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Buick 19209807 Oxygen Sensor

2004-2008 Buick

Customer Questions & Expert Answers (3)
19209807 GM Oxygen Sensor Product Photo 1 of 7
  • Part Description
    Sensor, Computer Control Sensor
  • Replaces
    12570149, 12574924, 12572772
  • Manufacturer
    General Motors
Make sure this part fits
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number19209807
    Part DescriptionOxygen Sensor; Sensor, Computer Control Sensor
    Item Dimensions8.4 x 3.4 x 3.2 inches
    Item Weight0.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12570149, 12574924, 12572772
    ManufacturerGeneral Motors
    SKU19209807
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2005-2007 Buick Allure6 Cyl 3.8LCX (US)/ALLURE CX (CAN), CX 4 DOOR, CXL 4 DOOR, CXL(US)/ALLURE CXL(CAN), CXS 4 DOOR, CXS(US)/Allure CXS(CAN)
    2005-2007 Buick LaCrosse6 Cyl 3.8LCX (US)/ALLURE CX (CAN), CX 4 DOOR, CXL 4 DOOR, CXL(US)/ALLURE CXL(CAN), CXS 4 DOOR, CXS(US)/Allure CXS(CAN)
    2004-2005 Buick Lesabre6 Cyl 3.8LCUSTOM, LIMITED
    2006-2008 Buick Lucerne6 Cyl 3.8LCX 4 DOOR, CXL, CXL 4 DOOR, CXS
    2004-2005 Buick Park Avenue6 Cyl 3.8LPARK AVENUE, ULTRA
    2005-2007 Buick Rendezvous6 Cyl 3.4L, 6 Cyl 3.5LAWD, RENDEZVOUS
    2005-2007 Buick Terraza6 Cyl 3.5L, 6 Cyl 3.9L, 6 Cyl 3.9L FlexCROSSOVER SPORT VAN EXTENDED, CROSSOVER SPORT VAN EXTENDED AWD
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 19209807 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should you be careful of when servicing an Oxygen Sensor for the 2006 Chevrolet Corvette? Posted by Amcar L.
    A:
    You should be careful to avoid damaging or removing the pigtail or electrical connector, as this will render the sensor useless. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Aug 25, 2025
    Q:
    How is the installation process for the upstream Oxygen Sensor different from the removal process for the 2005 Chevrolet Equinox? Posted by Mason N.
    A:
    The installation process is the reverse of removal, and it is important to tighten the oxygen sensor securely. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Jul 29, 2024

Genuine GM Part 19209807, the Right Choice

To ensure reliability, purchase GM part # 19209807 Oxygen Sensor. It is sometimes referred to as Buick Oxygen Sensor. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick Allure, LaCrosse, Lesabre models.

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