Pollak 66-003 – 2015 GM Downstream Diesel Nitrogen Oxide (NOx) Sensor (Direct-Fit)

Reliable Emissions Control for Your 2015 GM Duramax
Keep your vehicle compliant and running efficiently with the Pollak 66-003 Downstream Nitrogen Oxide (NOx) Sensor. Specifically engineered for 2015 GM vehicles equipped with the 6.6L Duramax Diesel engine, this sensor is a critical component of the Selective Catalytic Reduction (SCR) system. It monitors the level of nitrogen oxide in the exhaust stream to ensure your engine meets environmental standards while maintaining optimal fuel economy.

Key Features & Benefits:

• Plug-and-Play Installation: No additional programming or calibration required—simply install and drive.

• Precision Engineering: Built to withstand the harsh conditions of a diesel exhaust system, providing long-lasting reliability.

• Optimal Performance: Helps clear "Check Engine" lights and fault codes related to NOx sensor communication (e.g., U029E, P229F).

• Quality Assured: Backed by a 1-year manufacturer warranty for peace of mind.

Product Specifications:

• Position: Downstream (Post-SCR)

• Connector Shape: Square

• Connector Gender: Female

• Terminal Quantity: 6

• Terminal Type: Pin (Male)

• Interchange Part Numbers: 12669595, 12671388, 12622451, 19256344, 5WK9 6645H