Make sure this part fits

GM 12559849
Oxygen Sensor

2000-2004 GM

Customer Questions & Expert Answers (16)
GM 12559849 Oxygen Sensor
  • Part Description
    Sensor, Computer Control Sensors
  • Manufacturer
    General Motors
Make sure this part fits
$58.70 MSRP: $104.83
You Save: $46.13 (44%)
Currently Unavailable

Due to manufacturer supply shortage, this item isn't currently available for ordering.

  • Vehicle Fitment

    Year Make Model Trim Engine
    2000-2003 Cadillac DeVilleBase, DHS, DTS8 Cyl 4.6 L GAS
    2000-2002 Cadillac EldoradoESC, ETC8 Cyl 4.6 L GAS
    2000-2004 Cadillac SevilleSLS, STS8 Cyl 4.6 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12559849 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12559849 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What is the torque specification for tightening the oxygen sensor for the 2000 Cadillac Eldorado? Posted by Customer
    A:
    Tighten it to 41 N.m (30 lb ft).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    How much should the frame be lowered for the 2003 Cadillac DeVille? Posted by Customer
    A:
    The frame should be lowered no more than 76 mm (3 inches).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the first step to replace the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 for the 2001 Cadillac DeVille? Posted by Customer
    A:
    Ensure the engine temperature is above 48°C (120°F) to facilitate removal.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the first step to service the Bank 1 Sensor 2 oxygen sensor for the 2000 Cadillac DeVille? Posted by Customer
    A:
    Ensure the engine temperature is above 48°C (120°F) to facilitate removal.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    How do you install the new rear oxygen sensor for the 2001 Cadillac Eldorado? Posted by Customer
    A:
    Install the rear oxygen sensor in the rear exhaust manifold and tighten it to 41 N.m (30 lb ft).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the torque specification for the rear frame bolts for the 2002 Cadillac DeVille? Posted by Customer
    A:
    Tighten them to 100 N.m (74 lb ft) before lowering the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the final step after connecting the electrical connector for the 2001 Cadillac Eldorado? Posted by Customer
    A:
    Lower the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    How do you remove the rear frame for the 2004 Cadillac Seville? Posted by Customer
    A:
    Remove the four rear frame bolts and lower the frame no more than 73.2 mm (3 inches).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What should be done before removing the heated oxygen sensor for the 2002 Cadillac Seville? Posted by Customer
    A:
    Raise and support the vehicle, then remove the heat shield.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What should be removed after raising the 2000 Cadillac Seville? Posted by Customer
    A:
    The front splash shield should be removed.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What should be used on the threads of a reused sensor for the 2001 Cadillac DeVille? Posted by Customer
    A:
    Use anti-seize compound P/N 5613695.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the final step after reinstalling the frame bolts for the 2001 Cadillac Seville? Posted by Customer
    A:
    Lower the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the initial action required before removing the sensor for the 2003 Cadillac Seville? Posted by Customer
    A:
    Raise and support the vehicle, then support the rear of the powertrain frame and remove the four rear frame bolts.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the final step after reconnecting the sensor for the 2002 Cadillac Seville? Posted by Customer
    A:
    Raise the frame and reinstall the four rear frame bolts, tightening them to 100 N.m (74 lb ft) before lowering the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Oxygen Sensor
    Q:
    What is the first step to replace the Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 for the 2002 Cadillac Eldorado? Posted by Customer
    A:
    Raise and support the vehicle and support the rear of the powertrain frame.
    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 12559849 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 12559849 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 12559849 Oxygen Sensor fits certain Cadillac DeVille, Eldorado, Seville models.
The original GM component designated by manufacturer part number 12559849 maintains top performance when functioning as the Sensor, Computer Control Sensors unit. The component 12559849 is constructed from durable material and its dimensions span 8.2 x 3.1 x 3.1 inches while weighing 0.60 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. The part 12559849 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.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts, our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.