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Buick 22816159 Expansion Valve

2013-2017 Buick Enclave

Customer Questions & Expert Answers (3)
22816159 GM Expansion Valve Illustration 1 of 1
  • Part Description
    Valve, A/C Evaporator
  • Manufacturer
    General Motors
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number22816159
    Part DescriptionExpansion Valve; Valve, A/C Evaporator
    Item Dimensions5.0 x 4.4 x 4.5 inches
    Item Weight0.80 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU22816159
    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
    2013-2017 Buick Enclave6 Cyl 3.6LSPORT UTILITY VEHICLE 2WD, SPORT UTILITY VEHICLE AWD
  • 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 22816159 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    What are the different methods for converting high-pressure liquid refrigerant to lower-pressure vapor in air conditioning systems, including the use of an A/C Expansion Valve, for the 2014 Chevrolet Traverse? Posted by Baltazar L.
    A:
    One common approach is to use a controlled orifice, while another method is to use a thermostatic expansion valve (TXV). You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Apr 03, 2026
    Q:
    What are the different methods for converting high-pressure liquid refrigerant to lower-pressure vapor in air conditioning systems, including the use of an A/C Expansion Valve, for the 2017 GMC Acadia? Posted by Guilherme L.
    A:
    One common approach is to use a controlled orifice, while another method is to use a thermostatic expansion valve (TXV). You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Dec 14, 2025

Genuine GM Part 22816159, the Right Choice

To ensure reliability, purchase GM part # 22816159 Expansion Valve. It is sometimes referred to as Buick A/C Expansion Valve. 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 models.

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