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GM 88894294
Intake Manifold, Lower

2002-2007 GM

Customer Questions & Expert Answers (19)
GM 88894294 Intake Manifold, Lower
  • Part Description
    Manifold Kit, Lower Intake
  • Position
    Lower
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number88894294
    Part DescriptionManifold Kit, Lower Intake
    Other NamesManifold; Manifold Kit, Engine Fuel Intake Manifold
    Item Dimensions21.7 x 17.8 x 15.2 inches
    Item Weight19.50 Pounds
    PositionLower
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU88894294
    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 Trim Engine
    2002-2005 Chevrolet AstroBase, LS, LT6 Cyl 4.3 L GAS
    2003-2007 Chevrolet Express 1500Base, LS, LT6 Cyl 4.3 L GAS
    2003-2006 Chevrolet Express 2500Base, LS6 Cyl 4.3 L GAS
    2003-2006 Chevrolet Silverado 1500Base, LS, LT, WT6 Cyl 4.3 L GAS
    2007 Chevrolet Silverado 1500 ClassicLS, WT6 Cyl 4.3 L GAS
    2002-2005 GMC SafariBase, SL, SLE, SLT6 Cyl 4.3 L GAS
    2003-2007 GMC Savana 1500Base, LS, LT, SLE6 Cyl 4.3 L GAS
    2003-2006 GMC Savana 2500Base, SLE6 Cyl 4.3 L GAS
    2003-2006 GMC Sierra 1500Base, SL, SLE, SLT, WT6 Cyl 4.3 L GAS
    2007 GMC Sierra 1500 ClassicSL, WT6 Cyl 4.3 L GAS
  • Customer Questions & Expert Answers

    Q:
    Is 88894294 compatible with my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 88894294 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What happens to the retainers during the removal of the fuel injector assembly for the 2003 Chevrolet Astro? Posted by Customer
    A:
    The retainers may become worn, but this is acceptable as the injectors will be held fully seated upon installation of the upper intake manifold.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the torque specification for the power steering pump mounting bracket for the 2004 Chevrolet Astro? Posted by Customer
    A:
    Tighten them to 41 Nm (30 ft. lbs.).
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the proper tightening sequence and torque for the lower intake manifold fasteners for the 2003 Chevrolet Astro? Posted by Customer
    A:
    Follow a 3-step method: first, tighten the bolts in sequence (1-8) to 3 Nm (27 lb.in.), then to 12 Nm (106 lb.in.), and finally to 15 Nm (11 lb.ft.).
    Posted by ChevyPartsGiant Specialist
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    Q:
    How should the attaching studs be installed for the 2005 Chevrolet Astro? Posted by Customer
    A:
    If reusing fasteners, apply threadlock GM P/N 12345382 or equivalent, then install the attaching studs, tightening them first to 5 Nm (44 inch lbs.) and then to 9 Nm (80 inch lbs.).
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done if replacing the upper intake manifold for the 2002 Chevrolet Astro? Posted by Customer
    A:
    Remove the PCV valve cover and discard the seal, then reinstall the throttle body and MAP sensor if they were removed.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What comes after removing the EVAP tube for the 2006 Chevrolet Express 1500? Posted by Customer
    A:
    Remove the EVAP purge solenoid bolt, solenoid, and isolator from the intake manifold, followed by the intake manifold bolts and the manifold itself.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done after disconnecting the TP sensor and IAC motor for the 2006 Chevrolet Silverado 1500? Posted by Customer
    A:
    Continue by disconnecting the evaporative emission (EVAP) canister purge solenoid valve and manifold absolute pressure (MAP) sensor connectors, then remove the EVAP canister harness from the purge solenoid valve and the engine wiring harness bracket nuts.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What connectors should be disconnected after that for the 2004 Chevrolet Silverado 1500? Posted by Customer
    A:
    Disconnect the evaporative emission (EVAP) canister purge solenoid valve and manifold absolute pressure (MAP) sensor connectors.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done after removing the fuel pipes/hoses for the 2005 Chevrolet Silverado 1500? Posted by Customer
    A:
    Remove the heater hose clamp, open the heater outlet hose clamp to detach the hose from the intake manifold, and do the same for the heater inlet hose at the water pump.
    Posted by ChevyPartsGiant Specialist
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    Q:
    How do you finish the installation process for the 2007 Chevrolet Silverado 1500 Classic? Posted by Customer
    A:
    Reattach the accelerator control cable bracket with cables to the throttle body, tighten the nuts to 9 Nm (80 inch lbs.), connect the A/C compressor clutch and A/C pressure switch if equipped, install the accelerator cable to the bracket and throttle body lever, reconnect the cruise control cable if equipped, position the heater hoses, and reinstall the fuel pipes/hoses and distributor before filling the cooling system.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the first step to replace the intake manifold for the 2005 GMC Savana 2500? Posted by Customer
    A:
    First, remove the throttle body, oil fill tube, and fuel injectors.
    Posted by ChevyPartsGiant Specialist
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    Q:
    Which electrical connectors need to be disconnected for the 2003 GMC Safari? Posted by Customer
    A:
    Disconnect the connectors for the A/C compressor clutch, A/C high pressure cutoff switch, throttle position sensor, idle air control motor, fuel meter body assembly connector, MAP sensor, and EVAP canister purge solenoid valve.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the next step regarding the engine wiring harness for the 2006 GMC Sierra 1500? Posted by Customer
    A:
    Position the engine wiring harness and bracket, install the engine wiring harness bracket stud, and tighten it to 25 Nm (18 ft. lbs.).
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be applied to the threads of the intake manifold bolts for the 2003 GMC Savana 2500? Posted by Customer
    A:
    Apply a 5 mm (0.20 inch) band of threadlock GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the threads of the intake manifold bolts.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What brackets need to be unfastened from the intake manifold stud for the 2002 GMC Safari? Posted by Customer
    A:
    The A/C hose bracket and the engine wiring harness bracket.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What components need to be removed next for the 2005 GMC Sierra 1500? Posted by Customer
    A:
    Remove the MAP sensor and the Evaporative Emission (EVAP) purge solenoid vent tube by detaching it from the solenoid and vapor pipe.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be disconnected next for the 2007 GMC Sierra 1500 Classic? Posted by Customer
    A:
    Disconnect the electrical connectors for the A/C compressor clutch and A/C pressure switch, if equipped, and remove the engine wiring harness clip from the accelerator control cable bracket.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done with the electrical harness after installation for the 2004 GMC Savana 1500? Posted by Customer
    A:
    Route the electrical harness back into position, reconnect the knock sensor harness, and the electrical connectors for the MAP sensor, knock sensor, and EGR valve if equipped.
    Posted by ChevyPartsGiant Specialist
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    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM 88894294, Excellent Performance and Perfect Fitment

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