2003 Chevy Avalanche 2500 Electrical, Lighting and Wiring Parts

How to maintain coolant temperature for a Big Block Chevy engine. Installation instructions for a double pass radiator and electric fan in a 1954 Chevy Bel Air.

Check out this headlight wiring and taillight wiring diagram.

This project consists of using welding cable to relocate a battery to the trunk of a 1967 Chevelle. Learn the benefits of using welding cable over normal battery cable and how line clamps are used to secure the wire to the frame rail.

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.

Follow this guide on how to mount a single electric puller fan in a '66 - '67 Chevelle. Learn tips on taking measurements and installing a rubber spacer to prevent the fan from rubbing.

Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.

Shortcuts don't always pay off. Zach Raddatz walk us through his experience with a cheap radiator so we don't make the same mistake!

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

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!

Jeff's 1967 Chevelle project undergoes prep for a Dakota Digital Dash System. Keep a factory style dash with this wide sweep speedometer. Learn how to mount and wire modules for the gauge system, gear shift indicator, GPS speedo sender and auxiliary.