How do you replace radiator for Astra F?

To replace the radiator in an Astra F, start by draining the coolant and disconnecting the negative battery terminal. Remove the hoses connected to the radiator, then unscrew any mounting bolts or clips securing it in place. Carefully lift out the old radiator and install the new one by reversing the disassembly steps, ensuring all connections are secure and refilling the coolant afterward. Finally, check for leaks and ensure the system is functioning properly.