How to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 on Cadillac Escalade?

Maintenance of the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 starts by elevating the vehicle. Unplug the HO2S connector before using the Oxygen Sensor Wrench (J 39194-B) to remove the HO2S. Before installing the sensor threads require an application of anti-seize compound GM P/N 5613695 consisting of liquid graphite and glass beads based on necessity. Use the Oxygen Sensor Wrench (J 39194-B) to install the HO2S and torque it to 42 N.m (31 lb ft). Lower down the vehicle before connecting the HO2S harness connector.

How to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 on Cadillac CTS?

In order to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1, first remove the left side air inlet panel. Make sure the HO2S and the O2S are treated gently while maintaining the in-line electric connector and the louvered end clean of grease, dirt, contaminations, and never use in cleaning solvents. It should be noted that Bank 2 here means left bank and the removal is easier when the institution temperature will be more than 48°C (120°F. Unplug the HO2S connector and pull it out from the wiring harness bracket. Lift and hold the vehicle as you take out the HO2S. For installation, it is also required to apply anti-seize compound P/N 5613695, or an equal one to the threads of the used sensor, as new sensors which have to be used should already have this compound applied to it. Mount the HO2S and tighten it to 40 Nm (30 lb ft). Lower the vehicle then; Connect the HO2S electrical connector to the wiring harness bracket; Connect the said. Lastly, replace the left side air inlet panel.

How to Replace the Heated Oxygen Sensor (Bank 1 Sensor 2) on Cadillac XLR?

In order to replace the Heated Oxygen Sensor (Bank 1 Sensor 2), one should be ensuring that the engine temperature is higher than 48°C (120°F) to make the removal easier. Apply an anti-seize compound, part num 5613695 to the thread of a reused sensor because new service sensors are pre-coated. Start by lifting and supporting the vehicle. Remove the heated O2 electrical connector and unhook the rear O2 sensor. For installation, tighten the new heated oxygen sensor (HO2S) at 41 N.m (30 lb ft) then reconnect the electrical connector, making sure that it be under the harness heat cover to avoid damage. Finally, lower the vehicle.

