How to maintain Mitsubishi Golan120,000 km old car?

Hello, oil change, oil grill, air grill, air conditioner grill, antifreeze, brake oil, gearbox oil, spark plug, clean throttle nozzle, carbon deposition in cylinder, three-way catalysis, four-wheel brake maintenance, check and replace front and rear brake pads, check and replace front and rear tires, check and replace belts, and so on. I hope I can help you. Have a nice trip. If there is something wrong with your car, ask the car mechanic. 4S shop professional technician, 10 minutes to solve.