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GMC 25882728 Core Assembly, Auxiliary Heater

2007-2020 GMC Yukon

Customer Questions & Expert Answers (3)
25882728 GM Core Assembly, Auxiliary Heater Illustration 1 of 1
  • Part Description
    CORE, Heater Core
  • Replaces
    15225891
  • Manufacturer
    General Motors
Make sure this part fits
$71.81 MSRP: $148.22
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GMC
    Manufacturer Part Number25882728
    Part DescriptionCORE, Heater Core
    Other NamesHeater Core
    Item Dimensions8.4 x 16.2 x 13.1 inches
    Item Weight3.20 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces15225891
    ManufacturerGeneral Motors
    SKU25882728
    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
    2007-2020 GMC Yukon8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 6.0L Flex, 8 Cyl 6.2L, 8 Cyl 6.2L Flex1/2 TON, 3/4 TON, 4 DOOR, XL 3/4 TON, YUKON XL/DENALI XL/ESCALADE ESV
  • 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 25882728 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    How do you remove the rear (auxiliary) Heater Core of the 2014 Cadillac Escalade? Posted by Stevan A.
    A:
    To remove the rear (auxiliary) heater core, start by removing the right rear quarter trim panel. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Julian / Jan 29, 2023
    Q:
    How should the heating/air conditioning unit, including the Heater Core, be removed from the 2009 Chevrolet Suburban? Posted by Kamran D.
    A:
    The heating/air conditioning unit should be removed by removing fasteners, electrical connectors, and ground straps. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / May 21, 2026

Genuine GM Part 25882728, the Right Choice

To ensure reliability, purchase GM part # 25882728 Core Assembly, Auxiliary Heater. It is sometimes referred to as GMC Heater 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 GMC Yukon models.

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