Details

• Brand:

  

• SKU:

  12659516

• Positions: Left Front, Left, Left Upper, Right, Left Rear, Right Front, Right Upper, Right Rear
• Other Names:

  Oxygen Sensor

• Description:

  The Genuine GM OEM Heated Oxygen Sensor (MPN: 12659516) is an essential emissions control component engineered to detect oxygen content in exhaust gases and optimize fuel-air mixture for improved engine performance and reduced emissions. This authentic General Motors part is designed for select Chevrolet, GMC, and Cadillac full-size trucks and SUVs including Silverado, Sierra, Tahoe, Yukon, Suburban, Escalade, and Yukon XL models across multiple cab configurations. Factory-backed and built to GM's rigorous specifications, this oxygen sensor ensures proper operation when installed by certified technicians who follow GM Service Information procedures. - Genuine OEM heated oxygen sensor for GM light-duty and heavy-duty vehicles - Direct fit replacement for Chevrolet Silverado and Sierra, GMC Yukon and Sierra, Cadillac Escalade and Escalade ESV (select model years and body styles) - Monitors exhaust oxygen levels to maintain optimal emissions control and engine efficiency - Requires professional installation with GM-specified programming and diagnostic procedures - Authentic General Motors part tested and backed by manufacturer warranty standards

• Condition: New
• Replaces:

  12637679

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