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Hummer 8654382 Transmission Case

2003-2010 Hummer

Customer Questions & Expert Answers (3)
8654382 GM Transmission Case Product Photo 1 of 1
  • Part Description
    Plug, Automatic Transmission Fluid Pressure Test Hole
  • Manufacturer
    General Motors
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Hummer
    Manufacturer Part Number8654382
    Part DescriptionTransmission Case; Plug, Automatic Transmission Fluid Pressure Test Hole
    Item Dimensions1.4 x 1.0 x 0.5 inches
    Item Weight0.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU8654382
    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
    2003-2009 Hummer H28 Cyl 6.0L, 8 Cyl 6.2L, 8 Cyl 6.2L FlexH2 HUMMER, PICKUP, SUV
    2006-2010 Hummer H35 Cyl 3.5L, 5 Cyl 3.7L, 8 Cyl 5.3LCREW CAB, SUV
    2009-2010 Hummer H3T5 Cyl 3.7L, 8 Cyl 5.3LCREW CAB, SUV
  • Customer Questions & Expert Answers

    Q:
    Do these parts fit my vehicle?
    A:
    You can Select Your Vehicle to check if 8654382 fits your vehicle.
    Posted and answered by GM Parts Specialist Raul
    Q:
    Does it come with a gasket? Posted by Verified Customer / 2022 Chevrolet Blazer
    A:
    NO GASKET NEEDED PER GM......
    Answered by GM Parts Specialist Henry / Sep 05, 2025
    Q:
    Transmission drain plug - Is there a gasket needed or will this come with, Thanks. Posted by Verified Customer / 2013 Chevrolet Malibu
    A:
    COMES WITH PLUG
    Answered by GM Parts Specialist Raul / Apr 14, 2022

Genuine GM Part 8654382, the Right Choice

To ensure reliability, purchase GM part # 8654382 Transmission Case. It is sometimes referred to as Hummer Drain Plug. 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 Hummer H2, H3, H3T models.

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