Pontiac Catalina Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components
Restore your Pontiac Catalina’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 Pontiac Catalina—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.
Our Pontiac Catalina 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 Pontiac Catalina—not a close approximation.
Use the Vehicle Selector above to find the correct wiring or electrical component for your Pontiac Catalina, or browse below to explore available options. Whether you’re chasing judging points with a numbers-matching restoration or simply getting your Pontiac Catalina running right, Factory Interiors makes it easy to restore your electrical system with wiring products proudly made in the USA.
front speaker, Fullsize (wiring from speaker to speaker harness connector, 1 required per speaker) Use when installing aftermarket speakers. Made to solder wires directly to aftermarket speaker and with correct connector for connection to original wiring.
1969-1976 Pontiac Catalina 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
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.
Windshield Wiper Motor Harness to wiper motor, single speed wiper adapter allows use of a 1960-61 single speed wiper motor
for use in stock generator/alternator original mounting location. Order correct harness part # for your car along with this modification part #.
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