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

Before replacing the engine oil pressure sensor or switch, raise and support the vehicle first. Pull the electrical connector from the engine oil pressure switch and unscrew the switch from the oil filter adapter with the J 417120 Oil Pressure Switch Socket (J 41712). Place the new engine oil pressure switch using the J 41712 to attach it to the oil filter adapter, so that it is tightened to 16 Nm (12 ft. lbs.). After installing, reconnect the electrical connector to the engine oil pressure switch, depress the vehicle, and check for oil leaks after switching on the engine. Finally, Keep the engine oil level to full mark.

OEM Buick LeSabre Oil Pressure Switch

Oil Pressure Sender Switch

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9 Oil Pressure Switches found

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Buick LeSabre Oil Pressure Sensor
Part Number: 19244519
$22.31 MSRP: $41.64
You Save: $19.33 (47%)
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Product Specifications
- Other Name: Sensor, Fuel Pump Pressure; Oil Pressure Switch; Oil Pressure Sending Unit; Switch; Sensor, Engine Oil Pressure/Temperature
- Replaces: 25627057, 25605389
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1999 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Oil Pressure Sending Unit
Part Number: 12677837
$57.71 MSRP: $103.06
You Save: $45.35 (44%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Sensor Assembly-Engine Oil Pressure; Oil Pressure Switch; Sensor, Engine Oil Pressure/Temperature
- Replaces: 12584940
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2005 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Oil Pressure Sending Unit
Part Number: 12677838
$61.30 MSRP: $96.02
You Save: $34.72 (37%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Engine Oil Pressure; Oil Pressure Switch; Sensor, Engine Oil Pressure/Temperature
- Replaces: 12574309, 12569322
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2003 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Oil Pressure Switch
Part Number: 19244517
$29.55 MSRP: $48.68
You Save: $19.13 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch Assembly, Fuel Pump & Engine Oil Pressure Indicator; Oil Pressure Sensor; Oil Pressure Sending Unit; Switch; Switch, Engine Oil Pressure/Temperature; Switch, Fuel Pump Pressure
- Replaces: 25037044, 25037205
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987 Buick LeSabre | Base, Custom, Limited, T-Type | 6 Cyl 3.8 L GAS
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Buick LeSabre Oil Pressure Switch
Part Number: 19244518
$21.40 MSRP: $38.22
You Save: $16.82 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Switch Assembly, Fuel Pump & Engine Oil Pressure Indicator; Oil Pressure Sensor; Oil Pressure Sending Unit; Switch, Engine Oil Pressure/Temperature
- Replaces: 25535479
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Oil Pressure Sending Unit
Part Number: 25036555
Product Specifications
- Other Name: Switch; Oil Pressure Switch; Switch, Engine Oil Pressure/Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Buick LeSabre | Collector's Edition, Custom, Limited | 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS
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Buick LeSabre Oil Pressure Sending Unit
Part Number: 10045775
Product Specifications
- Other Name: Sensor, Engine Oil Pressure/Temperature; Oil Pressure Switch; Switch, Engine Oil Pressure/Temperature; Sensor, Fuel Pump Pressure
- Replaced by: 19244934
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986-1987 Buick LeSabre | Base, Custom, Limited, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
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Buick LeSabre Oil Pressure Sending Unit
Part Number: 3815936
Product Specifications
- Other Name: Switch Assembly-Oil Pressure; Oil Pressure Switch; Switch, Engine Oil Pressure/Temperature; Switch, Oil Pressure Or Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1990 Buick LeSabre | Collector's Edition, Custom, Estate Wagon, Limited | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
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Buick LeSabre Oil Pressure Switch
Part Number: 25036378
Product Specifications
- Other Name: Switch; Oil Pressure Sensor; Oil Pressure Sending Unit; Engine Oil Pressure/Temperature Switch Kit; Fuel Pump Pressure
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986 Buick LeSabre | Custom, Limited | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS

Buick LeSabre Oil Pressure Switch

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Buick LeSabre Oil Pressure Switch Parts Questions & Experts Answers

Oil Pressure Sending Unit
12677837
Q: How to replace the engine oil pressure switch on Buick LeSabre?
A: Before replacing the engine oil pressure sensor or switch, raise and support the vehicle first. Pull the electrical connector from the engine oil pressure switch and unscrew the switch from the oil filter adapter with the J 417120 Oil Pressure Switch Socket (J 41712). Place the new engine oil pressure switch using the J 41712 to attach it to the oil filter adapter, so that it is tightened to 16 Nm (12 ft. lbs.). After installing, reconnect the electrical connector to the engine oil pressure switch, depress the vehicle, and check for oil leaks after switching on the engine. Finally, Keep the engine oil level to full mark.

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