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GM 12578070
Vibration Damper

2004-2012 GM

Customer Questions & Expert Answers (7)
GM 12578070 Vibration Damper
GM 12578070 Vibration Damper
  • Part Description
    Balancer, Crankshaft; Harmonic Balancer
  • 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 Number12578070
    Part DescriptionBalancer, Crankshaft; Harmonic Balancer
    Other NamesCrankshaft Balance; Balancer; Balancer, Engine Crankshaft And Camshaft Balancer; Balancer, Engine Crankshaft
    Item Dimensions9.2 x 8.2 x 3.0 inches
    Item Weight7.10 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12578070
    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
    2004-2012 Chevrolet ColoradoBase, LS, LT, Sport, Sport LS, WT, Z71, Z71 LS, Z85, Z85 LS5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS
    2004-2012 GMC CanyonSL, SLE, SLT, WT, Z71 Fleet, Z71 SL, Z71 SLE, Z85 SL, Z85 SLE5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS
    2006-2010 Hummer H3Base, X5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS
    2009-2010 Hummer H3TBase5 Cyl 3.7 L GAS
  • Customer Questions & Expert Answers

    Q:
    Is this 12578070 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12578070 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What is the first step to replace the crankshaft balancer for the 2009 Chevrolet Colorado? Posted by Customer
    A:
    First, remove the radiator and the drive belt, then raise and support the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Harmonic Balancer
    Q:
    What are the final steps after installing the crankshaft balancer for the 2006 Chevrolet Colorado? Posted by Customer
    A:
    Install the crankshaft balancer washer and a new bolt, tightening it to 150 Nm (111 ft. lbs.), then use the J 45059 to rotate the crankshaft balancer bolt an additional 180 degrees.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Harmonic Balancer
    Q:
    How is the new crankshaft balancer installed for the 2010 Chevrolet Colorado? Posted by Customer
    A:
    Use the EN-48034 (Harmonic Balancer Installer) to install the new crankshaft balancer, then remove the installer.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Harmonic Balancer
    Q:
    What is the first step to replace the crankshaft balancer for the 2007 Chevrolet Colorado? Posted by Customer
    A:
    Remove the cooling fan and the drive belt, then raise and support the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Harmonic Balancer
    Q:
    What should be done after installing the new balancer for the 2008 Chevrolet Colorado? Posted by Customer
    A:
    Install the crankshaft balancer washer and a new bolt, tightening it to 150 N.m (111 lb ft) plus an additional 180 degrees with the J 45059.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Harmonic Balancer
    Q:
    What should be done after removing the J 41816-2 for the 2005 GMC Canyon? Posted by Customer
    A:
    Take out the crankshaft balancer friction washer located at the end of the balancer or on the crankshaft, then clean and inspect the balancer.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Harmonic Balancer
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM 12578070, Excellent Performance and Perfect Fitment

To ensure reliability, purchase GM part # 12578070 Vibration Damper. It is sometimes referred to as GM Harmonic Balancer. Choosing OEM parts is the optimal decision for guaranteeing superior quality and perfect performance. These components undergo stringent quality checks and are carefully constructed to comply with GM's factory specifications, ensuring a smooth installation process.

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