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GM 12584050
Oxygen Sensor

2005-2008 GM

Customer Questions & Expert Answers (9)
GM 12584050 Oxygen Sensor
  • Part Description
    Sensor Assembly-Heated Oxygen (Position 2)
  • Replaces
    12603139
  • Manufacturer
    General Motors
Make sure this part fits
$49.06 MSRP: $88.81
You Save: $39.75 (45%)
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  • Vehicle Fitment

    Year Make Model Trim Engine
    2005-2008 Buick LaCrosseCXS6 Cyl 3.6 L GAS
    2005-2006 Buick RendezvousCX, CXL, CXL Plus, Ultra6 Cyl 3.6 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12584050 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12584050 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What is the first step to replace the Heated Oxygen Sensor (HO2S) at Position 1 for the 2005 Buick LaCrosse? Posted by Customer
    A:
    First, disconnect the oxygen sensor electrical connector and remove the HO2S, taking care not to damage the threads in the exhaust manifold/pipe by avoiding excessive force.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What should be done with the heated oxygen sensor (HO2S) electrical connector for the 2007 Buick LaCrosse? Posted by Customer
    A:
    Disconnect the HO2S electrical connector, taking care not to use excessive force to avoid damaging the threads in the exhaust manifold/pipe.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    How should you handle the HO2S when removing it for the 2008 Buick LaCrosse? Posted by Customer
    A:
    Handle it carefully to avoid contamination or damage.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the first step to replace the Heated Oxygen Sensor (HO2S) for the 2007 Buick LaCrosse? Posted by Customer
    A:
    First, disconnect the oxygen sensor electrical connector, taking care to avoid excessive force that may damage the threads in the exhaust manifold/pipe.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What should be applied to the threads when installing a new HO2S for the 2005 Buick LaCrosse? Posted by Customer
    A:
    Apply a special anti-seize compound to the threads if reusing a sensor, using P/N 5613695 or an equivalent.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the first step to replace the heated oxygen sensor at position 2 for the 2006 Buick Rendezvous? Posted by Customer
    A:
    Raise and support the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What needs to be disconnected after removing the intake manifold cover for the 2006 Buick Rendezvous? Posted by Customer
    A:
    Take out the connector position assurance (CPA) retainer and disconnect the engine harness electrical connector from the HO2S.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What should be done after tightening the HO2S 2 for the 2005 Buick Rendezvous? Posted by Customer
    A:
    Reconnect the electrical connector and then lower the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    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 12584050 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 12584050 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 12584050 Oxygen Sensor fits certain Buick LaCrosse, Rendezvous models.
The original GM component designated by manufacturer part number 12584050 maintains top performance when functioning as the Sensor Assembly-Heated Oxygen (Position 2) unit. The component 12584050 is constructed from durable material and its dimensions span 7.4 x 2.0 x 2.1 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 Rear Oxygen Sensor; Front Oxygen Sensor; Sensor, Computer Control Sensors. The part 12584050 has available replacement options 12603139. 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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