More info needed.
you should talk to a DUI lawyer before you do anything.
Remember you only have 10 days for you or your lawyer to request a DMV hearing or your license will be suspended.
This isn't a clear-cut question with an easy answer. It depends on the facts of your case, you should contact a local DUI defense attorney to discuss the facts of your case, possible defenses and likely outcomes, you might also discover that a lawyer isn't as expensive as you think.
