Walker 350-34948 Oxygen Sensor

Overview of Walker 350-34948 Oxygen Sensor

The Walker 350-34948 oxygen sensor is designed specifically for select Buick, Cadillac, Chevrolet, and GMC vehicles. 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 models including Chevrolet Silverado, GMC Sierra, Cadillac Escalade, and Buick LaCrosse
• 12.32-inch wiring harness length with 20 gauge wire for reliable connectivity
• Four-wire configuration with a radiused polygon male connector
• Threaded mounting type with an 18.0 mm thread diameter for secure installation
• Overall length of 15.87 inches for proper fitment

Detailed Product Description

This oxygen sensor from Walker Products Aftermarket is engineered to meet the exact specifications of various GM vehicles, including the Chevrolet Camaro, GMC Canyon, Cadillac CTS, and Buick Regal. The heated sensor design allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 12.32-inch wiring harness and 20 gauge wires provide durable electrical connections, while the four-wire setup supports both sensor heating and signal transmission. The radiused polygon male connector ensures a secure and precise fit, minimizing the risk of disconnection or signal loss. Threaded mounting with an 18.0 mm diameter allows for straightforward installation in the exhaust system.

Walker Products Aftermarket Line

The Walker Products Aftermarket line focuses on delivering reliable emission control components that meet or exceed OEM standards. This oxygen sensor is part of that line, offering a direct replacement solution tailored for specific vehicle applications. The product line emphasizes compatibility and durability, ensuring that each sensor performs consistently within the emission system of the designated Buick, Cadillac, Chevrolet, and GMC models.

Common Applications and Issues Addressed

• Restores accurate oxygen level readings for proper air-fuel mixture
• Helps resolve rough idling and engine hesitation
• Reduces excessive fuel consumption caused by faulty sensors
• Prevents check engine light triggers related to oxygen sensor faults
• Supports emission system compliance for vehicles like the Chevrolet Tahoe and GMC Yukon

Installation Notes and Tips

Installation requires removing the old oxygen sensor and threading the Walker 350-34948 sensor into the exhaust manifold or pipe. Ensure the connector matches the radiused polygon male type for proper connection. Use anti-seize compound on the threads if recommended by the vehicle manufacturer to facilitate future removal. Verify wiring harness length and routing to avoid contact with hot or moving parts.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. The 350-34948 part number undergoes rigorous testing to comply with emission control requirements. Warranty coverage details should be confirmed with the product documentation or distributor, as it may vary by region.