If you’ve been accused of drunk driving, the most important thing you can do is to STOP TALKING.
Politely decline to answer questions and do not agree to submit to field sobriety tests. 
This includes answering any questions they have about your drinking or driving, where you were coming from, where you were going, or anything else.
Can I Handle a DWI Case by Myself? What Will Happen in Court? Do I really need a lawyer for DUI
Given the consequences of Impaired Driving in North Carolina, you should take the charges seriously. The State will be – John Fanney
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North Carolina Criminal Law Updates