Maybe its your wife woowooing at handsome men on the street ! Hmmm?
Could be a wheel bearing or the famous Grand Am warped rotor syndrom.
Good Luck
========= Harryface =========
1991 Pontiac Bonneville LE 3800 V6 ( C ), Black/Slate Grey _~_~_~_~276,925 miles_~_~_ ~_~_