Additional information on what prompted the stop and who else was in the vehicle was not immediately available, police said.
A representative for Way did not immediately respond to The Associated Press' request for comment.
The Chicago hip-hop artist is best known for his 2007 single “Crank That (Soulja Boy),” which went to No. 1 on the Billboard Hot 100 and brought him a Grammy nomination for best rap song.
The rapper was recently ordered to pay more $4 million in damages in April after being found liable for sexually assaulting and physically and emotionally abusing a former assistant.