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GM 12578360
Exhaust Manifold, Driver Side

2004-2011 GM

Customer Questions & Expert Answers (14)
GM 12578360 Exhaust Manifold, Driver Side
  • Part Description
    Manifold Assembly-Exhaust-Left-Hand
  • Position
    Driver Side
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    2006-2011 Buick LucerneCXL, CXS, Super8 Cyl 4.6 L GAS
    2006-2011 Cadillac DTSBase, Livery, Luxury, Platinum, Premium8 Cyl 4.6 L GAS
    2004-2005 Cadillac DeVilleBase, DHS, DTS, Protection Series8 Cyl 4.6 L GAS
    2004 Cadillac SevilleSLS8 Cyl 4.6 L GAS
    2004-2005 Pontiac BonnevilleGXP8 Cyl 4.6 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12578360 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12578360 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be done if reusing the old HO2S for the 2007 Cadillac DTS? Posted by Customer
    A:
    Coat the threads with anti-sieze compound (GM P/N 12377953 or equivalent) before installing it and tightening to 41 N.m (30 lb ft).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    How should the exhaust manifold be secured for the 2007 Buick Lucerne? Posted by Customer
    A:
    Secure the exhaust manifold nuts, studs, and bolt, tightening them to 30 N.m (22 lb ft).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What should be done after reinstalling the engine lift bracket for the 2008 Buick Lucerne? Posted by Customer
    A:
    Reattach the engine harness clip to the engine lift bracket.
    Posted by ChevyPartsGiant Specialist
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    Q:
    How should the new exhaust manifold gasket be installed for the 2009 Buick Lucerne? Posted by Customer
    A:
    Place a new exhaust manifold gasket onto the cylinder head studs and install the exhaust manifold.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the last component to install for the 2009 Buick Lucerne? Posted by Customer
    A:
    Finally, install the power steering reservoir.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the next step after attaching the engine harness clip for the 2006 Buick Lucerne? Posted by Customer
    A:
    Reinstall the spark plug wire channel to the rocker cover and connect the spark plug wires to the spark plugs.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done after installing the engine front mount bracket for the 2010 Buick Lucerne? Posted by Customer
    A:
    Install the exhaust crossover pipe heat shield and secure it with bolts tightened to 10 Nm (89 lb in).
    Posted by ChevyPartsGiant Specialist
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    Q:
    How do you reconnect the intermediate shaft for the 2008 Cadillac DTS? Posted by Customer
    A:
    Connect the intermediate shaft to the steering gear, install the intermediate shaft pinch bolt, and tighten it to 45 N.m (33 lb ft), then install the intermediate shaft seal.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done after reinstalling the heat shield for the 2006 Cadillac DTS? Posted by Customer
    A:
    Reconnect the engine harness clips to the steering gear heat shield, install the AIR check valve, the rear exhaust manifold pipe, lower the vehicle, and remove the Steering Column Lock Pin.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the first step to replace the right side exhaust manifold for the 2010 Cadillac DTS? Posted by Customer
    A:
    Begin by removing the connector position assurance (CPA) retainer and disconnecting the engine harness electrical connector from the heated oxygen sensor (HO2S).
    Posted by ChevyPartsGiant Specialist
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    Q:
    What is the next step after removing the HO2S for the 2007 Cadillac DTS? Posted by Customer
    A:
    Take out the exhaust manifold front pipe bolts and the exhaust manifold bolts before removing the exhaust manifold.
    Posted by ChevyPartsGiant Specialist
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    Q:
    What should be done after locking the steering column for the 2009 Cadillac DTS? Posted by Customer
    A:
    Raise the vehicle.
    Posted by ChevyPartsGiant Specialist
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    Q:
    How do you prepare for the installation of the new left exhaust manifold for the 2004 Cadillac Seville? Posted by Customer
    A:
    Place the retainer and a NEW front exhaust manifold pipe seal over the left exhaust manifold, then position a NEW exhaust manifold gasket between the left exhaust manifold and the left cylinder head.
    Posted by ChevyPartsGiant 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!

OEM GM Exhaust Manifold, Driver Side 12578360 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 12578360 Exhaust Manifold, Driver Side is available in the market under the name GM Exhaust Manifold. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12578360 Exhaust Manifold, Driver Side fits certain Cadillac DTS, DeVille, Seville models, as well as Buick Lucerne. Additionally, it is compatible with Pontiac Bonneville models.
The original GM component designated by manufacturer part number 12578360 maintains top performance when functioning as the Manifold Assembly-Exhaust-Left-Hand unit at its Driver Side. The component 12578360 is constructed from durable material and its dimensions span 15.3 x 12.5 x 4.1 inches while weighing 9.10 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; Manifold, Engine Exhaust Manifold. The part 12578360 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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