Walker 250-24703 Oxygen Sensor

Overview of Walker Products OE Oxygen Sensor 250-24703

The Walker Products OE Oxygen Sensor 250-24703 is designed for specific vehicle applications including Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, and Saab models. This heated oxygen sensor features a threaded mounting type and a radiused polygon male connector, ensuring precise fit and reliable performance in emission control systems.

• Heated oxygen sensor with 4 wires for accurate readings
• Specific fit for select Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, and Saab vehicles
• Threaded mounting with 18.0 mm thread diameter
• 14.49 inches wiring harness length and 18.03 inches overall length
• 20 gauge wire for durability and signal integrity
• Radiused polygon male connector for secure connection

Detailed Product Description

This Walker Products OE oxygen sensor (part number 250-24703) is engineered to meet the exact specifications of the original equipment for a range of GM and other makes. The sensor type is heated, which allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. It features a 4-wire design with 20 gauge wiring, providing reliable signal transmission to the engine control unit. The sensor’s threaded mounting type with an 18.0 mm diameter ensures a secure and leak-free installation. The radiused polygon male connector is designed for a precise fit, minimizing the risk of connection issues. With a wiring harness length of 14.49 inches and an overall length of 18.03 inches, this sensor fits neatly within the engine bay of compatible vehicles.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering oxygen sensors that meet or exceed original equipment standards. This product line emphasizes exact fitment and reliable performance, making it suitable for professional repairs and maintenance. The 250-24703 oxygen sensor is part of this line, ensuring compatibility and quality for the specified Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, and Saab models.

Common Applications and Issues Addressed

• Replacement for faulty or worn oxygen sensors in emission control systems
• Helps resolve engine performance issues such as rough idling or hesitation
• Improves fuel economy by providing accurate air-fuel mixture data
• Reduces harmful emissions by ensuring proper catalytic converter function
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

When installing the Walker Products OE oxygen sensor 250-24703, ensure the engine is cool to avoid burns. Use the correct socket size for the 18.0 mm threaded sensor to prevent damage. Verify the connector shape and gender match the vehicle’s wiring harness to ensure a secure connection. It is recommended to apply anti-seize compound on the threads to facilitate future removal. Follow vehicle-specific service manual instructions for torque specifications and sensor location.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards. This sensor undergoes rigorous testing to ensure durability and accurate performance under various operating conditions. While specific warranty details are not provided here, Walker typically offers coverage against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.