Make sure this part fits

GM 15921945
Catalytic Converter

2006-2008 Buick Lucerne

Customer Questions & Expert Answers (7)
GM 15921945 Catalytic Converter
  • Part Description
    Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe
  • Replaces
    15786790, 19332465
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    2006-2008 Buick LucerneCX, CXL6 Cyl 3.8 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 15921945 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 15921945 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be done with the nuts securing the catalytic converter for the 2007 Buick Lucerne? Posted by Customer
    A:
    Install the nuts securing the catalytic converter to the exhaust manifold pipe without tightening them.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What components need to be removed along with the catalytic converter for the 2008 Buick Lucerne? Posted by Customer
    A:
    The catalytic converter pipe stud nuts and the catalytic converter pipe gasket.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What should be done after removing the HO2S for the 2006 Buick Lucerne? Posted by Customer
    A:
    Remove the muffler to catalytic converter nuts and position the exhaust system rearward to clear the studs in the catalytic converter.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the final step if it is equipped with an AIR feed tube for the 2007 Buick Lucerne? Posted by Customer
    A:
    Reinstall the AIR feed tube, then put back the air cleaner outlet duct and the intake manifold cover.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What should be detached next for the 2008 Buick Lucerne? Posted by Customer
    A:
    Detach the exhaust crossover pipe bolts and studs.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What should be done after placing the new exhaust crossover pipe seal for the 2006 Buick Lucerne? Posted by Customer
    A:
    Install the exhaust crossover pipe.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    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 15921945 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 15921945 Catalytic Converter is available in the market under the name GM Catalytic Converter, Exhaust Pipe. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 15921945 Catalytic Converter fits certain Buick Lucerne models.
The original GM component designated by manufacturer part number 15921945 maintains top performance when functioning as the Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe unit. The component 15921945 is constructed from durable material and its dimensions span 25.1 x 20.6 x 7.8 inches while weighing 12.50 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe. The part 15921945 has available replacement options 15786790, 19332465. 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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