Make sure this part fits

GM 12363188 Pump Asm,Oil

1987-1994 GM

Customer Questions & Expert Answers (3)
12363188 GM Pump Asm,Oil Illustration 1 of 1
  • Part Description
    PUMP, Engine Oil Pump
  • Replaces
    24571299
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12363188
    Part DescriptionPUMP, Engine Oil Pump
    Other NamesOil Pump
    Item Dimensions8.7 x 8.4 x 4.5 inches
    Item Weight3.20 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces24571299
    ManufacturerGeneral Motors
    SKU12363188
    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
    1988-1994 Buick Skylark4 Cyl 2.3L2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, GRAN SPORT 2 DOOR, GRAN SPORT 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR, LUXURY EDITION 4 DOOR, SKYLARK
    1990-1994 Chevrolet Beretta4 Cyl 2.3L2 DOOR, 4 DOOR, 4 DOOR NOTCHBACK, 4 DOOR PLAIN BACK HATCHBACK, LTZ, Z26 2 DOOR
    1990-1994 Chevrolet Corsica2 DOOR, 4 DOOR, 4 DOOR NOTCHBACK, 4 DOOR PLAIN BACK HATCHBACK, LTZ, Z26 2 DOOR
    1992-1994 Oldsmobile Achieva4 Cyl 2.3LS 2 DOOR, S 4 DOOR, SC 2 DOOR, SL 2 DOOR, SL 4 DOOR
    1987-1991 Oldsmobile Calais4 Cyl 2.3L2 DOOR, 4 DOOR, INTERNATIONAL 2 DOOR, INTERNATIONAL 4 DOOR, S 2 DOOR, S 4 DOOR, SL 2 DOOR, SL 4 DOOR, SUPREME 2 DOOR, SUPREME 4 DOOR
    1990-1991 Oldsmobile Cutlass4 Cyl 2.3L2 DOOR, 4 DOOR
    1993-1994 Oldsmobile SilhouetteMPV
    1988-1994 Pontiac Grand Am4 Cyl 2.3L2 DOOR, 4 DOOR, GT 2 DOOR, GT 4 DOOR, LE 2 DOOR, LE 4 DOOR, SE 2 DOOR, SE 4 DOOR
    1990-1991 Pontiac Grand Prix4 Cyl 2.3L2 DOOR, 4 DOOR, GT 2 DOOR, LE 2 DOOR, SE 2 DOOR, SE 4 DOOR, STE 4 DOOR
  • 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 12363188 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How can the Oil Pump drive gear backlash be checked for the 1993 Chevrolet Beretta? Posted by Verified Customer
    A:
    The oil pump drive gear backlash can be checked by mounting a dial indicator on the engine with the indicator stem touching the oil pump driven gear. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Xavier / Jan 23, 2022
    Q:
    How should the Oil Pump be installed for the 1994 Chevrolet Beretta? Posted by Verified Customer
    A:
    To install the pump, the hexagonal driveshaft should be turned so it mates with the oil pump drive. Then, the pump mounting bolt should be installed and tightened. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Jun 09, 2026

Genuine GM Part 12363188, the Right Choice

To ensure reliability, purchase GM part # 12363188 Pump Asm,Oil. It is sometimes referred to as GM 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 Skylark models. It fits Chevrolet Beretta, Corsica. It also fits Oldsmobile Achieva, Cutlass, Silhouette. This also fits Pontiac Grand Am, Grand Prix.

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