Walker 350-34412 Oxygen Sensor

Overview of Walker 350-34412 Oxygen Sensor

The Walker 350-34412 oxygen sensor is designed for specific vehicle applications including Buick, Cadillac, Chevrolet, GMC, Honda, Isuzu, Oldsmobile, and Pontiac models. This heated oxygen sensor provides accurate emissions control by monitoring exhaust gases and helping maintain optimal engine performance.

• Heated sensor type for faster response times
• Specific fit for select Buick, Cadillac, Chevrolet, GMC, Honda, Isuzu, Oldsmobile, and Pontiac vehicles
• 13.31-inch wiring harness length for flexible installation
• 20 gauge wire with 4-wire configuration
• Radiused polygon female connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 16.85 inches

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing reliable emission control components designed to meet or exceed OEM specifications. The line emphasizes precise fitment and durable construction, ensuring compatibility and performance for a wide range of vehicle makes and models.

Product Description and Features

The Walker 350-34412 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. Its 4-wire design includes a dedicated heater circuit, which enhances sensor responsiveness under various driving conditions. The 13.31-inch wiring harness length and radiused polygon female connector facilitate straightforward installation in the specified vehicles. The threaded mounting type with an 18.0 mm diameter ensures a secure and proper fit in the exhaust system.

Compatible Vehicles and Applications

• Buick Alero, Century, LeSabre
• Cadillac DeVille, Eldorado, Seville
• Chevrolet Avalanche 1500, Blazer, Impala, Malibu, Silverado 1500/2500, Suburban 1500, Tahoe
• GMC Sierra 1500/2500, Envoy XL, Envoy XUV, Yukon, Yukon XL 1500
• Honda Passport
• Isuzu Ascender, Rodeo, Rodeo Sport
• Oldsmobile Aurora, Intrigue
• Pontiac Grand Am, Grand Prix, Montana, Sunfire

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
• Increased emissions and failed emissions tests
• Engine hesitation or rough idle caused by sensor malfunction
• Reduced engine performance and drivability issues

Installation Notes and Tips

Before installation, ensure the vehicle is cool to avoid burns. Disconnect the battery to prevent electrical shorts. Use appropriate tools to remove the old sensor and avoid damaging the exhaust threads. The 13.31-inch wiring harness length provides flexibility, but verify routing to prevent wire damage. Tighten the sensor to the manufacturer’s torque specifications to ensure a proper seal.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet strict quality standards for durability and performance. While specific warranty details for part number 350-34412 should be confirmed with the supplier, Walker typically offers coverage against defects in materials and workmanship to support long-term reliability.