Where is the turn signal module located on a 98 Harley Sportster?
The turn signal module on a 98 Harley Sportster is located under the seat. To access it, you will need to remove the seat by lifting it up and back. Once the seat is removed, you will see the turn signal module located on the left side of the motorcycle, near the rear of the frame. It is a small, black box with a green wire harness.