joepampel
Sep 115 min read
Headlight Relays - The General Case
Many older cars did not have relays to switch power for their headlights. Modern bulbs can draw much higher current than older units and can cause failures in dash or column switches. Fortunately, adding relays to resolve this issue is pretty straight forwards. For extra credit, add inline headlight fuses if your car does not have them. While the specifics here pertain to most g-body (1974-1989) Porsche 911s, they can be applied to any older vehicle. I installed headlight r









