Where is the location of the fuse box for the 1992 GMC - Fixya Apr 21, 2012SOURCE: fuel pump fuse located on 1997 gmc sierra. The fuse is actually a Relay Switch and its located in the Fuse Relay Center on the driverside of the engine compartment. The Black Box is labled Fuse Relay Center, the diagram on the cap displays which Relay is the Fuel Pump relay. Relay switch is usually $8-$15 depending on where you shop 1993 Instrument Panel Fuse Box (GM 4, 5, 5) In the table below you'll find the fuse location and description of the fuses of the fuse box on 1993 4, 5, 5 TBI equipped 4, 5, and 5 pickups. IMPORTANT: The fuse box illustration and fuse descriptions cover the vehicles in the ‘Applies To:’ box on the right column. The fuse box is located on the driver side of the dash.