Standard Ignition S3154 Exhaust Gas Temperature (EGT) Sensor Connector

EGT Sensor Connector for Engine Applications

Standard Ignition S3154 is an exhaust gas temperature sensor connector built for engine-mounted service on a wide range of GM and Hyundai applications. It features a rectangle connector shape, male connector gender, female blade terminals, and a 430 mm harness length for direct replacement needs.

Use this connector when servicing exhaust gas temperature sensor wiring on vehicles such as the Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade. The Standard Ignition S3154 is also cross-referenced to common OE and aftermarket numbers for the same application.

Key Features

• Part number: S3154
• Exhaust Gas Temperature (EGT) sensor connector
• Rectangle connector shape with male housing
• Female blade terminals
• 2-wire, 2-terminal design
• 430 mm harness length for engine-mounted routing
• 0-degree bend angle
• Located on engine applications

Detailed Product Overview

Standard Ignition S3154 is an exhaust electrical connector used to restore the connection at the exhaust gas temperature sensor circuit. Its 2-wire layout, rectangular housing, and blade-style terminals match the electrical interface needed for service on listed GM truck and SUV platforms, along with select Hyundai models. The 17.25-inch harness length provides a practical lead length for engine-side routing, while the straight 0-degree design supports a clean replacement path in tight underhood packaging. This part cross-references OE and aftermarket numbers such as 19332628 and EC3179 for the same application.

What It Helps Address

• Broken or heat-damaged EGT sensor connector housing
• Corroded or loose terminal contact at the sensor plug
• Intermittent exhaust temperature sensor signal
• Wiring repair needs at the engine-mounted connector
• Diagnostic trouble codes related to exhaust temperature sensor circuit faults

Installation Notes and Tips

Verify connector shape, terminal style, and harness length against the original part before installation. Inspect the mating sensor and nearby wiring for heat damage, corrosion, or terminal spread, and repair any damaged circuit sections before connecting the replacement. Confirm secure terminal engagement and proper routing away from exhaust heat sources after installation.

Quality Assurance

Standard Ignition is a recognized aftermarket source for electrical service parts, and this connector is built to match the listed application requirements for fit and terminal configuration.