The first essential requirement that you should check and double check when you want to get an auto loan is the terms and conditions. You might think you're doing well if you pay the loan off quickly, but you can actually be penalised for this. When you sign a contract you are acknowledging that you have read and understood everything therein, so if you have a problem with something down the line you won't have a legal leg to stand on.
Know what will happen if you miss a payment so you're not surprised if a large bill arrives the next week. Some companies may include things you didn't think about, including the number of registered drivers or where the car is parked. You may be violating your contract if you change from parking the car in a garage to parking it on the street at night.
The second essential requirement that you should look at when you're looking to how to get auto loan is the repayment period. All loans will have one, but you should make sure that the length suits you. If you're getting a ten year old car, then chances are you'll have to do a lot of repairs on the car over the next ten years. If your loan is over a seven year period, then for the last few years you will resent having to pay it. It might be best to get a shorter period of loan so you can pay it off while you still love it.
Another essential to look at if you want to get an auto loan is the repayment amount. If you're planning on starting a family in two years, then you won't want a loan that will have big monthly repayments just because you can afford it now. For example, you might be able to afford $75 per week now, but will you be able to when there's a child around? It might be best to get a loan that only requires you to pay $65 per week and pay off more if you can and then you can go to paying less later on.