to help you out...as soon as you tell me why you posted this in a Nissan 240SX forum.
Sorry I didn't realize that