If I purchase a vehicle online, when do I have to pay? Online Auction Guru March 10, 2017 20:45 Updated Follow Tuesday by close of business Related articles How Do I Register Online? How can I register through the America's Auto Auction website? What types of auctions are available? If a vehicle is purchased Title-Attached, how long does the seller have to produce it before I can return the vehicle? Hours to View Inventory: Comments 0 comments Please sign in to leave a comment.