Front Oxygen (O2) Sensor - 2002 Corvette C5 LS1

The front oxygen (O2) sensor for the 2002 Chevrolet Corvette, specifically the LS1 5.7L V8, is crucial for accurate engine performance and emissions control. The OEM part number for this sensor is 12568337. When sourcing a replacement, consider using interchange options like DENSO 234-9001 or BOSCH 13125, which are compatible across the C5 generation from 2001 to 2004. When inspecting or installing a new sensor, check for proper fitment, as mounting bracket differences may exist between early and late models. Common failures often include poor fuel economy and check engine lights due to sensor degradation. Ensure to clear any error codes post-installation for optimal performance. For a successful installation, it’s advisable to use anti-seize compound on the threads, and always verify the connector type matches your vehicle's wiring harness.