1959 GMC 100 Electrical, Lighting and Wiring Parts

Check out this headlight wiring and taillight wiring diagram.

Wiring a car may seem like a daunting process, but Jess explains the steps to successfully wire the ignition switch, headlight switch, and the dash gauges.

Are your gauges reading erratically or does your car run out of power at high rpm? It may be the cause of a bad ground. Speedway Motors can show you how to diagnose and fix the problem in no time at all!

Speedway Motors employee Jess M. talks about the custom battery tray and cables she built for her '33 Ford.

Learn how to install a Line lock as well as installing a line lock button and how a line lock works, with Kevin as he goes through the process on his '54 Chevy Belair.

In this Tech Tip, John responds to a customer request for our recommendations on brake kits for his ’56 F100.

Learn how to install 1970-73 RS Camaro reproduction parking lamps and how to overcome some obstacles during the installation.

Mick Rau has a garage full of cool cars, but this Hirohata-inspired Merc is a standout.