How to replace the Heated Oxygen Sensor 2 on 2008 Buick LaCrosse?

When replacing the heated Oxygen Sensor 2 start by elevating and supporting the vehicle. Detach the heated Oxygen Sensor (HO2S) electrical connector with caution because rough handling might damage the Exhaust Manifold/pipe threads. A cold engine temperature at or below 48°c (120°F) makes the Oxygen Sensor challenging to uninstall. Handle the ho2s with care when removal because contact with contaminants or damage requires extra attention. When installing new ho2s please apply anti-seize compound part number 5613695 and its equivalent to the threads while tightening the sensor to a range of 2 to 42 n.m (31 lb ft). The installation procedure ends with connecting the electrical connector followed by lowering the vehicle.

OEM 2008 Buick LaCrosse Oxygen Sensor

Oxygen O2 Sensor

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7 Oxygen Sensors found

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2008 Buick LaCrosse Oxygen Sensor
Part Number: 19209817
$81.40 MSRP: $165.32
You Save: $83.92 (51%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Rear Oxygen Sensor
- Replaces: 12616672
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.2 x 3.1 x 3.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19209817
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2008 Buick LaCrosse Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2008 Buick LaCrosse Oxygen Sensor
Part Number: 12580466
$67.60 MSRP: $137.31
You Save: $69.71 (51%)
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 1); Front Oxygen Sensor; Sensor, Computer Control Sensors
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.5 x 3.1 x 3.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12580466
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2008 Buick LaCrosse Submodels:
- Super | 8 Cyl 5.3 L GAS
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2008 Buick LaCrosse Oxygen Sensor
Part Number: 19209814
$59.22 MSRP: $120.28
You Save: $61.06 (51%)
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Product Specifications
- Other Name: Sensor Assembly, Heated Oxygen (Position 1); Front Oxygen Sensor; Sensor, Computer Control Sensors
- Replaces: 12574218
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.2 x 3.2 x 3.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19209814
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick LaCrosse Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2008 Buick LaCrosse Oxygen Sensor
Part Number: 12587096
$93.48 MSRP: $189.85
You Save: $96.37 (51%)
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Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 1); Wideband Air/Fuel Sensor; Air / Fuel Ratio Sensor; Air/Fuel Sensor; Front Oxygen Sensor; Sensor, Computer Control Sensors
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.3 x 3.1 x 3.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12587096
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick LaCrosse Submodels:
- CXS | 6 Cyl 3.6 L GAS
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2008 Buick LaCrosse Oxygen Sensor
Part Number: 12615124
$94.52 MSRP: $191.98
You Save: $97.46 (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
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.2 x 3.0 x 3.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12615124
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick LaCrosse Submodels:
- Super | 8 Cyl 5.3 L GAS
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2008 Buick LaCrosse Oxygen Sensor
Part Number: 12597878
$50.56 MSRP: $102.72
You Save: $52.16 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 1); Front Oxygen Sensor; Sensor, Computer Control Sensors
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.1 x 3.1 x 3.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12597878
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick LaCrosse Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
View related parts
2008 Buick LaCrosse Oxygen Sensor
Part Number: 12584050
$49.06 MSRP: $88.81
You Save: $39.75 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Heated Oxygen (Position 2); Rear Oxygen Sensor; Front Oxygen Sensor; Sensor, Computer Control Sensors
- Replaces: 12603139
- Item Weight: 0.50 Pounds
- Item Dimensions: 7.4 x 2.0 x 2.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12584050
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick LaCrosse Submodels:
- CXS | 6 Cyl 3.6 L GAS

2008 Buick LaCrosse Oxygen Sensor

With a comprehensive array of OEM 2008 Buick LaCrosse Oxygen Sensor, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2008 Buick LaCrosse 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.

2008 Buick LaCrosse Parts Questions & Experts Answers

Q: How to replace the Heated Oxygen Sensor 2 on 2008 Buick LaCrosse?
A: When replacing the heated Oxygen Sensor 2 start by elevating and supporting the vehicle. Detach the heated Oxygen Sensor (HO2S) electrical connector with caution because rough handling might damage the Exhaust Manifold/pipe threads. A cold engine temperature at or below 48°c (120°F) makes the Oxygen Sensor challenging to uninstall. Handle the ho2s with care when removal because contact with contaminants or damage requires extra attention. When installing new ho2s please apply anti-seize compound part number 5613695 and its equivalent to the threads while tightening the sensor to a range of 2 to 42 n.m (31 lb ft). The installation procedure ends with connecting the electrical connector followed by lowering the vehicle.

Related 2008 Buick LaCrosse Parts

Alternate Year Models

2007 Buick LaCrosse Oxygen Sensor 2009 Buick LaCrosse Oxygen Sensor