RepairPal Certified shops can diagnose and repair your 2007 Suzuki Forenza. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Use this link so you can see BOTH FUSES for the radio - then replace the one that's blown!
https://www.autogenius.info/suzuki-forenza-fuse-box-diagram/
This can also be found in the owners manual..