You have the right to remain silent.
If a police officer stops you, you must identify yourself. If you are pulled over driving you must provide your insurance, license and registration of the vehicle. You are not required to answer any other questions about how fast you were going or if you were drinking. You can just inform the officer you are invoking your right to remain silent.
You have the right to not take any field sobriety tests or blow into the breathalyzer.
If you are pulled over and the officer thinks you have been drinking he will ask you to do a series of tests. You have the right to refuse the tests. The tests can be used against you in court to prove you were intoxicated. You can also refuse to take a beathalyzer. A breathalyzer measure the amount of blood alcohol in your body. By refusing a breathalyzer they can suspend your license for a longer amount of time but if you blow it can be used against you. The legal limit is a .08.
You have the right to deny the police to search your person or car.
If the police ask you to search your person, you have the right to say no. An officer may still search any of those but then the officer must justify the search.
You have the right to not be questioned after you are arrested.
After you are arrested you have the right to not be questioned without a lawyer present. When arrested you must tell the officer "I refuse any questioning without my attorney present."
You have the right to an attorney any time you go to court.
Anytime you go to court for a criminal charge, traffice offense, or any legal case you have the right to get a lawyer even if the other side tells you it is not necessary. A lawyer is the only person workig on your side and you have a right to have one present.