Denso 234-8080 Oxygen Sensor - Downstream or Upstream

Reliable Oxygen Sensor for GM Vehicles

The Denso 234-8080 Oxygen Sensor - OE Style is designed to provide accurate air-fuel mixture readings for improved engine performance and emissions control. This specific fit sensor is compatible with various Buick, Cadillac, Chevrolet, and GMC models, ensuring precise operation tailored to your vehicle.

• Wiring harness length: 15.04 inches for optimal routing
• Narrow-band sensor type for precise oxygen level detection
• Specific fit for select GM vehicles including Chevrolet Silverado and Cadillac CTS
• Four-wire design with male connector for secure electrical connection
• Threaded mounting type for straightforward installation

About the Denso Oxygen Sensor - OE Style Line

The Oxygen Sensor - OE Style product line from Denso offers sensors engineered to meet original equipment specifications. This ensures compatibility and performance consistent with factory-installed parts. The 234-8080 model maintains the integrity of your vehicle’s emission control system by delivering reliable sensor readings and durability.

Product Details and Compatibility

This oxygen sensor features a 15.04-inch wiring harness length, allowing for flexible installation in tight engine compartments. The narrow-band sensor type is designed to monitor oxygen levels in the exhaust gases accurately, which is critical for maintaining optimal air-fuel ratios. With four wires and a male connector, the sensor integrates seamlessly with the vehicle’s wiring harness. The threaded mounting type ensures a secure fit in the exhaust system.

The Denso 234-8080 oxygen sensor is specifically compatible with a range of GM vehicles, including Buick LaCrosse, Cadillac ATS, Chevrolet Camaro, and GMC Sierra 2500 HD, among others. This specific fitment guarantees proper sensor function and emission control system performance.

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 performance problems such as rough idling or hesitation
• Damage to catalytic converter from improper sensor feedback

Installation Notes and Tips

Ensure the engine is cool before beginning installation to avoid burns. The threaded mounting type allows for direct replacement in the exhaust manifold or pipe. Verify the connector gender matches the vehicle harness to prevent connection issues. Use appropriate tools to avoid damaging the sensor or threads during installation.

Quality Assurance and Warranty

Denso manufactures this oxygen sensor to meet strict quality standards, ensuring reliable performance and durability. The 234-8080 part number is backed by Denso’s commitment to OEM-level quality. Please refer to Denso’s warranty policy for specific coverage details.