What to Do When Your Car's Fuel Consumption Increases After Long-Term Use?

[LaMarley]

Without disassembling the engine, use a specialized engine cleaner to remove carbon deposits and sludge from the engine, which can help reduce fuel consumption. After prolonged use of the air conditioning, it's important to clean the system promptly using an air conditioning cleaner. It's best to wash the car body regularly and apply wax treatment afterward to protect the paint.