The drawing below is the current-voltage regulator wiring diagram for the 1949 Oldsmobile cars. The schematic consist of components along with their connections. Here are some components we can see inside the drawing; cutout relay, current regulator, voltage regulator, generator, shunt winding, series winding, battery, and ammeter. Study this schematic first before you perform your own wiring work. Click on image to view it larger in a new tab.