Shop 1987 Buick Century Sensor. Oil. Pressure. Engine Oil Pressure Sensor/Switch - Repair or Replace Level, TWIN-TURBO - OEM Buick Part # 55488247 (12635397, 12637356)

Engine Oil Level Sensor. Engine Oil Pressure Switch. Flat Connector. Flat/Oval Connector. Incl.Seal. Includes: Oil Temp Sensor with V8 Gas Engines. Includes: Oil Temperature Sending Unit on 4.2L Engines Only. Location-Valley Pan Cover. Vendor #55488247. Vendor:ACDELCO. Assembly - Engine. Sending Unit. Engine Level. Engine Switch. Included with: Adapter, Cooler Assembly, Oil filter housing.

Engine Oil Pressure SwitchEngine Oil Level Sensor

Engine Oil Pressure Sensor/Switch - Repair or Replace
The oil pressure switch or oil pressure sensor in your communicates with your engine’s computer to turn on the oil light if the oil pressure is low. In some cases, they can fail as a result of an oil leak and must be replaced to prevent catastrophic engine damage.