One problem related to roof and pillar has been reported for the 2004 Saturn ION. The most recently reported issues are listed below.
The contact owns a 2004 Saturn Ion. The contact stated that the roof of the vehicle exhibited a severe leak from the date of purchase. The dealer replaced the ceiling on one occasion yet the failure recurred. Water would enter the vehicle rapidly during heavy rains. The vehicle was not further repaired. The failure mileage was 545 and the current mileage was 107,000.