Details

• Brand:

  

• SKU:

  12599866

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

  Oxygen Sensor, 1044

• Description:

  The GM OEM Heated Oxygen Sensor (MPN: 12599866) is engineered to monitor oxygen levels in exhaust gases and optimize emission control performance across select GM vehicles, including Express and Savana models equipped with 5.3L gas engines. This genuine GM oxygen sensor is positioned rear of the catalytic converter and delivers precise readings to help your vehicle maintain proper fuel mixture and reduce harmful emissions. Backed by General Motors' rigorous manufacturing standards, this authentic OEM part ensures reliable performance and longevity. - **Part Type:** Genuine GM OEM Heated Oxygen Sensor for exhaust gas monitoring and emissions optimization - **OEM Fitment:** Designed for GM Express, Savana, and compatible 5.3L gas engine vehicles (front-mounted, rear of converter location) - **Key Function:** Detects oxygen content in exhaust stream to enable engine computer adjustments for optimal fuel efficiency and emissions compliance - **Compatibility:** Select GM vehicles with 5.3L gasoline engines; programming and special setup procedures required per GM Service Information - **Condition:** Genuine OEM part manufactured to General Motors' exact specifications and quality standards

• Condition: New

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