The fuel pump relay on a 1996 Geo Tracker is located in the under-hood fuse and relay box on the driver's side (Left-hand side) of the engine compartment near the battery and brake fluid reservoir. The fuel pump relay is generally black and labeled as "FP" or "FUEL PUMP."
It's recommended to refer to the specific owner's manual or an authorized service guide for the exact location and more detailed information related to your vehicle