hi i getting ready to swap pwr window and door lock set-up into my gs i am using the doors so that's not an issue will it be easier to swap the whole fuse block wiring harness and all ,the next ? is the car it's coming from did not have rally gauges my car does i remember coming across a set of instructions on how to hook up the wires one at a time the the rally gauges can anyone help there i can remember where i found them thanks