Have your vehicle serviced by a professional workshop. Kia recommends to visit an authorized Kia dealer/service partner. You should retain documents that show proper maintenance has been performed on your vehicle in accordance with the maintenance schedule.You need this information to establish your compliance with the servicing and maintenance requirements of your vehicle warranties. Detailed warranty information is provided in your Warranty & Maintenance book. Repairs and adjustments required as a result of improper maintenance or a lack of required maintenance are not covered when your vehicle is covered by warranty.