Cadillac Fleetwood Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components

Restore your Cadillac Fleetwood’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 Cadillac Fleetwood—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.

Our Cadillac Fleetwood 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 Cadillac Fleetwood—not a close approximation.

Use the Vehicle Selector above to find the correct wiring or electrical component for your Cadillac Fleetwood, or browse below to explore available options. Whether you’re chasing judging points with a numbers-matching restoration or simply getting your Cadillac Fleetwood running right, Factory Interiors makes it easy to restore your electrical system with wiring products proudly made in the USA.

1959-1974 Cadillac Fleetwood Breakerless-Se Electronic Ignition Conversion

Converts any GM Delco V8 distributor (equipped with: points, point-adjustment window on distributor cap, screw-on type rotor, & original-type coil) to solid-state electronic ignition. TOTALLY STOCK APPEARANCE WITH DISTRIBUTOR CAP INSTALLED!!

$225.0
• SALE $224.95
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1959-1974 Cadillac Fleetwood Breakerless-Se Electronic Ignition Conversion
1976-1980 Cadillac Fleetwood Carburetor Electric Choke Adapter Lead

allows use of an aftermarket carburetor equipped with an electric choke, to replace the original Rochester carb. equipped with an electric choke, without cutting your original choke wire

1959-1975 Cadillac Fleetwood Power Window Motor Adapter Harness

adapts "T" shaped motor connector to side by side blade type motor connector

1969-1976 Cadillac Fleetwood Steering Column Turn Signal Switch Adapter Harness

1977 & later GM column to stock Dash Harness, with cornering lights Note: Adapts horn, directionals, 4 way flashers, ignition key warning of column, & cornering lights to stock 1969-76 dash connector

1959-1996 Cadillac Fleetwood Torque Converter Lock-Up Switch Update Kit

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.

$113.0
• SALE $112.95
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1959-1996 Cadillac Fleetwood Torque Converter Lock-Up Switch Update Kit

(192 Total Products)