Standard Ignition S-1406 Ambient Light Sensor Connector

Ambient Light Sensor Connector for GM Applications

Restore a secure electrical connection with the Standard Ignition S-1406 ambient light sensor connector. This repair pigtail is built for GM vehicles that use a 4-terminal female blade socket layout with offset index slots, making it a direct solution for damaged, brittle, or corroded sensor wiring.

Standard Ignition S-1406 is a practical OE-style connector repair for vehicles such as the Chevrolet Silverado, GMC Sierra, and Cadillac Escalade. It uses high-grade materials for reliable conductivity and includes butt splices for a cleaner wire repair.

Key Features

• Male connector with 4-wire configuration
• 4 female blade socket terminals
• 16-inch harness length for repair flexibility
• Includes butt splices for wire joining
• Designed for ambient light sensor connector repair
• Fits applications with offset index slots

Detailed Description

The Standard Ignition S-1406 connector is engineered for ambient light sensor repair where the original connector has failed from heat, vibration, moisture, or terminal wear. Standard Ignition builds its pigtails and sockets with durable materials to maintain conductivity and stable terminal contact, helping restore proper sensor communication in the vehicle electrical system. This part cross-references Dorman TECHoice 645-622 for the same application.

Compatible With 2000-2009 Buick, Chevrolet, Cadillac, GMC, Pontiac, Saturn, Hummer, and Oldsmobile models listed in the fitment data, including Chevrolet Impala, Silverado, Trailblazer, and GMC Sierra applications. The S-1406 part number is also commonly searched for GM connector repair jobs involving yellow housings and offset index slot designs.

What It Helps Fix

• Broken or cracked ambient light sensor connector housings
• Corroded or loose terminal connections
• Intermittent sensor signals caused by damaged wiring
• Heat-related connector failure at the harness end
• Improper fit from worn or missing original terminals

Installation Notes and Tips

Match the connector shape, terminal style, and index slot layout before installation. Use the included butt splices to join the repair harness to the existing wiring, and verify wire routing before sealing the repair. For body and electrical service work, confirm the vehicle’s original connector style against the application notes, especially on Chevrolet Silverado, GMC Sierra, and Cadillac Escalade models. The S-1406 part number should be checked against the original connector before final assembly.

Quality Assurance

Standard Ignition backs this connector with decades of electrical component development focused on technician-driven repair needs. The brand’s pigtails and sockets are built to address common OE connector failure points with materials selected for dependable conductivity and consistent terminal engagement.