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GMC 19421333 INJECTOR ASM,SEQ M/PORT FUEL

2005-2009 GMC

Customer Questions & Expert Answers (18)
GM 19421333 INJECTOR ASM,SEQ M/PORT FUEL
GM 19421333 INJECTOR ASM,SEQ M/PORT FUEL
  • Part Description
    INJECTOR ASM,SEQ M/PORT FUEL
  • Replaces
    12580681
  • Manufacturer
    General Motors
Make sure this part fits
$101.59 MSRP: $205.82
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  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers

  • Related Parts

    Shop for related parts for your vehicle

  • Product Specifications

    BrandGenuine GMC
    Manufacturer Part Number19421333
    Part DescriptionINJECTOR ASM,SEQ M/PORT FUEL
    Other NamesInjector
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12580681
    Require Quantity8
    ManufacturerGeneral Motors
    SKU19421333
    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
    2009 GMC Canyon8 Cyl 5.3LPICKUP, PICKUP CREW CAB, PICKUP EXTENDED CAB, PICKUP EXTENDED LENGTH
    2005-2009 GMC Envoy8 Cyl 5.3L4 DOOR, 4 Door XL, 4 DOOR XUV
    2008-2009 GMC Savana8 Cyl 4.8L, 8 Cyl 6.0L1 TON CARGO EXPRESS, 1 TON CARGO SAVANA, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER EXPRESS, 3/4 TON PASSENGER SAVANA
    2007-2009 GMC Sierra8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 6.0L, 8 Cyl 6.2LCREW CAB 1 TON, CREW CAB 1/2 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 3/4 TON, EXTENDED CAB 1 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1/2 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CAB CHASSIS 1 TON 161.5, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON, REGULAR CAB CHASSIS 1 TON 137.0, REGULAR CAB CHASSIS 1 TON 161.5
    2007-2009 GMC Yukon8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 6.0L, 8 Cyl 6.2L1/2 TON, 3/4 TON, XL 3/4 TON, YUKON XL/DENALI XL/ESCALADE ESV, YUKON/DENALI/ESCALADE

  • Customer Questions & Expert Answers

    Q:
    I am wonder if this is complete and correct part for my vehicle. Posted by GMPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 19421333 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    What should be done with the old gasket for the 2013 Chevrolet Avalanche? Posted by Customer
    A:
    Discard the old gasket.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What electrical leads in the engine wiring harness need to be disconnected for the 2013 Chevrolet Avalanche? Posted by Customer
    A:
    The electrical leads from various components, including the alternator, EVAP purge solenoid, ignition coils, MAP sensor, and throttle body, need to be traced and disconnected.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What should be done after installing the fuel injectors for the 2008 Chevrolet Colorado? Posted by Customer
    A:
    Ensure the fuel rail mounting bolts are tightened.- Activate the fuel pump by turning the ignition switch to On without operating the starter.- Cycle the ignition On and Off several times.- Check for fuel leakage in the fuel lines, fuel rail, and injector.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What should be done with the vacuum hose from the fuel pressure regulator and other vacuum hoses of the 2009 Chevrolet Express? Posted by Customer
    A:
    The vacuum hose from the fuel pressure regulator and any other vacuum hoses in the way should be disconnected.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    How are the injectors removed from the fuel rail assembly of the 2007 Chevrolet Trailblazer? Posted by Customer
    A:
    Remove the retaining clip and take out the injector(s), discarding the o-rings and seals.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What electrical connectors should be disconnected for the 2011 Chevrolet Tahoe? Posted by Customer
    A:
    Disconnect various electrical connectors, including those for the EVAP canister purge solenoid and MAP sensor.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What should be done during installation of the 2008 GMC Sierra? Posted by Customer
    A:
    Use new gaskets and o-rings where necessary and tighten fasteners to proper torque specifications.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What needs to be done before reassembling the injectors and fuel rail for the 2011 Chevrolet Silverado? Posted by Customer
    A:
    Before reassembling the injectors and fuel rail, each injector retainer and old o-ring needs to be removed. New o-rings should be installed and lubricated with clean engine oil.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What needs to be done after removing the EVAP canister purge solenoid for the 2013 Chevrolet Tahoe? Posted by Customer
    A:
    After removing the EVAP canister purge solenoid, the fuel rail mounting bolts need to be removed.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    How should the fuel meter body and injectors be removed for the 2011 Chevrolet Silverado? Posted by Customer
    A:
    Remove the fuel supply line and various seals, detach the injector poppet nozzles, and remove the injector retainer nuts and retainer.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What needs to be done during the installation process for the 2010 Chevrolet Suburban? Posted by Customer
    A:
    During the installation process, the fuel rail mounting bolts need to be tightened securely and the fuel system needs to be pressurized to check for leaks.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What steps should be followed for removing fuel injectors in the engine for the 2012 GMC Canyon? Posted by Customer
    A:
    Remove the outlet duct from the air filter housing.- Label and disconnect interfering engine hoses, wiring harnesses, and electrical components.- Remove the purge control solenoid valve and disconnect the quick-connect fuel filling from the fuel rail.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What should be done with the old gasket for the 2007 Chevrolet Suburban? Posted by Customer
    A:
    Discard the old gasket.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    What needs to be done during the installation process of the 2011 GMC Sierra? Posted by Customer
    A:
    During the installation process, the fuel rail mounting bolts need to be tightened securely and the fuel system needs to be pressurized to check for leaks.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    How are the injectors disengaged from the intake manifold for the 2008 GMC Yukon? Posted by Customer
    A:
    The injectors are disengaged from the intake manifold as a single assembly.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    How should the fuel meter body and injectors be removed for the 2011 GMC Yukon? Posted by Customer
    A:
    Remove the fuel supply line and various seals, detach the injector poppet nozzles, and remove the injector retainer nuts and retainer.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Fuel Injector
    Q:
    Does this injector come with the metal retainers/clips for securing electrical connector? Posted by Customer: 2009 Light Truck Silverado / Sierra / Cheyenne - 03, 43, 53 Bodystyle (4WD / AWD)
    A:
    YES IT DOES...
    Posted by GMPartsGiant Specialist 20/1/2023
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine GM Part 19421333, the Right Choice

Your vehicle deserves only genuine OEM GM parts and accessories. To ensure reliability, purchase GM part # 19421333 INJECTOR ASM,SEQ M/PORT FUEL. It is sometimes referred to as GMC Fuel Injector. Our GM parts and accessories are expedited directly from authorized GM dealers strategically located all across the U.S. and are backed by the manufacturer's 12 month, 12,000 mile warranty. OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific GMC Savana, Sierra, Yukon models.

Affordable, reliable and built to last, GM part # 19421333 INJECTOR ASM,SEQ M/PORT FUEL stands out as the smart option. GMPartsGiant.com is your prime online source with the biggest and best selection of genuine GM parts and accessories at giant discounted prices. We have the OEM GM parts and accessories you need at the wholesale prices. GMPartsGiant.com has you covered no matter what type of GM vehicle you drive. For detailed GMC parts information, click here.

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