or mileage for service, except for the initial 1200 mile service, and a maximum of 1 yr between oil changes. The rest is all determined by the maintenance lights and service computer, and vary on time and mileage based on the vehicle's actual usage. Ther are levels of service, based on the number of times the service indicator light has come on. All this service is included for 3 yr, 36K miles, and can be extended to 4/50. All other service outside of these scheduled times is at your request and expense.