OEM Cadillac Oxygen Sensor

Oxygen O2 Sensor

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103 Oxygen Sensors found

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Cadillac Oxygen Sensor Part Number: 12562943
$62.29 MSRP: $126.52
You Save: $64.23 (51%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
Fits the following Cadillac Models:
- Escalade | 2002 | Base | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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Cadillac Oxygen Sensor Part Number: 12580466
$68.95 MSRP: $140.05
You Save: $71.10 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 1); Front Oxygen Sensor; Sensor, Computer Control Sensors
Fits the following Cadillac Models:
- CTS | 2006-2007 | Base, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 6.0 L GAS
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Cadillac Oxygen Sensor Part Number: 12616201
$94.70 MSRP: $192.34
You Save: $97.64 (51%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 1); Front Oxygen Sensor; Sensor, Computer Control Sensors
Fits the following Cadillac Models:
- CTS | 2010-2011 | Base, Luxury, Performance, Premium | 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L GAS
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Cadillac Oxygen Sensor Part Number: 12643708
$38.86 MSRP: $78.92
You Save: $40.06 (51%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Lower Oxygen Sensor
Fits the following Cadillac Models:
- CTS | 2016 | V | 8 Cyl 6.2 L GAS
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Cadillac Oxygen Sensor Part Number: 19178961
$61.43 MSRP: $124.77
You Save: $63.34 (51%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 25315809
Fits the following Cadillac Models:
- Escalade | 2002 | Base | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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Cadillac Oxygen Sensor Part Number: 12596327
$132.76 MSRP: $269.65
You Save: $136.89 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Wideband Air/Fuel Sensor; Air / Fuel Ratio Sensor; Air/Fuel Sensor; Front Oxygen Sensor
Fits the following Cadillac Models:
- CTS | 2005-2009 | Base | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS
- SRX | 2006 | Base | 6 Cyl 3.6 L GAS
- STS | 2005-2007 | Base | 6 Cyl 3.6 L GAS, 8 Cyl 4.6 L GAS
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Cadillac Oxygen Sensor Part Number: 12648137
$45.43 MSRP: $92.28
You Save: $46.85 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Upper Oxygen Sensor
Fits the following Cadillac Models:
- CT5 | 2020-2024 | Premium Luxury, V | 6 Cyl 3.0 L GAS
- CT6 | 2016-2019 | Luxury, Platinum, Premium Luxury, Sport | 6 Cyl 3.0 L GAS
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Cadillac Oxygen Sensor Part Number: 12645561
$48.59 MSRP: $98.70
You Save: $50.11 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Upper Oxygen Sensor
Fits the following Cadillac Models:
- ATS | 2013-2016 | Base, Luxury, Performance, Premium | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
- CTS | 2014-2016 | Base, Luxury, Performance, Premium | 4 Cyl 2.0 L GAS
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Cadillac Upper Oxygen Sensor Part Number: 55584585
$110.95 MSRP: $225.36
You Save: $114.41 (51%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 1); Oxygen Sensor; Sensor, Computer Control Sensors
- Replaces: 55569903
Fits the following Cadillac Models:
- ELR | 2014-2016 | Base | 4 Cyl 1.4 L PLUG-IN HYBRID EV-GAS (PHEV)
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Cadillac Oxygen Sensor Part Number: 19178930
$66.41 MSRP: $134.88
You Save: $68.47 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Front Oxygen Sensor
- Replaces: 25312184, 25165313, 25171579
Fits the following Cadillac Models:
- Fleetwood | 1994-1996 | Base, Brougham | 8 Cyl 5.7 L GAS
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Cadillac Oxygen Sensor Part Number: 24402860
$74.85 MSRP: $152.02
You Save: $77.17 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
Fits the following Cadillac Models:
- CTS | 2003-2004 | Base, Luxury, Luxury Sport | 6 Cyl 3.2 L GAS
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Cadillac Oxygen Sensor Part Number: 12597449
$85.39 MSRP: $173.44
You Save: $88.05 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor
Fits the following Cadillac Models:
- CTS | 2008-2009 | Base, V | 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
- SRX | 2007-2009 | Base | 6 Cyl 3.6 L GAS
- STS | 2007-2009 | Base, Platinum | 6 Cyl 3.6 L GAS
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Cadillac Oxygen Sensor Part Number: 12616203
$97.69 MSRP: $198.42
You Save: $100.73 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 2); Rear Oxygen Sensor; Sensor, Computer Control Sensors
Fits the following Cadillac Models:
- CTS | 2010-2012 | Base, Luxury, Performance, Premium, V | 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
- STS | 2010-2011 | Base | 6 Cyl 3.6 L GAS
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Cadillac Oxygen Sensor Part Number: 12565397
$67.75 MSRP: $137.61
You Save: $69.86 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 12563346
Fits the following Cadillac Models:
- Escalade | 2002 | Base | 8 Cyl 6.0 L GAS
- Escalade EXT | 2002 | Base | 8 Cyl 6.0 L GAS
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Cadillac Oxygen Sensor Part Number: 12679686
$79.50 MSRP: $141.96
You Save: $62.46 (44%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 1 Se; Lower Oxygen Sensor; Sensor, Computer Control Sensors
Fits the following Cadillac Models:
- CT6 | 2019-2020 | Platinum, V | 8 Cyl 4.2 L GAS
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Cadillac Oxygen Sensor Part Number: 5613719
$52.82 MSRP: $164.76
You Save: $111.94 (68%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Sensor Assembly, Oxygen; Sensor
- Replaced by: 19211435
Fits the following Cadillac Models:
- Brougham | 1987 | Base, d'Elegance | 8 Cyl 5.0 L GAS
- Cimarron | 1984-1987 | Base, d'Oro | 4 Cyl 2.0 L GAS, 6 Cyl 2.8 L GAS
- DeVille | 1985-1987 | Base, Cabriolet, d'Elegance, Touring | 8 Cyl 4.1 L GAS
- Eldorado | 1984 | Base, Biarritz, Cabriolet, Touring | 8 Cyl 4.1 L GAS, 8 Cyl 5.7 L DIESEL
- Fleetwood | 1984-1987 | 60 Special, 75, 75 Formal, Base, Brougham, Brougham d'Elegance, d'Elegance, Formal | 8 Cyl 4.1 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL, 8 Cyl 6.0 L GAS
- Seville | 1984 | Base, Elegante | 8 Cyl 4.1 L GAS, 8 Cyl 5.7 L DIESEL
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Cadillac Oxygen Sensor Part Number: 19178939
$50.91 MSRP: $143.32
You Save: $92.41 (65%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Replaces: 25132086, 25165311, 25312178
Fits the following Cadillac Models:
- Allante | 1993 | Base, Indianapolis 500 Pace Car, Value Leader | 8 Cyl 4.6 L GAS
- DeVille | 1994-1995 | Base | 8 Cyl 4.9 L GAS
- Eldorado | 1993-1995 | Base, ETC, Sport, Touring | 8 Cyl 4.6 L GAS
- Seville | 1993-1995 | SLS, STS | 8 Cyl 4.6 L GAS
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Cadillac Heated Oxygen Sensor Assembly Part Number: 19355306
$62.07 MSRP: $126.08
You Save: $64.01 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Oxygen Sensor; Sensor, Computer Control Sensors
- Replaces: 19178116, 25163080, 25312201
Fits the following Cadillac Models:
- Escalade | 2002, 1999-2000 | Base | 8 Cyl 5.3 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS
- Escalade EXT | 2002 | Base | 8 Cyl 6.0 L GAS
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Cadillac Oxygen Sensor Part Number: 12598296
$9.41 MSRP: $17.69
You Save: $8.28 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 1); Sensor, Computer Control Sensors
Fits the following Cadillac Models:
- XLR | 2006-2009 | Base, Platinum, V | 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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Cadillac Oxygen Sensor Part Number: 12610969
$93.70 MSRP: $175.98
You Save: $82.28 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 2); Rear Oxygen Sensor; Sensor, Computer Control Sensors
Fits the following Cadillac Models:
- SRX | 2007-2009 | Base | 8 Cyl 4.6 L GAS
- STS | 2007-2010 | Base, Platinum | 8 Cyl 4.6 L GAS

