1982 GMC G2500 Electrical, Lighting and Wiring Parts

Check out this headlight wiring and taillight wiring diagram.

Watch our Steering Column Wiring Guide video for useful tips on wiring your new steering column for your vehicle. Ididit takes you through the wiring process.

Learn about the wiring of GM HEI Ignition Distributors with our diagrams and guide. Ensure you are getting the best performance out of your ignition system.

In this Tech Tip, a returning customer asks for advice on wiring harnesses for his ’29 Ford roadster project.

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 Tim M. decided to take us along as he takes another step in restoring a '32 Ford. This go-round he repairs an original '32 grille insert to put in his new shell.

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.