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Buick 19421172 Injector

2011-2016 Buick

Customer Questions & Expert Answers (3)
19421172 GM Injector
  • Part Description
    Injector, Fuel Injection
  • Replaces
    12636111, 12615399
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number19421172
    Part DescriptionInjector; Injector, Fuel Injection
    ConditionNew
    Replaces12636111, 12615399
    Require Quantity4
    ManufacturerGeneral Motors
    SKU19421172
    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
    2011-2013 Buick Regal4 Cyl 2.0LCXL TURBO 4 DOOR SEDAN, CXS 4 DOOR SEDAN
    2013-2016 Buick Verano4 Cyl 2.0LCXL 4 DOOR NOTCHBACK
  • 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 19421172 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What additional steps are required for turbocharged engines during Fuel Injector removal for the 2010 Chevrolet Cobalt? Posted by Nathanial B.
    A:
    For turbocharged engines, additional steps include removing the fuel rail high-pressure feed pipe and intake manifold. Carefully remove the foam fuel injector insulator, electrical connectors, and any remaining connections. Remove the fuel rail using a special injector removal tool if necessary. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Oct 28, 2025
    Q:
    What are the initial steps to remove the Fuel Injectors of the 2010 Chevrolet HHR? Posted by Alexia P.
    A:
    The initial steps are to relieve the fuel system pressure and disconnect the negative battery terminal. Then, remove the air intake duct and coolant overflow pipe if necessary. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Mar 26, 2025

Genuine GM Part 19421172, the Right Choice

To ensure reliability, purchase GM part # 19421172 Injector. It is sometimes referred to as Buick 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 Regal, Verano models.

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