My 1991 Cadillac Brougham stalls out when i come to a stop sometime when you first start it it stalls out five minutes later?

Your 1991 Cadillac Brougham may be stalling due to several potential issues, such as a dirty or failing idle air control valve, a clogged fuel filter, or problems with the fuel pump or ignition system. It could also be related to vacuum leaks or a faulty throttle position sensor. To diagnose the problem accurately, consider checking error codes if available, and consult a mechanic if the issue persists. Regular maintenance can often prevent such stalling issues.