This workshop service repair manual covers the Mercury Mariner Marathon, a vehicle equipped with a 3.0 L V6 gasoline engine. This engine, identified by code Z32SE, typically produces between 180-190 horsepower and 200-210 lb-ft of torque. The vehicle features a 4-speed automatic transmission and front-wheel drive. Its chassis is designed with MacPherson struts for the front suspension and an independent trailing arm system for the rear, complemented by disc brakes on both the front and rear wheels, indicating a focus on balanced performance and handling. The purpose of this comprehensive manual is to provide essential information for the maintenance and repair of your Mercury Mariner Marathon. It details critical procedures, technical specifications, and troubleshooting guidance tailored for mechanical technicians and owners. Coverage includes engine diagnostics, transmission service, chassis components, and recommended maintenance schedules. By utilizing the information within this manual, users can ensure the optimal performance, reliability, and longevity of their vehicle.