Standard Ignition S-45N Back Up Light Socket

Back Up Light Socket for Classic GM and Mopar Applications

Standard Ignition S-45N is a female back up light socket built for electrical repair work where a secure bulb connection matters. It uses one wire and high-grade materials to support strong conductivity and consistent contact in the rear lighting circuit.

Compatible With a wide range of classic vehicles, including Chevrolet Camaro, Corvette, Impala, and Pontiac Firebird applications, this socket is also used across many Dodge, Buick, Cadillac, and Oldsmobile models. The S-45N is a practical replacement when the original rear lamp socket has heat damage, corrosion, or a loose terminal fit.

Key Features

• Female back up light socket for rear reverse lamp service
• One-wire design for straightforward electrical connection
• Built with materials selected for conductivity and stable contact
• Direct replacement style for many classic GM and Chrysler-era vehicles
• Standard Ignition S-45N part number for catalog matching and lookup

Detailed Description

Standard Ignition S-45N is engineered for technicians and restorers who need a dependable back up light socket for older vehicles. The socket supports reverse light circuit repair on applications such as 1964-1968 Chevrolet Bel Air, 1967-1968 Chevrolet Camaro, 1964-1968 Chevrolet Impala, 1967-1978 Pontiac Firebird, and 1964-1969 Pontiac GTO. It also appears in fitments for Buick, Cadillac, Dodge, Mercury, Oldsmobile, and Plymouth models across the 1961-1985 range.

This part cross-references National 307 for the same application. Standard Ignition S-45N is a useful catalog match when replacing a worn socket on classic rear lighting assemblies.

Common Repair Uses

• Restoring reverse lights that do not illuminate
• Replacing a socket with corrosion, heat damage, or weak terminal contact
• Repairing intermittent back up lamp operation caused by poor bulb connection
• Fixing a loose or damaged female socket in the rear lamp housing
• Updating a failed socket during classic vehicle electrical service

Installation Notes and Tips

Verify the connector style, wire count, and bulb socket configuration before installation. Confirm the vehicle’s rear lamp housing and terminal layout match the original design, especially on classic applications where multiple socket styles may exist. Clean the surrounding connector area and inspect the bulb contacts and wiring for additional wear before final assembly.

Quality Assurance

Standard Ignition supports this socket with decades of electrical parts development focused on technician needs and OE-style repair solutions. The brand’s pigtails and sockets are built to address common failure points found in original equipment lighting connections.