Bosch 13029 Oxygen Sensor

Reliable Oxygen Sensor for GM and Isuzu Vehicles

The Bosch Engineered Oxygen Sensor 13029 is designed specifically for select Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, and Pontiac models. This narrow-band heated oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.

• Specific fit for multiple GM and Isuzu vehicles including Chevrolet Silverado, Pontiac Grand Prix, Buick LeSabre, and more
• Heated narrow-band oxygen sensor type for precise emissions monitoring
• Threaded mounting with 18 mm thread diameter and 22 mm hex size for secure installation
• 19.1-inch wiring harness length with 4-pin male connector and square shape
• Durable metal housing with steel finish and standard replacement grade

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering reliable emission control components tailored to specific vehicle applications. This product line emphasizes precise sensor technology and durable construction to meet OEM specifications, ensuring compatibility and consistent performance in emission systems.

Product Details and Specifications

This Bosch oxygen sensor (part number 13029) features a narrow-band heated sensor type, which allows it to quickly reach operating temperature and provide accurate oxygen level readings. The sensor includes a 19.1-inch wiring harness with four wires and a 4-pin male connector with a square shape, designed for a specific fit rather than universal application. The threaded mounting type with an 18 mm diameter and 22 mm hex size ensures a secure and proper installation. Constructed with a metal housing and steel finish, this sensor weighs approximately 0.26 pounds and does not include a mounting bracket. The overall length from sealing surface to connector end is 21.7 inches, providing sufficient reach for installation in compatible vehicles.

Compatible Vehicles and Common Applications

• Buick models such as LeSabre, Century, and Regal
• Cadillac DeVille, Eldorado, Seville, and more
• Chevrolet Silverado 1500 HD, Suburban 2500, Impala, and Camaro
• GMC Sierra 2500 HD, Yukon XL 1500, and Sonoma
• Isuzu Hombre and Oldsmobile Cutlass Supreme

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 data
• 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 vehicle compatibility by verifying make, model, and year before installation
• Use a 22 mm oxygen sensor socket for removal and installation
• Do not overtighten the sensor; torque to manufacturer specifications
• Inspect wiring harness and connector for damage before installation
• Replace sensor when engine is cool to avoid burns and damage

Quality Assurance and Warranty

The Bosch Engineered Oxygen Sensor 13029 is manufactured to meet OEM standards for fit and function. Bosch provides quality assurance through rigorous testing and material standards. While specific warranty details may vary, Bosch sensors typically come with a limited warranty covering defects in materials and workmanship.