Saturn ION (2003 - 2004) - fuse box diagram - Auto Genius Saturn ION (2003 – 2004) – fuse box diagram. Year of production: 2003, 2004. Instrument Panel Fuse Block. Some fuses are in a fuse block on the driver’s side of Saturn Ion - 2004 Fuse Box Diagram Saturn Ion - 2004 Fuse Box Diagram. Home; Saturn; Ion - 2004 Fuse Box; These are some examples of symbols that may be found on the vehicle: v.