Heated Oxygen Sensor for Chevrolet 2500/3500 Lambda Emissions 19178961 Compatible with GM Trucks

Chevrolet 2500/3500 Heated Oxygen Sensor (Lambda Emissions) – Model 19178961

Upgrade your GM vehicle with this 100% brand-new, high-quality heating oxygen sensor (OE: 19178961). Specifically designed to monitor exhaust oxygen levels, it optimizes emissions control and improves fuel economy by helping the engine manage the air-fuel ratio more precisely. This GM-recommended replacement part fits Chevrolet Tahoe, GMC Savana 2500/3500, Sierra 1500, and Yukon XL models, delivering reliable performance and durable operation to keep your vehicle running clean and efficiently.

Built for quick response and long-term reliability, the sensor uses magnetic induction technology to provide fast, accurate readings. The heating capability ensures a reliable signal even during cold starts, reducing hesitation and helping the engine reach optimal operating conditions sooner. As a direct-fit replacement, it mirrors the original factory component to maintain proper emissions monitoring and engine management.

With a compact black design (dimensions 14.50 x 7.00 x 4.50 cm) and a sturdy carton-packaged build, this sensor is ready to install in place of the legacy unit. It’s an ideal choice for owners seeking a dependable O2 sensor that supports efficient emissions control and consistent performance over time.

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Benefits & Tips

• Improve fuel economy and reduce emissions by maintaining accurate oxygen readings across various driving conditions.
• Enjoy faster, more stable cold-start performance thanks to the sensor's heating design.
• Replace the sensor as part of routine emissions maintenance to help keep your GM vehicle running smoothly and passing inspections.

Product specifications

• Product Name: Heating Oxygen Sensor
• Product Model: 19178961
• Sensor Type: Magnetic Induction
• Size (L x W x H): 14.50 x 7.00 x 4.50 cm
• Color: Black
• Origin: Mainland China
• Specifications: Black, Heating Type
• Product Packaging: Carton packaging
• Gross Weight: 0.119 kg
• Net Weight: 0.099 kg
• Applicable Models: Chevrolet Tahoe, GMC Savana 2500/3500, Sierra 1500 oxygen O2 lambda sensor 2500/3500, Yukon XL
• OE: 19178961

Package includes:

• 1 × Oxygen Sensor

Warnings / Reminders

• Compatibility: Confirm that your GM vehicle model matches the OE number 19178961 before installation.
• Professional installation recommended due to emissions-system integration.
• Handle with care; disconnect the battery and allow the exhaust area to cool before replacement.