Unless it was changed there is not one. Those trucks use a "Breaker" that automatically resets after it cools down - it is located in the fuse box; it should look like a small thin metal box plugged in where the fuse normally goes.
fuse
The fuse for the wipers on a 1989 Toyota pickup are located under the dash, near the hood release. It is in the main fuse panel which controls most of the vehicle's electronics.
On my pickup, there is a diagram on the inside of the cover of the fuse box. Also a diagram in the owner's manual.
which fuse goes to the tailights on a 1977 Chevy silverado
Check the radio/Acc fuse...
Should be in the fuse box under the hood on the drivers inner fenderwell.
On a 1989 Jeep Comanche pickup, the horn fuse is located in the fuse box under the dashboard on the driver's side. You can access it by removing the cover of the fuse box, which is typically found near the steering column. The specific fuse for the horn is usually labeled in the diagram on the fuse box cover. If the horn isn't working, check this fuse first to see if it needs replacing.
Where is the radio fuse on the 2008 Silverado
The 1989 Dodge Dakota automatic shutdown relay switch is located in the fuse box. The fuse box can be found in the engine compartment.
The headlight relay on a 1989 Toyota pickup is located on the right side of the engine compartment. There is a fuse box on the right-hand side fender wall. The headlight relay is in this fuse box.
where is the fuse for heated driver seat on 2003 Chevy Silverado>
Fuse box diagram for 1995 silverado 1500