Standard Ignition S-1728 Side Marker Light Socket - Front
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Standard Ignition

Standard Ignition S-1728 Side Marker Light Socket - Front

Brand Standard Ignition S-1728
Position Front
Connector Gender Female
Terminal Gender Male
Terminal Type Blade Terminal
Fits Cadillac · 2 vehicles

OE-style replacement. Designed to fix common failure issues in electrical sockets.

High-grade materials. Built for strong conductivity and reliable connections.

Blade terminal design. Female connector with one male blade terminal.

Cross-references 12335815, EC1225 and PT12260 for the same application. See all 3.

$17.80Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Side Marker Light Socket options

Standard Ignition S-1728 Side Marker Light Socket

Standard Ignition S-1728 is a female side marker light socket built for electrical repair work where the original connector has failed, loosened, or lost conductivity. It uses a single blade terminal and a single connector interface to restore a secure electrical connection for front lighting service on select Cadillac CTS models.

Key Features

  • Female connector with 1 connector opening
  • Male blade terminal with 1 terminal connection
  • Built with high-grade materials for strong conductivity and consistent contact
  • Direct electrical repair part for side marker light socket replacement
  • Standard Ignition S-1728 for front lighting service

Detailed Description

This Standard Ignition S-1728 side marker light socket is engineered for technicians and DIY repairs that require a dependable replacement for a damaged or corroded socket. Standard Ignition focuses on pigtails and sockets for electrical jobs, using materials selected to maintain solid electrical transfer and reliable connections. For 2004-2005 Cadillac CTS front applications, this socket supports repair of the side marker light circuit where the original connector no longer performs correctly. This part cross-references OE-style numbers such as 12335815 and EC1225 for the same application.

What It Helps Fix

  • Intermittent side marker light operation
  • Corroded or heat-damaged socket terminals
  • Loose electrical contact at the front marker lamp
  • Broken or worn connector housing
  • Electrical connection loss at the lamp socket

Installation Notes and Tips

Fits 2004-2005 Cadillac CTS, front. Verify the connector style, female terminal layout, and blade terminal configuration before installation. Match the existing socket to the vehicle harness and lamp connector to confirm proper fitment on the front side marker light circuit. Standard Ignition S-1728 is intended for electrical repair use where the original socket has failed and a direct replacement connection is needed.

Quality Assurance

Standard Ignition applies long-running electrical component development and material selection practices to support consistent conductivity and dependable connections in repair applications.

Related reading

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2005CadillacCTSFrontConnector Required; 2 Term.
2004CadillacCTSFrontConnector Required; 2 Term.
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
12335815EC1225PT12260