Not sure what you're 2004 Saab 9-3 Arc is worth? Many consumers don't know what their used car is worth, which leads to them losing money when selling their car or using it as a trade-in when buying a new car. Don't let this happen to you! Below you can look up your exact 2004 Saab 9-3 Arc price. Indicate your milegae and vehicle condition to view your 2004 Saab 9-3 Arc retail and trade-in values.