Bosch 16089 Oxygen Sensor - Downstream

Overview of Bosch Actual OE Oxygen Sensor 16089

The Bosch Actual OE Oxygen Sensor 16089 is designed specifically for select Buick, Chevrolet, GMC, and Saturn models. This narrow-band heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine management system.

• Specific fit for Buick Acadia, Chevrolet Traverse, GMC Acadia, Saturn Outlook, and related models
• Heated narrow-band oxygen sensor for reliable operation
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• 12.4-inch wiring harness length with 4-pin trapezoid female connector
• Durable metal housing with steel finish for long-lasting use
• Standard replacement grade for direct OE fit and function
• Includes wiring harness for straightforward installation

Detailed Product Description

The Bosch Actual OE Oxygen Sensor 16089 is engineered as a direct replacement part for emission control systems in specific Buick, Chevrolet, GMC, and Saturn vehicles. Featuring a narrow-band heated sensor type, it provides accurate oxygen level readings essential for maintaining proper air-fuel ratios and reducing harmful emissions. The sensor’s 18 mm threaded mounting and 22 mm hex size allow for secure installation in the exhaust system. Its 12.4-inch wiring harness with a trapezoid-shaped female connector and four terminals ensures compatibility with the vehicle’s existing wiring harness. Constructed with a metal housing and steel finish, this sensor is built to withstand harsh operating conditions. The part number 16089 corresponds to a standard replacement grade oxygen sensor designed to meet original equipment specifications.

About the Bosch Actual OE Oxygen Sensor Line

The Actual OE Oxygen Sensor line by Bosch focuses on providing sensors that match original equipment specifications for precise fit and reliable performance. This product line emphasizes compatibility and durability, ensuring that each sensor, including part number 16089, meets the stringent requirements of modern emission control systems in specific vehicle models.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper engine air-fuel mixture
• Resolves check engine light codes related to oxygen sensor failure
• Improves fuel efficiency by providing correct emissions data
• Reduces vehicle emissions to comply with environmental standards
• Eliminates rough idling or poor engine performance caused by faulty sensors

Installation Notes and Tips

• Ensure vehicle compatibility with Buick Acadia, Chevrolet Traverse, GMC Acadia, Saturn Outlook, and other specified models before installation
• Use a 22 mm oxygen sensor socket for removal and installation
• Do not overtighten; torque to manufacturer specifications to avoid damage
• Inspect wiring harness and connector for damage before installation
• Replace sensor when engine is cool to prevent burns or injury

Quality Assurance and Warranty

Bosch oxygen sensors, including the Actual OE Oxygen Sensor 16089, are manufactured to meet strict quality standards for durability and performance. This sensor is a standard replacement grade part designed to provide reliable operation consistent with original equipment. Warranty coverage details should be confirmed with the parts provider or Bosch directly.