Bosch 15895 Oxygen Sensor

Reliable Oxygen Sensor for GM and Related Vehicles

The Bosch Engineered Oxygen Sensor 15895 is designed to provide accurate air-fuel mixture readings for a range of GM and related vehicles. This specific fit oxygen sensor ensures proper emission control and engine performance for models including Chevrolet Silverado, GMC Sierra, Cadillac Escalade, and more.

• Specific fit for Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, and Saturn vehicles
• Narrow-band heated oxygen sensor with 4-wire design for precise readings
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size for secure installation
• Includes 14.4-inch wiring harness with female square connector for easy connection
• Constructed with durable metal housing and steel finish for long-lasting use

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering reliable emission control components engineered to meet or exceed OEM specifications. The 15895 oxygen sensor is part of this line, offering a standard replacement grade with heated narrow-band sensor technology. This ensures compatibility and performance for specific vehicle applications, maintaining emission standards and engine efficiency.

Product Details and Specifications

This Bosch oxygen sensor features a 4-wire configuration with pin terminal type and female terminal gender, designed for specific vehicle fitment. The sensor is heated to provide faster response times and improved accuracy in monitoring exhaust gases. Its threaded mounting type with an 18 mm thread diameter and 22 mm hex size allows for straightforward installation. The wiring harness length is 14.4 inches, with an overall length of 18.1 inches, including a 16.9-inch length from sealing surface to connector end. The connector has a square shape and female gender, ensuring a secure and proper connection. Weighing approximately 0.24 lbs, the sensor is built with a metal housing and steel finish for durability under harsh engine conditions.

Compatible Vehicles and Applications

• Buick Allure, LaCrosse, Lucerne, Rainier
• Cadillac CTS, DeVille, Escalade, Seville
• Chevrolet Silverado 1500, 2500, 3500, Tahoe, Suburban
• GMC Sierra 1500, 2500, 3500, Yukon, Envoy
• Hummer H2, Pontiac G6, Saturn Aura, Saab 9-7x

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
• Failed or degraded sensor causing improper catalytic converter function

Installation Notes and Tips

Ensure the vehicle is cool before removing the old oxygen sensor to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Confirm the sensor’s wiring harness and connector match the vehicle’s factory harness. Thread the sensor carefully to avoid cross-threading and tighten to manufacturer torque specifications. The included wiring harness simplifies connection, but verify secure engagement of the female square connector.

Quality Assurance and Warranty

The Bosch Engineered Oxygen Sensor 15895 is manufactured to meet OEM standards for fit, form, and function. It is a standard replacement grade sensor designed for reliable operation in emission control systems. Bosch products typically come with a limited warranty covering defects in materials and workmanship; please refer to Bosch or your parts provider for specific warranty details.