Make sure this part fits

GM 12638999
Exhaust Manifold, Driver Side

2007-2010 GM

Customer Questions & Expert Answers (10)
GM 12638999 Exhaust Manifold, Driver Side
  • Part Description
    Manifold, Exhaust (W/3Way Catalytic Converter)
  • Position
    Driver Side
  • Replaces
    12607451
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    2007-2009 Cadillac SRXBase8 Cyl 4.6 L GAS
    2007-2010 Cadillac STSBase, Platinum8 Cyl 4.6 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12638999 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12638999 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    How do you access the exhaust manifold bolts for the 2008 Cadillac SRX? Posted by Customer
    A:
    Take off the right exhaust manifold heat shield bolts and reposition the shield forward in the area where the generator mounts.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    How should the new exhaust manifold be positioned for the 2008 Cadillac SRX? Posted by Customer
    A:
    Position the left exhaust manifold and gasket to the left cylinder head, then install the left exhaust manifold studs, nuts, and new bolts.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What should be reinstalled after the catalytic converter nuts for the 2009 Cadillac SRX? Posted by Customer
    A:
    Reinstall the oil level indicator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What should be connected after the catalytic converters for the 2007 Cadillac SRX? Posted by Customer
    A:
    Connect the right and left heated oxygen sensor pigtails to the wiring harness connectors.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What is the first step to replace the left side exhaust manifold (LLT) for the 2010 Cadillac STS? Posted by Customer
    A:
    First, remove the exhaust manifold heat shield.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What should be done with the exhaust manifold gasket for the 2008 Cadillac STS? Posted by Customer
    A:
    Install a new exhaust manifold gasket to the exhaust manifold.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What should be installed on the catalytic converter before attaching the exhaust manifold for the 2008 Cadillac STS? Posted by Customer
    A:
    Install a new catalytic converter seal/heat shield to the catalytic converter.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    How should the exhaust manifold be attached for the 2007 Cadillac STS? Posted by Customer
    A:
    Attach the manifold with the gasket to the catalytic converter and cylinder head, ensuring to follow the fastener notice.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What is the torque specification for the exhaust manifold bolts for the 2009 Cadillac STS? Posted by Customer
    A:
    Install the exhaust manifold bolts and tighten them to 20 Nm (15 lb ft).
    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 12638999 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 12638999 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 12638999 Exhaust Manifold, Driver Side fits certain Cadillac SRX, STS models.
The original GM component designated by manufacturer part number 12638999 maintains top performance when functioning as the Manifold, Exhaust (W/3Way Catalytic Converter) unit at its Driver Side. The component 12638999 is constructed from durable material and its dimensions span 31.7 x 10.4 x 5.1 inches while weighing 20.20 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; Manifold, Catalytic Converter. The part 12638999 has available replacement options 12607451. 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.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts, our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.