Walker 350-34494 Oxygen Sensor

Overview of Walker 350-34494 Oxygen Sensor

The Walker 350-34494 oxygen sensor is designed specifically for select Cadillac, Chevrolet, GMC, Hummer, Pontiac, and Saturn models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated sensor type for faster response times
• Specific fit for various GM vehicles including Chevrolet Silverado and Cadillac Escalade
• Threaded mounting type with 18.0 mm thread diameter
• 13.31 inches wiring harness length with 4 wires of 20 gauge
• Radiused polygon male connector for secure connection
• Overall length of 16.85 inches for proper installation

Detailed Product Features and Specifications

This oxygen sensor from Walker Products Aftermarket is engineered with a heated sensor element to provide quicker warm-up and more accurate readings under various operating conditions. The 4-wire design supports both sensor heating and signal transmission, improving reliability and sensor lifespan. The wiring harness length of 13.31 inches and 20 gauge wire size allow for proper routing and electrical performance. The radiused polygon male connector ensures a precise and secure fit, reducing the risk of connection issues. The threaded mounting type with an 18.0 mm diameter matches factory specifications for a direct replacement without modification.

Compatible Vehicles and Applications

This oxygen sensor is compatible with a range of GM vehicles, including but not limited to:

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Silverado 1500, 2500 HD, 3500 HD, Avalanche, Camaro, Impala, Malibu, Suburban 1500, 2500, Tahoe
• GMC Sierra 1500, 2500 HD, 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500, Canyon
• Hummer H3
• Pontiac G6, Torrent, G8
• Saturn Aura, Vue

Using the Walker 350-34494 oxygen sensor ensures compatibility and performance for these specific models.

Common Issues Addressed by This Oxygen Sensor

• Check engine light triggered by faulty oxygen sensor readings
• Poor fuel economy due to incorrect air-fuel mixture
• Rough engine idle or hesitation during acceleration
• Failed emissions tests caused by sensor malfunction
• Increased exhaust emissions and potential catalytic converter damage

Installation Notes and Tips

Installation requires removing the old oxygen sensor and threading the new sensor into the exhaust manifold or pipe. Ensure the connector matches the vehicle’s wiring harness and that the sensor is tightened to the manufacturer’s torque specifications. Avoid damaging the wiring harness or connector during installation. It is recommended to use anti-seize compound on the threads if not pre-applied to facilitate future removal.

Quality Assurance and Warranty

Walker Products Aftermarket provides this oxygen sensor with quality standards that meet or exceed OEM specifications. The sensor is tested for durability and performance to ensure reliable operation in emission control systems. Warranty details should be confirmed with the distributor or retailer, as coverage may vary.