look for these color wires on the fuel pump relay two pink wires with a black stripe,tan with light green stripe and a orange withlight blue stripe.mybe this will help you locate your relay.87 to 90 cars i now for sure are under the drivers seat.you my also want to check the saftey switch in the back that kills the fuel pump in a fender bender.if you need to any thing eles let me know, i have the wire scymatic for fox bodys