How do you install fuel relay switch 1993 gmc typhoon?

To install the fuel relay switch on a 1993 GMC Typhoon, first disconnect the negative battery terminal to ensure safety. Locate the fuel relay switch in the fuse box, typically found under the hood; then, remove the old relay by pulling it straight out. Insert the new relay into the same slot, ensuring it is seated properly. Finally, reconnect the negative battery terminal and test the system to ensure it's functioning correctly.