Im having this same issue. Started w one speaker, now does it from 2
2003 Park Avenue Ultra- 15% tint, 12" audiobahns, dynamatted trunk and doors, tinted tails, LEDs all around, HID headlights, f body brakes, sd headers, 3.5 pulley and supporting mods http://www.grandprixforums.net/my-03...tml#post824292