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Cadillac 12478088 Seal,Transfer Case Oil Pump Suction Pipe

2002-2005 Cadillac Escalade

Customer Questions & Expert Answers (3)
12478088 GM Seal,Transfer Case Oil Pump Suction Pipe Illustration 1 of 1
  • Part Description
    SEAL, Transfer Case
  • Manufacturer
    General Motors
Make sure this part fits
$7.89 MSRP: $12.15
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Due to manufacturer supply shortage, this item isn't currently available for ordering.

  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Cadillac
    Manufacturer Part Number12478088
    Part DescriptionSEAL, Transfer Case
    Item Dimensions1.1 x 1.1 x 0.2 inches
    Item Weight0.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12478088
    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
    2002-2005 Cadillac Escalade8 Cyl 5.3L, 8 Cyl 6.0L1/2 TON, 3/4 TON, EXT 1/2 TON, EXT 3/4 TON, YUKON/DENALI/ESCALADE
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12478088 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What is the first step to remove and replace the Transfer Case Seal and output shaft seal on the 2007 Chevrolet Silverado? Posted by Beto L.
    A:
    The first step is to raise the vehicle and support it securely on jackstands. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Sep 10, 2025
    Q:
    What is the final step in the process for the 2007 GMC Sierra regarding the Transfer Case Seal? Posted by Danilla D.
    A:
    The final step is to reassemble the vehicle in the reverse order of removal. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Julian / Feb 12, 2022

Genuine GM Part 12478088, the Right Choice

To ensure reliability, purchase GM part # 12478088 Seal,Transfer Case Oil Pump Suction Pipe. It is sometimes referred to as Cadillac Transfer Case Seal. 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 Cadillac Escalade models.

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