Sounds like the law is on your side per eBay:
"All bids made in the Real Estate and eBay Motors vehicles categories are considered non-binding.
Remember, bids placed in any other category are a legal commitment to purchase the item. We strongly encourage you to read the other terms for more information."
"All bids made in the Real Estate and eBay Motors vehicles categories are considered non-binding.
Remember, bids placed in any other category are a legal commitment to purchase the item. We strongly encourage you to read the other terms for more information."