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The NGK direct-fit oxygen sensor for 2009–2011 Buick Lucerne applications provides consistent closed-loop feedback to the engine control unit to help maintain proper air-fuel ratio, support emissions diagnostics and improve fuel economy. NTK applies ceramic manufacturing control and OEM development collaboration. The unit incorporates an advanced ceramic sensor element with a 3-stage contaminant-resistant plasma jet and deposit-trap overcoat to resist element poisoning.
NGK Buick Lucerne 2011-2009 Direct Fit Oxygen Sensor
