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GM 12576341 Sequential Multiport Fuel Injector Assembly

2006-2017 GM

Customer Questions & Expert Answers (3)
GM 12576341 Sequential Multiport Fuel Injector Assembly
  • Part Description
    Injector Assembly, Sequential Multiport Fuel ; Injector, Fuel Injection
  • Manufacturer
    General Motors
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  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12576341
    Part DescriptionInjector Assembly, Sequential Multiport Fuel ; Injector, Fuel Injection
    Other NamesInjector
    Item Dimensions2.6 x 2.1 x 1.7 inches
    Item Weight0.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity8
    ManufacturerGeneral Motors
    SKU12576341
    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
    2010-2015 Chevrolet Camaro8 Cyl 6.2L, 8 Cyl 7.0LSS 2 DOOR CONVERTIBLE, SS 2 DOOR COUPE
    2006-2013 Chevrolet Corvette8 Cyl 6.2L, 8 Cyl 7.0L2 DOOR, 2 DOOR SPECIAL, CONVERTIBLE
    2014-2017 Chevrolet SS8 Cyl 6.2LSS 4 DOOR SEDAN
    2008-2009 Pontiac G88 Cyl 6.0L, 8 Cyl 6.2L4 DOOR SEDAN, G-8
  • 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 12576341 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    How to replace fuel injectors and Fuel Rail on Chevrolet Camaro? Posted by Customer
    A:
    To replace fuel injectors on V6 and V8 engines, begin by relieving the fuel system pressure, disconnecting the negative battery terminal, and removing the fuel supply line at the fuel rail. For V6 engines, removing the intake manifold and related components is necessary. Special fuel injector service tools are recommended for ease and safety. Remove the foam insulator, gasket, and the fuel pressure sensor. Disconnect the high-pressure fuel line from the pump and fuel rails. On earlier models, disconnect the fuel rail crossover line and replace it when removed. Remove the mounting bolts from both fuel rails, then evenly pry out the Bank 2 and Bank 1 fuel rails and injectors from the cylinder head. Disconnect the injector harness and remove retaining clips. Take care not to damage the injector grooves. Remove old combustion chamber Teflon sealing rings and upper O-rings from each injector, ensuring the grooves are clean. Install new Teflon seals using special tools or, without tools, slide them onto a socket and transfer them to the injectors, then use plastic tubing to shrink them back to the original size. Install support rings, lubricate upper O-rings with engine oil, and install them above the spacer. Clean injector bores and install compensation elements and retaining rings. Insert fuel injectors into the cylinder head, aligning them properly, and install spring steel retainers. Secure the fuel rail, reconnect the high-pressure fuel line, and reinstall the fuel pressure sensor. For V8 engines, remove the engine cover and disconnect the fuel supply line. On non-supercharged models, disconnect electrical connectors from each fuel injector. On supercharged models, disconnect main engine harness connectors, various sensor connectors, ignition coil connectors, and unclip the harness. Remove fuel rail fasteners, then the fuel rail assemblies, and disconnect electrical connectors from the injectors if not done earlier. Remove injector retaining clips and pull the injectors from the fuel rail. Remove old O-rings, replace them, and coat the new O-rings with engine oil before installing them on the injectors. Secure the injectors with retaining clips. Reconnect electrical connectors if disconnected earlier, and follow the reverse procedure for reinstallation. Finally, reconnect the battery cable and activate the fuel pump to check for fuel leaks in the lines, fuel rails, and injectors.
    Posted by GMPartsGiant Specialist
    Q:
    How to remove fuel injectors and Fuel Rail on Chevrolet Corvette? Posted by Customer
    A:
    We shall remove the fuel injectors by first of all reducing the pressure within the system and cutting off the cable from the battery. Detach engine cover(s) and disconnect fuel supply line at fuel rail. On supercharged models, unscrew fasteners that keep manifold attached to the front of charge air cooler and unplug fuel injection electrical connectors, MAP, IAT, supercharger air output sensors connectors, PCV tube and ignition coil electrical connectors. For non-supercharged models, undo electrical connecters for each injector. Clear intake manifold or supercharger where injectors are inserted. Remove fuel rail fasteners as well as fuel rail assemblies. Take off each injector's electrical connector from a supercharged model. Stroke out injector retaining clips backwards so that injectors can be pulled out from a rail of fuels. Tear o-rings away from injectors. Spread clean engine oil on new O-rings then place them over every one of these components in question in those fuel delivery systems' wires. Now put each individual injector into its respective bore where it is mounted in a fuel track while securing with an injecting loop which prevents them against falling down or getting lost somewhere nearby this area after installation has been made which would lead to a fire accident because there were possibilities if any remaining combustible gas escaped through this small opening especially during transportation related activities involving other parts like gasoline tanks containing compressed natural gasses (CNG). Reattach cable back onto negative terminal of battery then switch ignition key to ON position thus activating pump before searching for places where leakage might have happened.
    Posted by GMPartsGiant Specialist
    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 12576341, the Right Choice

To ensure reliability, purchase GM part # 12576341 Sequential Multiport Fuel Injector Assembly. 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 Chevrolet Camaro, Corvette, SS models. It fits Pontiac G8.

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