Bosch 13073 Oxygen Sensor - Upstream

Reliable Oxygen Sensor for Chevrolet, Geo, Pontiac, and Suzuki Vehicles

The Bosch Engineered Oxygen Sensor 13073 is designed to provide accurate emissions control for select Chevrolet, Geo, Pontiac, and Suzuki models. This specific fit oxygen sensor ensures optimal engine performance and helps maintain compliance with emission standards.

• Specific fit for Chevrolet, Geo, Pontiac, and Suzuki models including Esteem, Sidekick, Sunrunner, Tracker, and X-90
• Heated narrow-band oxygen sensor for precise air-fuel mixture monitoring
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size for secure installation
• 18.3-inch wiring harness length with 4-wire blade terminals and a square male connector
• Durable metal housing finished in steel for long-lasting performance
• Standard replacement grade with included wiring harness

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering reliable and precise emission control components tailored to specific vehicle applications. The 13073 oxygen sensor is part of this line, engineered to meet OEM specifications and provide consistent sensor response for improved engine management and reduced emissions.

Product Details and Specifications

This Bosch oxygen sensor features a narrow-band heated sensor type, which allows for faster warm-up times and accurate detection of oxygen levels in the exhaust gases. The sensor includes a 4-wire configuration with blade terminals and a square male connector, ensuring compatibility with the vehicle’s wiring system. The threaded mounting type with an 18 mm diameter and 22 mm hex size allows for straightforward installation using standard tools. The sensor’s overall length is 22 inches, with a wiring harness length of 18.3 inches, providing sufficient reach for proper connection. Constructed with a metal housing finished in steel, this sensor is built to withstand harsh engine conditions.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for Chevrolet Esteem, Geo Sidekick, Pontiac Sunrunner, Suzuki Tracker, and X-90
• Helps resolve engine performance issues related to faulty oxygen sensors
• Reduces emissions by ensuring proper sensor feedback to the engine control unit
• Prevents check engine light triggers caused by sensor malfunctions
• Improves fuel efficiency by maintaining optimal combustion conditions

Installation Notes and Tips

When installing the Bosch Engineered Oxygen Sensor 13073, ensure the vehicle is cool to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the sensor’s wiring harness length and connector type match the vehicle’s specifications. Thread the sensor carefully to avoid cross-threading and tighten to the manufacturer’s torque specifications. No mounting bracket is included, so use the existing mounting point on the exhaust system.

Quality Assurance and Warranty

This oxygen sensor is manufactured to meet OEM standards for fit, form, and function. Bosch provides a standard replacement grade sensor designed for durability and reliable operation. While specific warranty details are not provided here, Bosch products typically come with a limited warranty covering defects in materials and workmanship.