With some vehicles, you can purchase a WYE harness, which you install in the rear harness of the vehicle. You separate the provided plug and install the Y between the two plugs and the end of the Y...
It depends on where your live power is at: the switch or at the light. I won't give instructions on this one because just saying "tie the whites together" can be misleading (sometimes the white is...
Most automotive timing lights (or "strobe" lights because of their pulsing light when operated) have three wires --- one for positive (the red clip), one for negative (the black clip), and one for...