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Replacement and OEM Parts for 2002 Buick LeSabre Oxygen Sensor

2002 Buick LeSabre Oxygen Sensor

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2002 Buick LeSabre
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Oxygen Sensors
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14 Products found

7 Q&A for Oxygen Sensor Repair
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  • OEM (Genuine) 2002 Buick LeSabre Rear Oxygen Sensor

    PartNumber: 19178924
    OEM 2002 Buick LeSabre Rear Oxygen Sensor - 19178924
    Product Specifications
    • Notes: 2000-03, AT Converter; Bonneville, Lesabre; Rear
    • Other Names: Oxygen Sensor, Rear Oxygen Sensor
    • Item Dimensions: 6.8 x 2.1 x 1.9 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25312207, 25161130, 12587214, 25312196, 25164983, 19178921
    • Part Description: 2002 Buick LeSabre Rear Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
    $71.66 MSRP: $135.22
    You Save: $63.56 (48%)
  • Denso Universal Fit Oxygen Sensor for 2002 Buick LeSabre - 234-4000

    Denso® Universal Fit Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 234-4000
    Product Specifications
    • Notes: OE Quality Universal Replacement Sensor
    • Installation Type: Screw
    • O2 Sensor Configuration: Universal
    • OE Part Number: 000 540 45 17
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511140004
    • Wire Harness Length: 11.77" (299 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2002 Buick LeSabre Universal Fit Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $42.92
  • Delphi Oxygen Sensor for 2002 Buick LeSabre - ES20002

    Delphi® Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: ES20002
    Product Specifications
    • Notes: 18in Length
    • Connector Shape: Square
    • Position: Rear
    • Sensor Type: Non Heated
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604148037
    • Wire Harness Length: 12.8" (320 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2002 Buick LeSabre Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | Custom | 6 Cyl 3.8L
    • 2002 Buick LeSabre | Limited | 6 Cyl 3.8L
    $49.52
  • Spectra Premium Oxygen Sensor for 2002 Buick LeSabre - OS5042

    Spectra Premium® Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: OS5042
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Square
    • Installation Type: Screw
    • Overall Length: 16 1/8"
    • Position: Downstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607155037
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2002 Buick LeSabre Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $23.79
  • Walker Products Premium Oxygen Sensor for 2002 Buick LeSabre - 250-24340

    Walker Products® Premium Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 250-24340
    Product Specifications
    • Connector Gender: Male
    • Overall Length: 13.7"(347.98 mm)
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620041556
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 10.16"(258.064 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2002 Buick LeSabre Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $34.68
  • OEM (Genuine) 2002 Buick LeSabre Front Oxygen Sensor

    PartNumber: 19178958
    OEM 2002 Buick LeSabre Front Oxygen Sensor - 19178958
    Product Specifications
    • Notes: 2000-03, AT Manifold; Bonneville, Lesabre; Front
    • Other Names: Front Oxygen Sensor, Manifold, Oxygen Sensor
    • Item Dimensions: 7.9 x 2.1 x 2.3 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25312203, 25178022, 25164488, 25312211
    • Part Description: 2002 Buick LeSabre Front Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
    $64.84 MSRP: $122.36
    You Save: $57.52 (48%)
  • Denso Oxygen Sensor for 2002 Buick LeSabre - 234-4087

    Denso® Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 234-4087
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511140875
    • Wire Harness Length: 12.2" (309.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2002 Buick LeSabre Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $31.87
  • Delphi Oxygen Sensor for 2002 Buick LeSabre - ES20001

    Delphi® Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: ES20001
    Product Specifications
    • Notes: Heated;15in Length
    • Connector Shape: Square
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604148020
    • Wire Harness Length: 12.4" (310 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: 2002 Buick LeSabre Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | Custom | 6 Cyl 3.8L
    • 2002 Buick LeSabre | Limited | 6 Cyl 3.8L
    $41.90
  • Walker Products Premium Oxygen Sensor for 2002 Buick LeSabre - 250-24018

