Mercedes-Benz of Laguna Niguel. Mercedes-Benz of Laguna Niguel has proudly served the Southern California, Orange County market for over 50 years. We are a family owned and operated authorized full-service Mercedes-Benz dealership which specializes in Mercedes-Benz (New & Certified Pre-Owned), AMG performance line and Sprinter Vans. Mercedes-Benz of Laguna Niguel offers incredible inventory selections of new Mercedes-Benz vehicles and pristine pre-owned vehicles on our 22-acre campus. Our Service Department is nationally recognized for their customer satisfaction and offers a "Zero-Wait Service Guarantee". Our Parts Department is able to locate hard to find parts on Mercedes as well as expediting all parts deliveries with our multi-million dollar inventory. Dedicated to Five Star Service. Located in Laguna Niguel off the 5 at One Star Drive.