How to replace the engine oil pressure switch on Buick LaCrosse?

Start the Engine Oil Pressure Sensor or Switch replacement by turning off the ignition and disconnecting the sensor's electrical connector. The sensor requires its electrical connector to be disconnected first followed by sensor removal. You should install the oil pressure sensor but ensure you tighten it to 20 N.m (15 lb ft). The installation process finishes by connecting the oil pressure sensor electrical connector.

OEM Buick LaCrosse Oil Pressure Switch

Oil Pressure Sender Switch

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8 Oil Pressure Switches found

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Buick LaCrosse Pressure Switch Part Number: 12674782
$33.56 MSRP: $57.14
You Save: $23.58 (42%)
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Product Specifications
- Other Name: Sensor Assembly-Engine Oil Pressure; Pressure Sensor/Switch; Pressure Sensor; Oil Pressure Sending Unit; Sensor, Engine Oil Pressure/Temperature
- Replaces: 12621649, 12621659, 12570798
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Buick LaCrosse | CXS | 6 Cyl 3.6 L GAS
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Buick LaCrosse Oil Pressure Sensor Part Number: 12677836
$53.05 MSRP: $91.11
You Save: $38.06 (42%)
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Product Specifications
- Other Name: Sensor Assembly-Engine Oil Pressure; Engine Oil Pressure Switch; Oil Pressure Switch; Oil Pressure Sending Unit; Sensor, Engine Oil Pressure/Temperature
- Replaces: 12562230, 12614969, 12559780, 12556117, 12573107, 12616646
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008 Buick LaCrosse | Super | 8 Cyl 5.3 L GAS
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Buick LaCrosse Oil Pressure Sensor Part Number: 12673134
$55.41 MSRP: $94.33
You Save: $38.92 (42%)
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Product Specifications
- Other Name: Sensor Assembly-Engine Oil Pressure; Engine Oil Pressure Switch; Oil Pressure Switch; Oil Pressure Sending Unit; Sensor, Engine Oil Pressure/Temperature
- Replaces: 12621234, 12596951
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2019, 2009 Buick LaCrosse | Avenir, Essence, Preferred, Premium, Sport Touring, Super | 6 Cyl 3.6 L GAS, 8 Cyl 5.3 L GAS
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Buick LaCrosse Pressure Switch Part Number: 12575008
$37.26 MSRP: $61.39
You Save: $24.13 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch Assembly-Engine Oil Pressure Indicator; Engine Oil Pressure Switch; Oil Pressure Sensor; Oil Pressure Switch; Oil Pressure Sending Unit; Switch; Switch, Engine Oil Pressure/Temperature
- Replaced by: 19436257
- Replaces: 24505975
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Buick LaCrosse | CX, CXL | 6 Cyl 3.8 L GAS
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Buick LaCrosse Oil Pressure Sensor Part Number: 55488247
$25.26 MSRP: $41.61
You Save: $16.35 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor Assembly-Engine Oil Pressure; Pressure Sensor; Oil Switch; Oil Level Sensor; Dipstick; Pressure Sensor; Oil Pressure Sending Unit; Sensor, Engine Oil Pressure/Temperature
- Replaced by: 12727099
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017 Buick LaCrosse | Base, Essence, Preferred, Premium | 6 Cyl 3.6 L GAS
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Buick LaCrosse Pressure Switch Part Number: 12635957
$48.31 MSRP: $82.24
You Save: $33.93 (42%)
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Product Specifications
- Other Name: Switch, Engine Oil Pressure/Temperature; Oil Pressure Gauge Switch; Sensor; Switch; Pressure Sensor; Oil Pressure Sending Unit; Switch
- Replaced by: 19436253
- Replaces: 12611588, 12570964, 12590793, 12579946
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016, 2008 Buick LaCrosse | Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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Buick LaCrosse Pressure Switch, Green Line Part Number: 12635992
$17.69 MSRP: $29.14
You Save: $11.45 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch, Engine Oil Pressure/Temperature; Oil Pressure Sensor; Oil Pressure Switch; Oil Pressure Sending Unit
- Replaced by: 19436255
- Replaces: 12610185, 24577642
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, Leather, Premium | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick LaCrosse Oil Pressure Sensor Part Number: 25202591
$63.57 MSRP: $108.23
You Save: $44.66 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Engine Oil Pressure; Oil Pressure Switch; Oil Pressure Sending Unit; Sensor, Engine Oil Pressure/Temperature
- Replaces: 12661808, 12659289, 12630433
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2019 Buick LaCrosse | Base, Essence, Preferred, Premium | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV)

Buick LaCrosse Oil Pressure Switch

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Buick LaCrosse Oil Pressure Switch is one of the essential part that highlights the Buick vehicle's steadiness and power. This switch is to check oil pressure, which if is too low or too high, informs the driver, to ensure the wheels do not seize on the engine. Since the Buick LaCrosse came into the market in 2004, it has been using different Oil Pressure Switches in its models and it is famously known for being both luxurious and efficient. The LaCrosse thereby incorporates in every model the evolving mechanisms that would in one way or the other help to improve the functionality and safety of the facility. The Oil Pressure Switch, besides providing durability to a car's engine, is also instrumental in the handling of the car thereby keeping the Buick LaCrosse line reliable. Fortunately, in the second generation that has been released in 2010, new characteristics such as the eAssist hybrid system became the trademark of Buick LaCrosse that targets a younger generation and embraces the concerns of the global eco-crisis. The Oil Pressure Switch plays a significant role in this performance by maintaining a proper regulation of the engine's operations. In addition, it proudly offers such standard safety features as several airbags that in addition to the reliable Oil Pressure Switch add to the vehicle's safety. In conclusion, the Buick LaCrosse Oil Pressure Switch can be said to be the true definition of the brand in as much as it can be considered a quality product whose replacement would be great if one is aiming at having the premier car with the premier performance and free from any worry on the road.

Buick LaCrosse Oil Pressure Switch Parts and Q&A

Pressure Switch
12575008
Q: How to replace the engine oil pressure switch on Buick LaCrosse?
A:
Start the Engine Oil Pressure Sensor or Switch replacement by turning off the ignition and disconnecting the sensor's electrical connector. The sensor requires its electrical connector to be disconnected first followed by sensor removal. You should install the oil pressure sensor but ensure you tighten it to 20 N.m (15 lb ft). The installation process finishes by connecting the oil pressure sensor electrical connector.