The following season, he would go on and finish a career best second in to 1984 Budweiser Grand Prix of Cleveland, however, in his next race his career was cut short by a huge crash at Michigan involving Al Unser Jr.. In a race full of huge accidents, he spun his car coming off one of the banked turns, he then collected Unser Jr., his car then skated across the grass run-off area, slammed into the inside Armco barrier, his car tumbled multiple times and broke apart- although Unser Jr. was uninjured, Ganassi suffered serious head injuries.