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GM 12633784 Injector

2011-2017 GM

Customer Questions & Expert Answers (4)
12633784 GM Injector Product Photo 1 of 6
  • Part Description
    Injector, Fuel Injection
  • Manufacturer
    General Motors
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12633784
    Part DescriptionInjector; Injector, Fuel Injection
    Item Dimensions4.9 x 4.3 x 3.4 inches
    Item Weight1.00 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity4
    ManufacturerGeneral Motors
    SKU12633784
    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
    2011-2015 Buick Allure4 Cyl 2.4LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN
    2011-2016 Buick LaCrosse4 Cyl 2.4LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN
    2011-2017 Buick Regal4 Cyl 2.4LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN
    2012-2017 Buick Verano4 Cyl 2.4LCX 4 DOOR NOTCHBACK, CXL 4 DOOR NOTCHBACK
    2012-2015 Chevrolet Captiva Sport4 Cyl 2.4LSPORT LS FWD, SPORT LT FWD
    2011-2017 Chevrolet Equinox4 Cyl 2.4LLS SUV, LT SUV, LTZ SUV
    2014 Chevrolet Impala4 Cyl 2.4LLS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK
    2013-2014 Chevrolet Malibu4 Cyl 2.4LLT 4 DOOR NOTCHBACK
    2012-2014 Chevrolet Orlando4 Cyl 2.4LLS 4 DOOR HIGH ROOF WAGON, LT 4 DOOR HIGH ROOF WAGON, LTZ 4 DOOR HIGH ROOF WAGON
    2011-2017 GMC Terrain4 Cyl 2.4LSLE1 SUV, SLE2 SUV, SLT SUV
  • 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 12633784 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How should the new upper and lower o-rings be installed on the Fuel Injectors of the 2011 GMC Terrain? Posted by Dondra S.
    A:
    For installation, coat the new upper o-rings with clean engine oil and slide them into place on each injector. Coat the new lower o-rings with clean engine oil and install them on the lower ends of the injectors. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Sep 03, 2025
    Q:
    What are the initial steps to remove the SL engine and Fuel Injector of the 2013 Chevrolet Malibu? Posted by Louie A.
    A:
    The initial steps to remove the SL engine are relieving the fuel system pressure and disconnecting the battery. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Nov 28, 2025
    Q:
    How many injectors come in an order? Posted by Ilya M.
    A:
    This is one injector per order
    Answered by GM Parts Specialist Ed / Feb 24, 2021

Genuine GM Part 12633784, the Right Choice

To ensure reliability, purchase GM part # 12633784 Injector. It is sometimes referred to as GM Fuel Injector. 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 Allure, LaCrosse, Regal models. It fits Chevrolet Equinox, Impala, Malibu. It also fits GMC Terrain.

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