2002 Buick Century Oxygen Sensor (Rear, Lower) - 19178747

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Part Number: 19178747 ; 25318321

Sensor. Oxygen.
Oxygen Sensor. Assembly, Heated (O2). Ft. Snsr.

Oxygen Sensor

Fits Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo, Regal, Riviera

3.1 LITER, 2000-01. 3.4 LITER, 2000-01, post converter. 3.4 LITER, 2002-05, post converter. 3.4 LITER, rear. 3.5 LITER, post converter. 3.8 LITER, post converter. All Models; 3.1L & 3.4L; Chevrolet; To Converter. All Models; 3.1L; Rear. All Models; 3.5L; Rear. All Models; 3.8L; Rear. All Models; 3.8L; Rear; w/Supercharger; Position 3. EGR VALVE & SENSORS, post converter. Impala, Monte Carlo; 3.4L; Rear. Impala, Monte Carlo; 3.8L; Rear. Post converter.
Oxygen Sensor - Repair or Replace
A failed Oxygen Sensor will often have no noticeable symptoms beyond a check engine light, but it does cause your to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and genuine parts.

Diagrams and Kits What This Fits

Assemblies

EMISSION SYSTEM. EMISSION COMPONENTS.

#5

at manifold. cleaner. no. 1. no. 2. post converter.

post converter.

Fitment/Applications

This product fits 111 vehicle variants.
Buick: 3 models, 25 variants between 1999 and 2004.
Chevrolet: 3 models, 52 variants between 1999 and 2005.
Oldsmobile: 1 models, 5 variants for 1999.
Pontiac: 1 models, 29 variants between 1999 and 2003.