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GM 12597878
Oxygen Sensor

2005-2009 GM

Customer Questions & Expert Answers (14)
GM 12597878 Oxygen Sensor
  • Part Description
    Sensor Assembly-Heated Oxygen (Position 1)
  • Manufacturer
    General Motors
Make sure this part fits
$51.58 MSRP: $104.78
You Save: $53.20 (51%)
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  • Vehicle Fitment

    Year Make Model Trim Engine
    2007-2009 Buick LaCrosseCX, CXL6 Cyl 3.8 L GAS
    2006-2008 Buick LucerneCX, CXL6 Cyl 3.8 L GAS
    2006-2007 Buick RendezvousCX, CXL6 Cyl 3.5 L GAS
    2005-2006 Buick TerrazaCX, CXL6 Cyl 3.5 L GAS
    2005-2006 Chevrolet UplanderBase, LS, LT6 Cyl 3.5 L GAS
    2007-2008 Pontiac Grand PrixBase6 Cyl 3.8 L GAS
    2005-2006 Pontiac MontanaSV66 Cyl 3.5 L GAS, 6 Cyl 3.9 L GAS
    2005-2007 Saturn Relay1, 2, 36 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12597878 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12597878 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What needs to be installed to the sight shield bracket after reconnecting for the 2008 Buick Lucerne? Posted by Customer
    A:
    Install the HO2S pigtail clip.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What are the final steps after installing the HO2S for the 2006 Buick Lucerne? Posted by Customer
    A:
    Lower the vehicle, reconnect the engine harness electrical connector to the HO2S pigtail, install the HO2S pigtail clip to the sight shield bracket, and reinstall the intake manifold cover.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the first step to replace the Heated Oxygen Sensor 2 for the 2007 Buick LaCrosse? Posted by Customer
    A:
    First, raise and support the vehicle.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the next step after disconnecting the electrical connector for the 2007 Buick LaCrosse? Posted by Customer
    A:
    Next, remove the heated oxygen sensor.
    Posted by ChevyPartsGiant Specialist
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    Q:
    Why is it important to avoid excessive force when disconnecting the HO2S for the 2008 Buick LaCrosse? Posted by Customer
    A:
    Excessive force may damage the threads in the exhaust manifold/pipe.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be ensured while removing the oxygen sensor for the 2006 Buick Rendezvous? Posted by Customer
    A:
    The in-line connector and louvered end remain free of grease, dirt, or contaminants.
    Posted by ChevyPartsGiant Specialist
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    Q:
    How should the heated oxygen sensor be removed for the 2005 Buick Terraza? Posted by Customer
    A:
    Carefully back out the heated oxygen sensor using the J 39194-B.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be applied to the threads of the old sensor if it is being reinstalled for the 2007 Buick Lucerne? Posted by Customer
    A:
    A special anti-seize compound, GM P/N 12377953, or equivalent.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done when removing the HO2S 1 from the exhaust manifold for the 2006 Buick Terraza? Posted by Customer
    A:
    Carefully remove the HO2S 1, ensuring not to apply excessive force, especially when the engine temperature is below 48°C (120°F).
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the first step to replace the Heated Oxygen Sensor 1 for the 2007 Buick Rendezvous? Posted by Customer
    A:
    Remove the intake manifold cover and the connector position assurance (CPA) retainer.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the torque specification for installing the HO2S for the 2006 Buick Rendezvous? Posted by Customer
    A:
    Tighten it to 41 N.m (30 lb ft).
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done after installing the HO2S 2 for the 2006 Buick Terraza? Posted by Customer
    A:
    Connect the sensor electrical connector and lower the vehicle.
    Posted by ChevyPartsGiant Specialist
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    Q:
    Why is the anti-seize compound important for the 2005 Chevrolet Uplander? Posted by Customer
    A:
    It facilitates easier removal of the sensor in the future.
    Posted by ChevyPartsGiant Specialist
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    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Oxygen Sensor 12597878 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 12597878 Oxygen Sensor is available in the market under the name GM Oxygen Sensor. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12597878 Oxygen Sensor fits certain Chevrolet Uplander models, as well as Buick LaCrosse, Lucerne, Rendezvous. Additionally, it is compatible with Pontiac Grand Prix, Montana and Saturn Relay models.
The original GM component designated by manufacturer part number 12597878 maintains top performance when functioning as the Sensor Assembly-Heated Oxygen (Position 1) unit. The component 12597878 is constructed from durable material and its dimensions span 8.1 x 3.1 x 3.2 inches while weighing 0.50 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Front Oxygen Sensor; Sensor, Computer Control Sensors. The part 12597878 has available replacement options. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
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