    Walker Products® Premium Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 250-24018
    Product Specifications
    • Connector Gender: Female
    • Overall Length: 15.87"(403.098 mm)
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620017902
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 12.32"(312.928 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2002 Buick LeSabre Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $32.48
  • Denso Oxygen Sensor for 2002 Buick LeSabre - 234-4018

    Denso® Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 234-4018
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511140189
    • Wire Harness Length: 15.35" (389.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2002 Buick LeSabre Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $28.23
  • Walker Products Oxygen Sensor for 2002 Buick LeSabre - 350-34076

    Walker Products® Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 350-34076
    Product Specifications
    • Notes: Downstream
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 13.7"
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620089008
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 10.16"
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2002 Buick LeSabre Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $26.93
  • Walker Products Oxygen Sensor for 2002 Buick LeSabre - 350-34525

    Walker Products® Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 350-34525
    Product Specifications
    • Notes: Upstream
    • Connector Gender: Female
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 15.87"
    • Position: Downstream Driver Side
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620093388
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 12.32"
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2002 Buick LeSabre Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $25.97
  • NTK OE Type Oxygen Sensor for 2002 Buick LeSabre - 21528

    NTK® OE Type Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 21528
    Product Specifications
    • Notes: B1S2; OE Equivalent Design
    • Installation Type: Screw
    • Location: B1S2
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 087295215289
    • Wire Harness Length: 12.5" (317.5 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2002 Buick LeSabre OE Type Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $40.04
  • NTK OE Type Oxygen Sensor for 2002 Buick LeSabre - 21539

    NTK® OE Type Oxygen Sensor for 2002 Buick LeSabre

    PartNumber: 21539
    Product Specifications
    • Notes: B1S1; OE Equivalent Design
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295215395
    • Wire Quantity: 4
    • Wiring Harness Length: 15.2500
    • Part Description: 2002 Buick LeSabre OE Type Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2002 Buick LeSabre | All Trims | 6 Cyl 3.8L
    $43.86

FAQ for Oxygen Sensor Repair

Q: What should be noticed when installing the heated oxygen sensor (Ho2s)?
A:
Aspecial anti-seize compound is used on the oxygen sensor threads. New service sensors should already have the compound applied to the threads. Coat the threads of a reused sensor with anti-seize compound P/N 5613695 or equivalent.
By Bob
GM Specialist
02/11/2022
Q: What's the recommended torque for the oxygen sensor?
A:
The recommended torque is 41 N.m (30 lb-ft).
By Bob
GM Specialist
02/11/2022
Q: How to remove the heated oxygen sensor (Ho2s)?
A:
You will need to turn OFF the ignition, raise and support the vehicle, remove the splash shield, disconnect the electrical connector retaining tab from the heated oxygen sensor (HO2S) electrical connector, disconnect the oxygen sensor connector from the HO2S electrical connector, use the J 39194 to remove the oxygen sensor from the exhaust pipe.
By Bob
GM Specialist
02/11/2022
Q: What's the proper way to remove the oxygen sensor wiring harness heat shield?
A:
The proper way is to raise and support the vehicle, drill through the center of the heat shield rivets, remove the heat shield from the floor panel and remove the oxygen sensor retainer from the heat shield.
By Bob
GM Specialist
02/11/2022
Q: What should be noticed when you drill through the center of the heat shield rivets?
A:
Eye protection must be worn when drilling rivets to reduce the chance of personal injury.
By Bob
GM Specialist
02/11/2022
Q: What should be noticed when removing the Ho2s?
A:
The HO2S may be difficult to remove when the engine temperature is below 48°C (120°F). Excessive force may damage threads in the exhaust manifold or exhaust pipe.
By Bob
GM Specialist
02/11/2022
Q: What should be noticed when you remove the rear oxygen sensor?
A:
You will need to remove oxygen sensors with the engine temperature above 48°C (120°F).
By Bob
GM Specialist
02/11/2022
See more FAQs (2)