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Buick 8684691 Pump Assembly

1993-1994 Buick Century

Customer Questions & Expert Answers (3)
8684691 GM Pump Assembly Illustration 1 of 1
  • Part Description
    PUMP, Transmission Oil Pump
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number8684691
    Part DescriptionPUMP, Transmission Oil Pump
    Item Dimensions10.8 x 10.5 x 3.6 inches
    Item Weight17.20 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU8684691
    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
    1993-1994 Buick Century4 Cyl 2.2LCUSTOM, CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 4 DOOR, SPECIAL 4 DOOR, SPECIAL STATION WAGON
  • Customer Questions & Expert Answers

    Q:
    Do these parts fit my vehicle?
    A:
    You can Select Your Vehicle to check if 8684691 fits your vehicle.
    Posted and answered by GM Parts Specialist Raul
    Q:
    How can you check the flatness of the Oil Pump cover face for the 1994 Oldsmobile Cutlass? Posted by Kristi F.
    A:
    Use a straightedge and feeler gauge to check the flatness of the oil pump cover face. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Jun 13, 2025
    Q:
    How should the Oil Pump and its components be removed from the engine block for the 1994 Oldsmobile Cutlass? Posted by Marina B.
    A:
    The oil pump, along with its pickup tube and screen, should be taken out as a single unit from the engine block. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jose / Aug 13, 2024

Genuine GM Part 8684691, the Right Choice

To ensure reliability, purchase GM part # 8684691 Pump Assembly. It is sometimes referred to as Buick Oil Pump. 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 Century models.

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