Syresensor

Detects oxygen content in the exhaust gases

Helps control engine fuel mixture

Helps supply accurate signals to the engine computer to make adjustments

GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

Helps keep engine operation running smooth

Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

GM regularly updates production and service part designs to integrate new materials and technologies

GM Genuine Parts Oxygen Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors monitor how much unburned oxygen is in the exhaust as the exhaust exits the engine.GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)