Chevrolet K5 Blazer Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components
Restore your Chevrolet K5 Blazer’s electrical system with precision-engineered wiring harnesses and electrical components designed specifically for your vehicle. Each harness is manufactured to match the original routing, connectors, and circuits of your Chevrolet K5 Blazer—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.
Our Chevrolet K5 Blazer electrical lineup includes complete wiring harness sets, battery cables and ground straps, switches, electrical devices, and update/conversion products such as alternator upgrades and electronic ignition conversions. Every component is manufactured and tested to deliver dependable, factory-correct performance, and is organized by your vehicle’s exact year to ensure the harness or component you order is the one built for your Chevrolet K5 Blazer—not a close approximation.
Use the Vehicle Selector above to find the correct wiring or electrical component for your Chevrolet K5 Blazer, or browse below to explore available options. Whether you’re chasing judging points with a numbers-matching restoration or simply getting your Chevrolet K5 Blazer running right, Factory Interiors makes it easy to restore your electrical system with wiring products proudly made in the USA.
1967-1972 Chevy K5 Blazer Steering Column Turn Signal Switch Adapter Harness, built to original specification.
- Choose your exact application from the options above
- Each option lists the equipment and fitment it covers
Flaming River or 1977 & later GM column to stock Dash Harness, Note: Adapts horn, directionals, & 4 way flashers of column to stock 1973-76 dash connector
use with 700R4 or 2004R automatic trans. EXCEPT 4L60E or 4L80E. Completely externally installed kit allows for automatic operation of the torque converter lock-up (overdrive) without installing the computer!!!! Kit includes instructions.
GM H.E.I. (High Energy Ignition) style distributor. Order the correct harness part # for your car along with this modification part #. The harness you need to order is usually the Engine Harness, but can be the Dash Harness. To verify, check the wiring going to the ignition coil and ballast resistor (if applicable) in your truck.
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