Standard Ignition S-55 Parking Light Bulb Socket - Front or Rear

Parking Light Bulb Socket for GM Applications

Standard Ignition S-55 is a parking light bulb socket built for electrical repair work where a worn, heat-damaged, or corroded socket needs to be replaced. It uses high-grade materials to support strong conductivity and a secure electrical connection across a wide range of classic GM vehicles.

• Parking light bulb socket for electrical lighting repair
• Male terminal design with 4 terminals and 3 wire leads
• Built for stable conductivity and consistent connection quality
• Direct-fit style replacement for many Chevrolet, GMC, Cadillac, Buick, Oldsmobile, and Pontiac applications
• Standard Ignition S-55 cross-references Timken 309 for the same application

Detailed Product Overview

This Standard Ignition parking light bulb socket is engineered for technicians and restorers who need a dependable replacement for failed original sockets. The S-55 is used across many GM passenger cars and trucks, including Chevrolet C1500, GMC Jimmy, Oldsmobile Toronado, and Pontiac Firebird applications, with fitment spanning 1967-1991 model years. Standard Ignition focuses on replacement sockets and pigtails that address common OE failure points, helping restore proper lighting circuit performance.

Compatible With many classic Chevrolet and GMC truck platforms, as well as Cadillac, Buick, Oldsmobile, and Pontiac models, this socket supports repair work where the original connector has loosened, overheated, or lost conductivity. The S-55 part number is also useful when searching for a direct replacement by reference number.

What This Socket Helps Fix

• Intermittent parking light operation caused by a weak socket connection
• Corrosion at the bulb terminal interface
• Heat damage from aged lighting circuits
• Broken or brittle original socket housings
• Restoration issues on classic GM front or rear lighting harnesses

Installation Notes and Tips

Verify terminal style, wire count, and socket length against the original part before installation. This socket uses male terminals, 4 terminals, and 3 wire leads, so matching the vehicle harness is important for a proper repair. Confirm the exact vehicle position and notes in the fitment data, especially on applications that specify rear, front, gray, straight socket, recessed insert, or 39.8mm socket length.

For best results, inspect the bulb, connector, and surrounding harness for heat damage or corrosion before installing the replacement socket. The S-55 is commonly searched for Chevrolet C1500 parking light bulb socket, GMC Jimmy bulb socket replacement, and Oldsmobile Toronado lighting repair applications.

Quality Assurance

Standard Ignition draws on decades of electrical component development and uses materials selected to support conductivity and reliable connections. The brand positions this socket line as a repair solution for original equipment failures and recurring connector issues.