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For the 2003 Ford Explorer, it is recommended to use a 50/50 mix of coolant and water. Maintaining this balance is vital to prevent damage to engine parts. This coolant mixture provides protection against freezing and boiling, as well as corrosion and rust. If the coolant levels are low, refer to the min and max marks on the reservoir and add more until it reaches the max level. Be cautious and allow the car to cool down before opening the coolant cap to prevent burns.
For optimal performance, it is advised to utilize a 50/50 mixture of yellow antifreeze in a 2003 Ford Explorer.
The 2003 Ford Explorer can use any coolant or antifreeze suitable for vehicles made with aluminum and various other engine materials.