How much is it to fix a radiator on a Mazda 3?

The cost to fix a radiator on a Mazda 3 typically ranges from $300 to $1,200, depending on the extent of the damage and whether you need a repair or a full replacement. Labor costs can vary widely based on location and the mechanic's rates, usually adding $100 to $300 to the total. It's best to get a few estimates from local shops to determine the precise cost for your situation.