Walker 250-241119 Oxygen Sensor

Overview of Walker Products OE Oxygen Sensor 250-241119

The Walker Products OE Oxygen Sensor 250-241119 is designed specifically for select Chevrolet, GMC, and Hummer vehicles. This heated oxygen sensor features a threaded mounting type and a radiused polygon male connector, ensuring precise fitment and reliable performance in emission control systems.

• Heated oxygen sensor with 4-wire configuration
• Specific fit for Chevrolet, GMC, and Hummer models
• 12.32-inch wiring harness length for optimal routing
• 20-gauge wire for durability and signal integrity
• Threaded mounting with 18.0 mm thread diameter
• Radiused polygon male connector for secure connection
• Overall length of 15.87 inches for proper installation

Detailed Product Features and Specifications

This oxygen sensor from Walker Products OE is engineered to meet the exact specifications required by various Chevrolet, GMC, and Hummer vehicles, including models such as the Chevrolet Silverado 1500 HD, GMC Sierra 2500 HD, and Hummer H2. The sensor’s heated design allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 4-wire setup includes two wires for the heater circuit and two for the sensor signal, enhancing responsiveness and accuracy.

The wiring harness length of 12.32 inches provides sufficient reach for installation without excess slack, while the 20-gauge wire ensures durability under engine bay conditions. The radiused polygon male connector is designed for a secure and precise fit, minimizing the risk of disconnection or signal loss. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation in the designated exhaust port.

Walker Products OE Brand Line Information

Walker Products OE focuses on delivering original equipment quality parts that meet or exceed OEM standards. This oxygen sensor is part of the Walker Products OE line, which emphasizes precise fitment and reliable performance for emission control components. Using parts from this line helps maintain factory-level emissions compliance and sensor accuracy.

Compatible Vehicles and Common Applications

• Chevrolet Express 1500, 2500, 3500
• GMC Savana 1500, 2500, 3500
• Chevrolet Silverado 1500, 1500 HD, 2500, 2500 HD, 3500, 3500 HD
• GMC Sierra 1500, 1500 HD, 2500, 2500 HD, 3500, 3500 HD
• Chevrolet Suburban 1500, 2500
• Chevrolet Tahoe
• GMC Yukon, Yukon XL 1500, Yukon XL 2500
• Hummer H2

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 accuracy

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. Use appropriate tools to remove the old sensor and install the new one with the 18.0 mm threaded mounting. Verify the connector matches the radiused polygon male design for proper connection. Avoid damaging the wiring harness during installation and route the wires to prevent contact with hot or moving parts.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards for durability and performance. While specific warranty details are not provided here, Walker typically offers coverage consistent with OEM part warranties. Using this sensor helps maintain emission system integrity and vehicle compliance with environmental regulations.