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Cadillac Oxygen Sensor

Want to cut long-term maintenance and repair costs? Choose OEM Oxygen Sensor. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Cadillac parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Cadillac Oxygen Sensor includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

Cadillac Oxygen Sensor Parts Questions & Experts Answers

Oxygen Sensor
12562943
Q: How to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 on Cadillac Escalade?
A:
Maintenance of the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 starts by elevating the vehicle. Unplug the HO2S connector before using the Oxygen Sensor Wrench (J 39194-B) to remove the HO2S. Before installing the sensor threads require an application of anti-seize compound GM P/N 5613695 consisting of liquid graphite and glass beads based on necessity. Use the Oxygen Sensor Wrench (J 39194-B) to install the HO2S and torque it to 42 N.m (31 lb ft). Lower down the vehicle before connecting the HO2S harness connector.
Oxygen Sensor
12575657
Q: How to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 on Cadillac CTS?
A:
In order to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1, first remove the left side air inlet panel. Make sure the HO2S and the O2S are treated gently while maintaining the in-line electric connector and the louvered end clean of grease, dirt, contaminations, and never use in cleaning solvents. It should be noted that Bank 2 here means left bank and the removal is easier when the institution temperature will be more than 48°C (120°F. Unplug the HO2S connector and pull it out from the wiring harness bracket. Lift and hold the vehicle as you take out the HO2S. For installation, it is also required to apply anti-seize compound P/N 5613695, or an equal one to the threads of the used sensor, as new sensors which have to be used should already have this compound applied to it. Mount the HO2S and tighten it to 40 Nm (30 lb ft). Lower the vehicle then; Connect the HO2S electrical connector to the wiring harness bracket; Connect the said. Lastly, replace the left side air inlet panel.
Oxygen Sensor
12598296
Q: How to Replace the Heated Oxygen Sensor (Bank 1 Sensor 2) on Cadillac XLR?
A:
In order to replace the Heated Oxygen Sensor (Bank 1 Sensor 2), one should be ensuring that the engine temperature is higher than 48°C (120°F) to make the removal easier. Apply an anti-seize compound, part num 5613695 to the thread of a reused sensor because new service sensors are pre-coated. Start by lifting and supporting the vehicle. Remove the heated O2 electrical connector and unhook the rear O2 sensor. For installation, tighten the new heated oxygen sensor (HO2S) at 41 N.m (30 lb ft) then reconnect the electrical connector, making sure that it be under the harness heat cover to avoid damage. Finally, lower the vehicle.