Welcome to Seth Wadley Chevrolet Buick of Ada! We are your Oklahoma City Buick and Chevrolet dealer alternative located in Ada. Whether you are searching for new Chevrolet or Buick cars and trucks or high quality used vehicles, our knowledgeable sales staff can help answer all your questions. Find the perfect Chevrolet or Buick car in our inventory! If you are looking for a new or used car, truck or SUV, make Seth Wadley Chevrolet Buick of Ada your next destination.