Walker 250-24492 Oxygen Sensor

Overview of Walker Products OE Oxygen Sensor 250-24492

The Walker Products OE Oxygen Sensor 250-24492 is designed for precise emission control in select GM vehicles. This heated oxygen sensor ensures accurate air-fuel mixture readings, supporting optimal engine performance and emissions compliance for models like the Chevrolet Silverado 2500 HD and Cadillac SRX.

• Heated oxygen sensor with threaded mounting
• Specific fit for Buick, Cadillac, Chevrolet, GMC, Pontiac, and Saturn vehicles
• 19.21-inch wiring harness length with 4 wires of 20 gauge
• Radiused polygon female connector for secure connection
• 18.0 mm thread diameter and 22.76-inch overall length

Detailed Product Features and Specifications

This oxygen sensor from Walker Products OE features a heated sensor type that allows for faster warm-up times and improved sensor response. The 4-wire design includes a 20 gauge wire measurement, providing reliable signal transmission. The wiring harness length of 19.21 inches offers sufficient reach for installation in specific GM models. The sensor mounts via an 18.0 mm threaded connection, ensuring a secure and precise fit. The radiused polygon female connector is designed to match factory specifications, reducing installation issues and ensuring compatibility.

Walker Products OE Brand Line Information

Walker Products OE is a dedicated product line focused on delivering original equipment quality emission control components. This oxygen sensor aligns with the OE standards for fit, form, and function, making it suitable for direct replacement in compatible vehicles. The product line emphasizes durability and precise sensor performance to maintain factory emission system integrity.

Compatible Vehicles and Common Applications

This oxygen sensor 250-24492 is compatible with a range of GM vehicles, including:

• Buick LaCrosse and Regal
• Cadillac SRX, STS, and CTS
• Chevrolet Silverado 2500 HD, Avalanche 2500, and Equinox
• GMC Sierra 2500 HD, Sierra 3500, and Yukon XL 2500
• Pontiac G6 and Saturn Aura

Common Issues Addressed by This Oxygen Sensor

• Incorrect air-fuel mixture readings causing poor fuel economy
• Check engine light triggered by faulty oxygen sensor signals
• Increased emissions due to sensor malfunction
• Engine performance issues such as rough idling or hesitation
• Failed emissions tests related to sensor degradation

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. Use the correct 18.0 mm socket for sensor removal and installation. Verify the connector shape and gender match the factory harness to prevent connection issues. Avoid twisting or damaging the wiring harness during installation. It is recommended to clear any diagnostic trouble codes after replacement to reset the engine control module.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet or exceed original equipment specifications. This part number 250-24492 undergoes rigorous testing to ensure durability and accurate sensor output. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to support long-term reliability.