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GMC 12556039 Engine Exhaust Manifold

1998-2002 GMC

Customer Questions & Expert Answers (3)
GM 12556039 Engine Exhaust Manifold
  • Part Description
    Manifold, Exhaust ; Manifold, Engine Exhaust Manifold
  • 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 GMC
    Manufacturer Part Number12556039
    Part DescriptionManifold, Exhaust ; Manifold, Engine Exhaust Manifold
    Other NamesExhaust Manifold
    Item Dimensions20.9 x 8.7 x 4.0 inches
    Item Weight16.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12556039
    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
    1998-1999 GMC C15008 Cyl 5.7LC1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX
    1998-1999 GMC K15008 Cyl 5.7LK1500 EXTENDED CAB LONG BOX, K1500 EXTENDED CAB STANDARD BOX, K1500 REGULAR CAB LONG BOX, K1500 REGULAR CAB STANDARD BOX
    2000-2002 GMC Savana8 Cyl 5.7L1/2 TON CARGO SAVANA, 1/2 TON PASSENGER SAVANA, 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER SAVANA
    1998-1999 GMC Suburban8 Cyl 5.7L1/2 TON
    1998-2000 GMC Yukon8 Cyl 5.7LCLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON
  • 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 12556039 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    Are there any additional components that need to be removed from the left exhaust manifold for the 1989 Chevrolet C1500? Posted by Customer
    A:
    Yes, remove the alternator and power steering braces from the left exhaust manifold.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    How should you approach tightening the manifold bolts during installation for the 1990 Chevrolet K1500? Posted by Customer
    A:
    Work from the center out and approach the final torque in three steps.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    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 12556039, the Right Choice

Your vehicle deserves only genuine OEM GM parts and accessories. To ensure reliability, purchase GM part # 12556039 Engine Exhaust Manifold. It is sometimes referred to as GMC Exhaust Manifold. 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 K1500, Suburban, Yukon models.

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