How do you change the thermal relay in 1996 Chevrolet Corsica?

To change the thermal relay in a 1996 Chevrolet Corsica, first, locate the relay in the fuse box, typically found under the dashboard or in the engine compartment. Disconnect the battery for safety, then remove the relay by gently pulling it out of its socket. Insert the new relay into the same socket, ensuring it's properly seated, and reconnect the battery. Finally, test the system to ensure the new relay is functioning correctly.