Walker 250-24018 Oxygen Sensor

Overview of Walker 250-24018 Oxygen Sensor

The Walker 250-24018 oxygen sensor is designed specifically for select Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated sensor type for faster warm-up and accurate readings
• Specific fitment for various GM vehicles including Silverado, Tahoe, and Escalade
• 12.32-inch wiring harness length with 4 wires of 20 gauge measurement
• Threaded mounting type with 18.0 mm thread diameter for secure installation
• Radiused polygon female connector for reliable electrical connection
• Overall length of 15.87 inches for proper fitment in exhaust system

Walker Products OE Brand Line Details

The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed factory specifications. The 250-24018 oxygen sensor from this line is engineered to provide precise emissions control and durability, maintaining the performance standards expected in GM vehicles such as the Chevrolet Silverado and Cadillac Escalade.

Product Description and Attributes

This oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 4-wire design includes a 20 gauge wire size, ensuring reliable signal transmission. The 12.32-inch wiring harness length and radiused polygon female connector are tailored for specific GM models, providing a secure and exact fit. The sensor mounts via an 18.0 mm threaded connection, with an overall length of 15.87 inches to fit properly within the exhaust system.

Common Applications and Issues Addressed

• Helps resolve poor fuel economy caused by inaccurate oxygen readings
• Reduces engine performance issues related to faulty sensor signals
• Assists in correcting rough idling and hesitation during acceleration
• Supports emissions compliance by maintaining proper air-fuel mixture
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

Ensure the vehicle is cool before installation to avoid burns. Use the correct 18.0 mm socket for sensor removal and installation. Verify the connector matches the radiused polygon female type to avoid wiring issues. Follow torque specifications to prevent damage to the threaded mounting. Confirm compatibility with your specific Buick, Cadillac, Chevrolet, GMC, Oldsmobile, or Pontiac model before installation.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet original equipment standards, ensuring reliable performance and durability. The 250-24018 part number undergoes rigorous testing to comply with emissions regulations. Warranty coverage details should be confirmed with the distributor or manufacturer to ensure protection against defects.