1. shovel

    Other than the engine itself, what else does the ECU control? (1994 GT)

    For reasons not germane to this thread I am starting to look at going to a newer ECU for my 1994 5.0 M/T, like Holley or MSPNP or PiMPx but I'm curious what loose ends need to be addressed, what else does the ECU operate? To be clear I'm curious about everything, including parts that you might...