Automobile(s): 1988 Allante' (sold), 1984 Eldorado, 84 Sedan DeVille
Re: oil pressure switch on 82' 4100
I'm guessing because you didn't list the type of Cadillac in your signature profile? I assume its a rear wheel drive Brougham? If so, its just above the oil filter. Be gentle removing the plastic retainer around it to unplug the wiring.