How to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 on 2004 Cadillac CTS?

To remove heated Oxygen Sensor (HO2S) bank 2 sensor 1, first, pump up and prop the vehicle. Unplug the connector of the heated Oxygen Sensor from the connector of the engine harness. In fact, if you find it convenient, feel free to remove the Oxygen Sensor with the engine temperature set higher than 48°c (120°F). Here, remove the heated Oxygen Sensor using the Oxygen Sensor wrench (J 39194). In case you will install the new sensor, make sure you use a special anti-seize compound on the threads; gumelastic should be provided with new sensors service sensors; if you are reusing sensors, they must be coated with an anti-seize compound such as GM P/N 5613695 or its equivalent. Mount the heated Oxygen Sensor with the Oxygen Sensor wrench (J 39194), tightening it down to 40 n.m (30 lb ft). Finally, you will have to plug the heated Oxygen Sensor connector to the engine harness connector and lower the vehicle.

OEM 2004 Cadillac CTS Oxygen Sensor

Oxygen O2 Sensor

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8 Oxygen Sensors found

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2004 Cadillac CTS Oxygen Sensor
Part Number: 12590035
$82.97 MSRP: $154.82
You Save: $71.85 (47%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.4 x 3.3 x 3.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 2
- SKU: 12590035
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2004 Cadillac CTS Submodels:
- Base, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS
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2004 Cadillac CTS Oxygen Sensor
Part Number: 12575657
$146.75 MSRP: $298.07
You Save: $151.32 (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
- Item Weight: 0.60 Pounds
- Item Dimensions: 8.4 x 3.4 x 3.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12575657
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- Base, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS
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2004 Cadillac CTS Oxygen Sensor
Part Number: 24402860
$73.38 MSRP: $149.04
You Save: $75.66 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.5 x 3.4 x 3.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 2
- SKU: 24402860
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- Base, Luxury, Luxury Sport | 6 Cyl 3.2 L GAS
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2004 Cadillac CTS Oxygen Sensor
Part Number: 19209808
$72.40 MSRP: $147.04
You Save: $74.64 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor
- Replaces: 12575389, 19256731, 25333812, 12583806, 19210711, 12573168
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.4 x 3.4 x 3.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19209808
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- V | 8 Cyl 5.7 L GAS
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2004 Cadillac CTS Oxygen Sensor
Part Number: 24402859
$28.99 MSRP: $54.44
You Save: $25.45 (47%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.6 x 3.4 x 3.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 24402859
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- Base, Luxury, Luxury Sport | 6 Cyl 3.2 L GAS
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2004 Cadillac CTS Oxygen Sensor
Part Number: 89017722
$82.85 MSRP: $168.29
You Save: $85.44 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor Kit, Oxygen; Sensor, Computer Control Sensors
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.6 x 3.3 x 3.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 2
- SKU: 89017722
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- Base | 6 Cyl 3.6 L GAS
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2004 Cadillac CTS Oxygen Sensor
Part Number: 12573005
Product Specifications
- Other Name: Sensor, Computer Control Sensors
- Item Weight: 0.50 Pounds
- Item Dimensions: 2.3 x 4.0 x 6.2 inches
- Condition: New
- SKU: 12573005
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2004 Cadillac CTS Submodels:
- V | 8 Cyl 5.7 L GAS
View related parts
2004 Cadillac CTS Oxygen Sensor
Part Number: 12587533
Product Specifications
- Other Name: Sensor
- Replaces: 12575658
- Item Weight: 0.50 Pounds
- Item Dimensions: 7.8 x 2.1 x 2.4 inches
- Condition: New
- SKU: 12587533
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- Base | 6 Cyl 3.6 L GAS

2004 Cadillac CTS Oxygen Sensor

With a comprehensive array of OEM 2004 Cadillac CTS Oxygen Sensor, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2004 Cadillac CTS Oxygen Sensor are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2004 Cadillac CTS Parts Questions & Experts Answers

Q: How to replace the Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 on 2004 Cadillac CTS?
A: To remove heated Oxygen Sensor (HO2S) bank 2 sensor 1, first, pump up and prop the vehicle. Unplug the connector of the heated Oxygen Sensor from the connector of the engine harness. In fact, if you find it convenient, feel free to remove the Oxygen Sensor with the engine temperature set higher than 48°c (120°F). Here, remove the heated Oxygen Sensor using the Oxygen Sensor wrench (J 39194). In case you will install the new sensor, make sure you use a special anti-seize compound on the threads; gumelastic should be provided with new sensors service sensors; if you are reusing sensors, they must be coated with an anti-seize compound such as GM P/N 5613695 or its equivalent. Mount the heated Oxygen Sensor with the Oxygen Sensor wrench (J 39194), tightening it down to 40 n.m (30 lb ft). Finally, you will have to plug the heated Oxygen Sensor connector to the engine harness connector and lower the vehicle.

Related 2004 Cadillac CTS Parts

Alternate Year Models

2003 Cadillac CTS Oxygen Sensor 2005 Cadillac CTS Oxygen Sensor