Oxygen Sensor for 2001-2005 Saturn L300 & More - Walker 250-25010

Walker Products 250-25010 oxygen sensor for the 2001-2005 Saturn L300 V6 3.0L and other vehicles measures the oxygen content of the exhaust gas. This Walker Products oxygen sensor is made for its specific application and fitment position, and it gives the ECU the diagnostic feedback that application calls for.

• Measures oxygen levels to help fine-tune the air-fuel mixture for fuel economy
• Electrodes made of a gas-permeable platinum layer
• Wide-band design that monitors the air-fuel ratio for combustion efficiency
• Coating that prevents contamination and erosion of the electrode surfaces by combustion residue and particulates
• Monitors exhaust gases to help reduce pollutants

Quick facts

• Part: Walker Products 250-25010 oxygen sensor
• Fits: 2001-2005 Saturn L300 V6 3.0L and other vehicles
• Position: Upstream left, upstream right, upstream rear, upstream front
• Condition: New

A failing sensor can show up as rough running, higher fuel consumption or a lit malfunction indicator light, and other faults can also produce those symptoms. Before you replace it, look over the sensor, wiring harness and connector for physical damage with the engine off and cool. A shop can read any stored fault codes.

Fits

The vehicles it fits include the 2001-2003 Saturn LW300 V6 3.0L and the 1999-2001 Cadillac Catera V6 3.0L, alongside the 2001-2005 Saturn L300 V6 3.0L. This listing is one sensor, and the fitment calls for one per car.

Specifications