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Hummer 12710304 Pump Assembly, Oil

2008-2010 Hummer

Customer Questions & Expert Answers (13)
GM 12710304 Pump Assembly, Oil
  • Part Description
    Pump Assembly, Oil
  • Replaces
    12612289
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
$141.99 MSRP: $224.42
You Save: $82.43 (37%)
Currently Unavailable

Due to manufacturer supply shortage, this item isn’t currently available for ordering.

  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine Hummer
    Manufacturer Part Number12710304
    Part DescriptionPump Assembly, Oil
    Other NamesOil Pump
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12612289
    ManufacturerGeneral Motors
    SKU12710304
    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
    2008-2009 Hummer H28 Cyl 6.2L, 8 Cyl 6.2L FlexPICKUP, SUV
    2010 Hummer H38 Cyl 5.3LCREW CAB, SUV
    2010 Hummer H3T8 Cyl 5.3LCREW CAB, SUV
  • 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 12710304 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    What should you do with the oil pump pick-up tube for the 2013 Chevrolet Avalanche? Posted by Customer
    A:
    Install a new O-ring on the oil pump pick-up tube, then fasten it to the oil pump and the engine block main studs.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    What should be done while supporting the oil pump for the 2008 Chevrolet Avalanche? Posted by Customer
    A:
    Remove the pump-to-rear main bearing cap bolt.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    What should be done after removing the pump-to-rear main bearing cap bolt for the 2011 Chevrolet Tahoe? Posted by Customer
    A:
    Lower the pump and remove it along with the pump driveshaft.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    What should be done while supporting the oil pump for the 2012 GMC Sierra? Posted by Customer
    A:
    Remove the pump-to-rear main bearing cap bolt.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    What is the final step in the assembly process for the 2011 Chevrolet Silverado? Posted by Customer
    A:
    The remainder of assembly is the reverse of the disassembly procedures.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    How should the pump be positioned during installation for the 2012 Chevrolet Suburban? Posted by Customer
    A:
    Position the pump over the dowel pins on the rear main cap.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    What should you do if any of the components are damaged for the 2007 Chevrolet Tahoe? Posted by Customer
    A:
    If any of the components are scored, scratched, or worn, replace the entire oil pump assembly as there are no serviceable parts currently available.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    What should you check for when inspecting the components for the 2007 Chevrolet Suburban? Posted by Customer
    A:
    Check the bolt holes for damaged threads and the splined surfaces on the crankshaft sprocket for any apparent damage.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    What should you do after reassembly for the 2008 Chevrolet Silverado? Posted by Customer
    A:
    Run the engine and check for oil and coolant leaks. Also, check the oil pressure.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    How should the pump be positioned during installation for the 2012 GMC Yukon? Posted by Customer
    A:
    Position the pump over the dowel pins on the rear main cap.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    How do you prime the oil pump for the 2007 GMC Yukon? Posted by Customer
    A:
    Prime the pump by pouring clean engine oil into the pick-up tube hole, while turning the pump by hand.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    Q:
    How do you remove the oil pump pick-up tube for the 2012 GMC Sierra? Posted by Customer
    A:
    Remove the oil pump pick-up tube mounting nuts and bolts and lower the pick-up tube and screen assembly from the vehicle.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Oil Pump
    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 12710304, the Right Choice

To ensure reliability, purchase GM part # 12710304 Pump Assembly, Oil. It is sometimes referred to as Hummer Oil Pump. 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 Hummer H2, H3, H3T models.

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