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Buick 25872392 Low Pressure Cutoff Switch

2017-2024 Buick

Customer Questions & Expert Answers (3)
25872392 GM Low Pressure Cutoff Switch Product Photo 1 of 1
  • Part Description
    Core Assembly, A/C Refrigerant Low Pressure Service Valve
  • Manufacturer
    General Motors
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  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number25872392
    Part DescriptionLow Pressure Cutoff Switch; Core Assembly, A/C Refrigerant Low Pressure Service Valve
    Item Dimensions1.3 x 0.7 x 0.3 inches
    Item Weight0.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU25872392
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2018-2024 Buick Enclave6 Cyl 3.6LBASE EXTENDED 4 DOOR SUV, PREMIUM 1 EXTENDED 4 DOOR SUV, PREMIUM 2 EXTENDED 4 DOOR SUV
    2020-2024 Buick Encore GX3 Cyl 1.2L, 3 Cyl 1.3L4 DOOR EXT, 4 DOOR EXT , 4DOOR EXT , GX LEVEL IV 4 DOOR EXT, LEVEL II 4 DOOR EXTENDED, LEVEL II 4 DOOR MPV, LEVEL II 4 DOOR SUV, LEVEL III 4 DOOR EXTENDED, LEVEL III 4 DOOR MPV, LEVEL III 4 DOOR SUV, LEVEL IV 4 DOOR EXTENDED, LEVEL IV 4 DOOR MPV, LEVEL IV 4 DOOR SUV
    2021-2024 Buick Envision4 Cyl 2.0L1SC 4 DOOR SUV, 1SL 4 DOOR SUV, 1SL 4 DOOR SUV , 1SN 4 DOOR SUV , 1SV 4 DOOR SUV
    2024 Buick Envista3 Cyl 1.2LLEVEL 1 4 DOOR EXTENDED, LEVEL II 4 DOOR EXTENDED, LEVEL III 4 DOOR EXTENDED
    2017-2019 Buick LaCrosse4 Cyl 2.5L, 6 Cyl 3.6L4 DOOR CX EXT NOTCHBACK, 4 DOOR CXL EXT NOTCHBACK, 4 DOOR CXS EXT NOTCHBACK
    2018-2020 Buick Regal4 Cyl 2.0L, 6 Cyl 3.6L1SC 4 DOOR HATCHBACK, 1SL 4 DOOR HATCHBACK, 1SL 4 DOOR STATION WAGON, 1SX 4 DOOR HATCHBACK, BASE 4 DOOR HATCHBACK, BASE 4 DOOR STATION WAGON
  • Customer Questions & Expert Answers

    Q:
    I would like to confirm if this is the correct part number for my vehicle. Please advise. Thank you.
    A:
    You can Select Your Vehicle to check if 25872392 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    How do you remove the HVAC Pressure Switch for the 2011 GMC Sierra? Posted by Xiao H.
    A:
    Unplug the electrical connector from the sensor near the air conditioning compressor and then remove the sensor from the air conditioning line fitting while holding the fitting using an open-end wrench to prevent deforming the pressure line. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Sep 10, 2025
    Q:
    Where is the HVAC Pressure Switch located on the 2016 Chevrolet Cruze? Posted by Autumn W.
    A:
    The pressure sensor is located at the bottom-right corner of the condenser and mounted to the refrigerant lines. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Oct 03, 2024

Genuine GM Part 25872392, the Right Choice

To ensure reliability, purchase GM part # 25872392 Low Pressure Cutoff Switch. It is sometimes referred to as Buick HVAC Pressure Switch, Buick A/C System Valve Core. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick Enclave, LaCrosse, Regal models.

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