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GM 12581115
Intake Manifold

2001-2007 GM

Customer Questions & Expert Answers (10)
GM 12581115 Intake Manifold
  • Part Description
    Manifold, Engine Fuel Intake Manifold
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    2002-2006 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    2001-2002 Chevrolet Express 3500Base, LS8 Cyl 8.1 L GAS
    2001-2006 Chevrolet Silverado 2500 HDBase, LS, LT, WT8 Cyl 8.1 L GAS
    2007 Chevrolet Silverado 2500 HD ClassicLS, LT, WT8 Cyl 8.1 L GAS
    2001-2006 Chevrolet Silverado 3500Base, LS, LT, WT8 Cyl 8.1 L GAS
    2007 Chevrolet Silverado 3500 ClassicLS, LT, WT8 Cyl 8.1 L GAS
    2001-2006 Chevrolet Suburban 2500Base, LS, LT8 Cyl 8.1 L GAS
    2001-2002 GMC Savana 3500Base, SLT8 Cyl 8.1 L GAS
    2001-2006 GMC Sierra 2500 HDBase, SL, SLE, SLT, WT8 Cyl 8.1 L GAS
    2007 GMC Sierra 2500 HD ClassicSL, SLE, SLT, WT8 Cyl 8.1 L GAS
    View More
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12581115 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12581115 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be done if replacing the intake manifold for the 2002 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Install the fuel rail and tighten the fuel rail studs to 12 Nm (106 inch lbs.). Install the fuel pressure regulator vacuum hose, EGR valve pipe gasket, and position the EGR pipe, tightening the EGR pipe bolts to 30 Nm (22 ft. lbs.).
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Intake Manifold
    Q:
    What should be done with the accelerator control cable bracket after installation for the 2001 Chevrolet Express 3500? Posted by Customer
    A:
    Attach it to the throttle body and lower intake manifold, tightening the bolts and nut to 12 Nm (106 inch lbs.).
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Intake Manifold
    Q:
    How should the intake manifold be removed for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Loosen and remove the intake manifold along with the intake manifold gaskets, discarding the old gaskets.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Intake Manifold
    Q:
    What is the final step for connecting the engine harness for the 2002 Chevrolet Suburban 2500? Posted by Customer
    A:
    Connect the pressure cycling switch, surge tank switch, and MAF sensor, followed by connecting the engine harness clip to the wheelhouse splash shield and the clips to the studs on the front of the dash.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Intake Manifold
    Q:
    What should be done with the EVAP purge solenoid vent tube for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    Attach the vent tube to the solenoid and vapor pipe.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be applied to the threads of the intake manifold bolts for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Apply a 5 mm (0.20 inch) band of threadlock GM P/N 12345382 (Canadian P/N 10953489) to the threads.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Intake Manifold
    Q:
    Is it necessary to discharge the A/C refrigerant for the 2002 GMC Savana 3500? Posted by Customer
    A:
    No, discharging the A/C refrigerant is not necessary.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the torque specification for the engine harness bolt and studs for the 2006 GMC Sierra 3500? Posted by Customer
    A:
    Tighten the bolt to 16 Nm (12 ft. lbs.) and the studs to 10 Nm (89 inch lbs.).
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Intake Manifold
    Q:
    What additional components may need to be repositioned or removed for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    If necessary, reposition and remove the brake booster vacuum hose and disconnect the EVAP canister purge tube and fuel feed line.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Intake Manifold
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Intake Manifold 12581115 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 12581115 Intake Manifold is available in the market under the name GM Intake Manifold. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12581115 Intake Manifold fits certain Chevrolet Silverado 2500 HD, Express 3500, Silverado 3500 models, as well as GMC Sierra 2500 HD, Savana 3500, Sierra 3500 models.
The original GM component designated by manufacturer part number 12581115 maintains top performance when functioning as the Manifold, Engine Fuel Intake Manifold unit. The component 12581115 is constructed from durable material and its dimensions span 31.3 x 16.6 x 16.5 inches while weighing 45.80 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Manifold. The part 12581115 has available replacement options. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
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