You need to move to vacate the conviction. If you win the motion you still face the original charges.
The above answer, and any follow up comments or emails is for informational purposes only and not meant as legal advice.
You could explore the possibility of having your guilty plea withdrawn, but like my colleague stated, that will just start the proceeding over. You best bet would be to consult with a criminal defense attorney in your area to see what your best options are.
Disclaimer: No attorney client privilege is established by receiving an answer to your question on Avvo. This answer is provided for informational purposes only. If you have further questions, please do not hesitate to visit my Avvo profile or website to set up an appointment to talk more about your issue. As required by Rule 7.2(e), Alabama Rules of Professional Conduct, no representation is made that the quality of the legal services to be performed is greater than the quality of legal services performed by other lawyers.
Your efforts will be more difficult if you waived your right to appeal. You need to consider the possible outcomes. Even if you get your plea back, you still face those charges and the case goes back to where it was before you pleaded guilty. You will still get credit for any punishment completed but there is no guarantee you will have a better result.
I am a former Brooklyn Criminal Court Deputy Bureau Chief with over 17 years experience specializing in handling criminal cases. All answers are for information purposes only. Answering this question or any future questions does not form any attorney-client relationship. Be mindful, that answers are limited by the limited facts presented by the questioner and are not meant to take the place of competent legal advice by an attorney fully informed of all the facts surrounding your case. Also, be aware that nothing posted in a public forum such as this can be deemed confidential or privileged communication.
You certainly have an argument to vacate the plea but there's no guarantee the court will grant that motion. Speak to a local appellate lawyer and see what they say. Dont forget that even if you win that motion you'd still have to face the original charges again, and odds are the DA wouldn't be feeling very generous to you once they've gone through the appellate issue. This may not be worth the time, expense and energy, but that's for you to decide.
For more information please visit www.kewgardensnylawyer.com. Unless a formal letter of engagement or retainer agreement has been entered into by and between the reader and the attorney this answer shall not be construed as official legal advice on any specific facts or circumstances. Its contents are intended for general information purposes only. No attorney-client relationship has been created.
Your time to appeal has likely expired even if you didn't waive your right to appeal in connection with your plea. You may move to vacate your plea based upon your state of mind at the time of your plea. Your burden will be to show that your plea was not knowing and intelligent. A recent case decided by the Appellate Division 3rd Dept. People v. Hennessey (a link to the decision appears below) which found that with a proper showing of mental incapacity a court should hold a hearing to determine the validity of the plea. As noted in some of the other contributor's answers, success on the motion with restore the original charges which will still need to be defended. Having served your sentence you should consult with an attorney to review your options. http://decisions.courts.state.ny.us/ad3/Decisions/2013/105342.pdf