Have A 1984 Lesabre Passenger Power Window Dont Work

1984 BUICK LESARE PASSENGER WINDOW ONLY WORKS ONE WAY . ALREADY SWITCH THE SWITCH ONLY THING ICAN FIGURE ITS THE RELAYS ,DOES ANYBODY KNOW WHERE THE RELAY SYSTEM IS OR IF ANYBODY WHAT THE PROBLEM IS

Older buicks love to eat power window motors, go fetch you a new one and put it on.