234-4018 O2 Oxygen Sensor Upstream Downstream for Buick Lesabre 1997-2003 | for Buick Century 1997-2000 for Cadillac DeVille 1996-1999 for Chevy($19.72Value)

Description

Accurate fit for specific for Buick for Cadillac for Chevy for GMC models - Designed as 234-4018 oxygen sensor, fits for Buick LeSabre 1997-2003, for Buick Century 1997-2000, for Cadillac DeVille 1996-1999, for Chevy Express Silverado, for GMC Sierra Yukon. Ideal replacement for upstream oxygen sensor and downstream o2 sensor positions. Fix common engine issues and restore smooth driving - Helps address check engine light, unstable idle, slow acceleration and increased fuel usage. Supports stable engine signal feedback and smoother driving performance after installation. Stable signal output with fast response - Built with reliable sensing structure and 4-wire design, delivering consistent readings for o2 sensor upstream and downstream positions, supporting proper engine adjustments. Easy installation with standard connector - Direct replacement design with correct female plug and thread size. No modification needed. Please confirm plug type and position (bank 1 sensor 1 / sensor 2) before purchase. Please confirm vehicle and part details before purchase - Check your original part number, connector shape, and vehicle model carefully. This helps avoid mismatch issues and ensures proper installation. This 234-4018 O2 oxygen sensor is designed for multiple for Buick, for Cadillac, for Chevy and for GMC models, supporting both upstream oxygen sensor and downstream o2 sensor positions. Compatible with: for Buick LeSabre 1997-2003 3.8L for Buick Century 1997-2000 3.1L for Buick Park Avenue 1997-2003 for Buick Regal 1997-2003 for Cadillac DeVille 1996-1999 4.6L for Cadillac Eldorado 1996-2000 for Chevy Express 1500 2500 3500 1996-2002 for Chevy Silverado 1500 1999-2002 for GMC Sierra 1500 1999-2002 for GMC Yukon 1996-2002 and more compatible models listed above. Key Features: 4 wire oxygen sensor with stable signal output Supports both upstream and downstream installation positions Helps improve engine operation consistency Standard connector for easy installation If your vehicle shows check engine light, unstable idle, or reduced driving smoothness, replacing the o2 sensor may help restore proper performance. Important Notes: Please confirm your original part number (234-4018), connector type, and installation position before purchase. Vehicles may have multiple sensors (bank 1 sensor 1 / sensor 2).