It is located just below the lower radiator hose.
It would be found in the fuse/relay center under the hood.
Locating on a 1998 prizm - fine idea
behind glovebox.
the headlight assembly needs to come out in order to change the bulb ive had to do that to my 98 as well.
The fuel relay on a 1998 Chevy Prizm is typically located in the under-hood fuse and relay box, which is situated near the battery. To access it, lift the cover of the relay box, and you should find the fuel pump relay labeled inside. If you have difficulty identifying it, refer to the diagram on the inside of the cover for guidance.
The 1998 Chevrolet Cavalier brake relay switch can be found below the dashboard, on the drivers side of the passenger compartment. The brake switch simply plugs in and out.
the fuel pump relay is a small 4 pin relay located above another relay in the open relay box behind the hood open pull latch drivers side . you have to lay down with your head by the brake petal to see it
turn signal & wiper relay for a 1998 Chevy blazer
1-3-4-2
behind the flip out storage compartment by your left knee when behind the wheel
unscrew it turn it to the left may need to use pliers if its on tight.