Bosch 15283 Oxygen Sensor - Downstream, Downstream Left or Upstream

Overview of Bosch Engineered Oxygen Sensor 15283

The Bosch Engineered Oxygen Sensor 15283 is a specific fit oxygen sensor designed for select Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, and Saturn models. This narrow-band heated oxygen sensor provides reliable emission control performance with a threaded mounting type and a durable metal housing.

• Specific fit for Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, and Saturn vehicles
• Narrow-band heated oxygen sensor with 4-wire design
• Threaded mounting with 18 mm thread diameter and 22 mm hex size
• Includes wiring harness with trapezoid male connector, 19.1 inches in length
• Standard replacement grade with steel finish and metal housing

Detailed Product Features and Specifications

The Bosch Engineered Oxygen Sensor 15283 features a 4-wire heated design that ensures accurate oxygen level readings for optimal engine performance and emissions control. The sensor is a narrow-band type, suitable for precise air-fuel mixture monitoring. It includes a 19.1-inch wiring harness with a trapezoid-shaped male connector and blade terminals, facilitating straightforward installation. The sensor’s overall length is 22.8 inches, with a sealing surface to connector length of 21.7 inches, making it compatible with specific vehicle models. The threaded mounting type uses an 18 mm diameter thread and a 22 mm hex size for secure attachment. The sensor’s metal housing and steel finish provide durability under high-temperature conditions.

About the Bosch Engineered Oxygen Sensor Product Line

The Bosch Engineered Oxygen Sensor line focuses on delivering precise emission control components engineered to meet or exceed OEM specifications. This product line emphasizes compatibility and reliability, offering sensors designed for specific vehicle applications. The 15283 oxygen sensor is part of this line, ensuring it meets the performance and fitment requirements for the listed Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, and Saturn models.

Compatible Vehicles and Common Applications

• Buick LaCrosse, Regal, Verano
• Cadillac SRX, STS
• Chevrolet Avalanche 2500, Equinox, Express 3500, G6, Impala, Malibu, Silverado 2500 HD, Silverado 3500, Suburban 2500, Terrain, Yukon XL 2500
• GMC Sierra 2500 HD, Sierra 3500, Savana 3500
• Pontiac G6, Allure, G6
• Saab 9-5
• Saturn Aura

Common Issues Addressed by Oxygen Sensor 15283

• Engine performance problems due to incorrect air-fuel mixture
• Increased emissions and failed emissions tests
• Check engine light triggered by faulty oxygen sensor readings
• Poor fuel economy caused by inefficient combustion
• Rough idling or hesitation during acceleration

Installation Notes and Tips

Installation of the Bosch Engineered Oxygen Sensor 15283 requires removing the old sensor and threading the new sensor into place using the 22 mm hex size. Ensure the wiring harness connector matches the trapezoid male connector on the vehicle’s harness. The 4-wire heated design requires proper connection to maintain sensor heating functionality. Avoid over-tightening the sensor to prevent damage to the threaded mounting. No additional mounting brackets or accessories are included.

Quality Assurance and Warranty

This Bosch oxygen sensor is manufactured with high-quality metal housing and components to withstand harsh engine environments. It is a standard replacement grade sensor designed to meet OEM specifications. While specific warranty details are not provided here, Bosch products typically come with manufacturer-backed quality assurance to ensure reliable performance and durability.