There is no plea bargaining in NYC Traffic Court so you either plead guilty or try the case. If you intend to try the case, I recommend you retain a lawyer familiar with that court.
I am a former federal and State prosecutor and now handle criminal defense and personal injury/civil rights cases. Feel free to check out my web site and contact me at (212) 385-8015 or via email at Eric@RothsteinLawNY.com. The above answer is for informational purposes only and not meant as legal advice.