Walker 250-24704 Oxygen Sensor

Overview of Walker Products OE Oxygen Sensor 250-24704

The Walker Products OE 250-24704 oxygen sensor is designed for precise emission control in select GM and related vehicles. This heated oxygen sensor features a specific fitment for models such as the Chevrolet Equinox, GMC Sierra 1500, and Buick Lucerne, ensuring reliable performance and compatibility.

• Heated oxygen sensor with 4-wire design for accurate readings
• Specific fitment for Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, and Saturn vehicles
• 14.09-inch wiring harness length with 20-gauge wire for durability
• Threaded mounting type with 18.0 mm thread diameter for secure installation
• Radiused polygon female connector for proper electrical connection
• Overall length of 17.64 inches for optimal placement

Detailed Product Description

The Walker Products OE 250-24704 oxygen sensor is engineered to meet original equipment specifications for emission control systems. Featuring a heated sensor type, it provides faster warm-up times and more accurate oxygen level readings, which are critical for maintaining engine efficiency and reducing emissions. The sensor includes a 14.09-inch wiring harness with 20-gauge wires and a radiused polygon female connector, ensuring a secure and reliable electrical connection. Its threaded mounting type with an 18.0 mm diameter allows for straightforward installation in compatible vehicles.

Walker Products OE is a product line focused on delivering components that meet or exceed OEM standards. This oxygen sensor is part of that line, offering a direct replacement solution designed specifically for certain Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, and Saturn models. The precise fitment reduces installation time and potential compatibility issues.

Compatible Vehicles and Common Applications

• Buick Lucerne and Rainier
• Cadillac DTS
• Chevrolet Equinox, Malibu, Silverado 1500, Trailblazer, and SSR
• GMC Sierra 1500, Envoy, Envoy XL, Terrain, and Yukon models
• Hummer H2
• Isuzu Ascender
• Pontiac G6, Solstice, and G6
• Saab 9-7x
• Saturn Aura, Vue, and Ion

Common Issues Addressed by This Oxygen Sensor

• Engine performance problems due to inaccurate air-fuel mixture readings
• Increased emissions and failed emissions tests
• Check Engine Light triggered by faulty oxygen sensor signals
• Poor fuel economy caused by inefficient combustion
• Rough idling or hesitation during acceleration

Installation Notes and Tips

• Ensure the vehicle is cool before removing the old sensor to avoid burns
• Use appropriate tools to avoid damaging the 18.0 mm threaded mounting
• Verify connector compatibility with the radiused polygon female plug
• Do not over-tighten the sensor to prevent thread damage
• Check wiring harness length (14.09 inches) to confirm fitment in the engine bay

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict OEM standards for durability and performance. The 250-24704 part number undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship, providing confidence in the sensor’s longevity and function.