O2 Oxygen Lambda Sensor for Buick Century Premium Quality

O2 Oxygen Lambda Sensor for Buick Century — Premium Quality replacement sensor designed to restore precise oxygen sensing for your engine. This sensor helps the engine control unit optimize the air–fuel ratio, supporting smoother performance, better fuel economy, and reduced emissions. It is specifically compatible with Buick Century models from 1996 to 2004 and is part of a broad compatibility list that covers many GM vehicles.

Benefits & Tips

• Replaces worn or faulty O2 sensors to restore accurate oxygen readings, aiding optimal fuel trim and catalytic converter efficiency.
• Install with standard automotive tools; ensure correct harness connection and torque to avoid false readings.
• After installation, monitor engine performance and diagnostic codes to confirm proper operation and emissions compliance.

Product specifications

• Brand Name: IWOKPHD
• Choice: yes
• Electronic: No
• Fits: Buick Century 1996-2004; Buick LeSabre 1996-2003; Buick Park Avenue 1996-2003; Buick Regal 1996-2003; Buick Rendezvous 2002-2004; Buick Riviera 1996-1999; Chevrolet Camaro 1996-2002; Chevrolet Impala 2000-2004; Chevrolet Lumina 1996-2001; Chevrolet Lumina APV 1996; Chevrolet Monte Carlo 1996-2004; Chevrolet S10 Pickup 1997-2003; Chevrolet Venture 1997-2004; GMC Sonoma 1997-2003; Isuzu Hombre 1997-2000; Oldsmobile 88 1996-1999; Oldsmobile 98 1996; Oldsmobile Aurora 1996-1999; Oldsmobile Cutlass Ciera 1996; Oldsmobile Cutlass Supreme 1996-1997; Oldsmobile Intrigue 1998-1999; Oldsmobile LSS 1996-1999; Oldsmobile Regency 1997-1998; Oldsmobile Silhouette 1996-2004; Pontiac Aztek 2001-2004; Pontiac Bonneville 1996-2003; Pontiac Firebird 1996-2002; Pontiac Grand Prix 1996-2003; Pontiac Montana 1999-2004; Pontiac Trans Sport 1996-1999
• OEM No.: 234-4087, 2344087, 234 4087
• Origin: Mainland China
• Repeatability: For CHEVROLET S10 PICKUP VENTURE
• Resolution: 12587214, AFS123, AFS116, AFS97, ES20002, 19178921
• Sensitivity: 12578459, 19178747, 19178922, 19178924, 25318321, 8253122070, SG277
• Sensor Type: Piezoelectric
• Type: Heating
• Part Number: 234-4087, 2344087, 234 4087, 12578459, 19178747, 19178922, 19178924, 25318321, 8253122070, SG277, 12587214, AFS123, AFS116, AFS97, ES20002, 19178921, 25161130, 25312196, 25164983
• Package Include: 1PCS
• Application: Buick Century 1996-2004; Buick LeSabre 1996-2003; Buick Park Avenue 1996-2003; Buick Regal 1996-2003; Buick Rendezvous 2002-2004; Buick Riviera 1996-1999; Chevrolet Camaro 1996-2002; Chevrolet Impala 2000-2004; Chevrolet Lumina 1996-2001; Chevrolet Lumina APV 1996; Chevrolet Monte Carlo 1996-2004; Chevrolet S10 Pickup 1997-2003; Chevrolet Venture 1997-2004; GMC Sonoma 1997-2003; Isuzu Hombre 1997-2000; Oldsmobile 88 1996-1999; Oldsmobile 98 1996; Oldsmobile Aurora 1996-1999; Oldsmobile Cutlass Ciera 1996; Oldsmobile Cutlass Supreme 1996-1997; Oldsmobile Intrigue 1998-1999; Oldsmobile LSS 1996-1999; Oldsmobile Regency 1997-1998; Oldsmobile Silhouette 1996-2004; Pontiac Aztek 2001-2004; Pontiac Bonneville 1996-2003; Pontiac Firebird 1996-2002; Pontiac Grand Prix 1996-2003; Pontiac Montana 1999-2004; Pontiac Trans Sport 1996-1999
• Note: All items will be sent out within 2 working days after payment is confirmed. Please ensure shipping address is correct. Import duties, taxes and charges are not included in the item price or shipping charges. These charges are buyer's responsibility.
• Warranty: 1 year Replacement

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

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