Check with a Credit Union first and then if they will not authorize your loan go to Lending Tree. More than likely you will not get a small car loan though. Most loans are for a vehicle that is under 100,000 miles and less than 5 years old. You may be able to get a personal line of credit, but your interest will be higher.
655 is not that bad of a score. Getting a credit card and only putting a small amount that you pay ontime and at least keep it down to 25% of the limit will help improve your score a bit more, but it might take a couple more months. http://tvoffersproducts.com/CreditSesame
655 isn't that bad of a credit score. The most important thing is to not have any negative information reporting against you on your credit report and to pay all of your bills on time. Also make sure you keep your balances low on your credit cards.
Actually, it is not too bad. Most people have 600 and below so that kind of credit score is already on average. You can try to look at http://quickloantoday.us/ and see if you can get a loan with that credit score.