Make sure this part fits

GM 25793479
Catalytic Converter

2006-2011 GM

Customer Questions & Expert Answers (6)
GM 25793479 Catalytic Converter
  • Part Description
    Converter, Catalytic Converter
  • 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
    2009-2011 Cadillac DTSBase, Livery, Luxury, Platinum, Premium8 Cyl 4.6 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Can you help me check if this 25793479 is the right part for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 25793479 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    How do you remove the oxygen sensor for the 2007 Buick Lucerne? Posted by Customer
    A:
    Remove the oxygen sensor without disconnecting the electrical connector.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What should you do after marking the cut point for the 2010 Buick Lucerne? Posted by Customer
    A:
    Cut the converter outlet pipe at the marked cut point and remove the oxidation catalytic converter to muffler assembly nuts.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What should be disconnected before removing the catalytic converter for the 2008 Buick Lucerne? Posted by Customer
    A:
    The heated oxygen sensor (HO2S) electrical connector.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What should be discarded during the removal process for the 2006 Buick Lucerne? Posted by Customer
    A:
    Discard the catalytic converter to muffler gasket and the catalytic converter to manifold gasket.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the first step in the installation process for the 2009 Buick Lucerne? Posted by Customer
    A:
    Slide 2 service clamps over the oxidation catalytic converter outlet pipe without tightening them.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Catalytic Converter 25793479 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 25793479 Catalytic Converter is available in the market under the name GM Catalytic Converter. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 25793479 Catalytic Converter fits certain Cadillac DTS models, as well as Buick Lucerne models.
The original GM component designated by manufacturer part number 25793479 maintains top performance when functioning as the Converter, Catalytic Converter unit. The component 25793479 is constructed from durable material and its dimensions span 51.3 x 7.7 x 5.6 inches. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. The part 25793479 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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