Make sure this part fits

GM 19420124
Catalytic Converter

2001-2007 GM

Customer Questions & Expert Answers (22)
GM 19420124 Catalytic Converter
  • Part Description
    Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"
  • Replaces
    15754088, 15755463, 10395213
  • Manufacturer
    General Motors
Make sure this part fits
$970.06 MSRP: $1443.93
You Save: $473.87 (33%)
Core Charge: $400.00
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  • Vehicle Fitment

    Year Make Model Trim Engine
    2002-2006 Cadillac EscaladeBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2003-2006 Cadillac Escalade ESVBase8 Cyl 6.0 L GAS
    2006, 2002 Cadillac Escalade EXTBase8 Cyl 6.0 L GAS
    2006, 2002 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    2006-2007, 2003 Chevrolet Silverado 1500LT, LTZ, SS8 Cyl 6.0 L GAS
    2007 Chevrolet Silverado 1500 ClassicLT, SS8 Cyl 6.0 L GAS
    2006, 2003 Chevrolet Silverado 1500 HDLS, LT8 Cyl 6.0 L GAS
    2007 Chevrolet Silverado 1500 HD ClassicLT8 Cyl 6.0 L GAS
    2003 Chevrolet Silverado 2500Base, LS, LT8 Cyl 6.0 L GAS
    2007, 2003 Chevrolet Silverado 2500 HDBase, LS, LT, LTZ, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    View More
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 19420124 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 19420124 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be reconnected after installing the oxygen sensor for the 2004 Cadillac Escalade ESV? Posted by Customer
    A:
    Reconnect the oxygen sensor electrical connector and the CPA retainer, followed by the clip around the engine harness and the oxygen sensor pigtail.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    How should the transmission be supported during the process for the 2006 Cadillac Escalade EXT? Posted by Customer
    A:
    Use a suitable transmission jack to support the transmission.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What should be disconnected around the engine harness for the 2002 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Remove the clip around the engine harness and the oxygen sensor pigtail.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What should be installed after the oxygen sensors for the 2002 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Install a NEW exhaust seal to the exhaust manifold, followed by the catalytic converter.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the installation process for the new exhaust pipe for the 2006 Chevrolet Silverado 1500? Posted by Customer
    A:
    Position the exhaust pipe with a NEW gasket to the turbocharger, ensuring the tab on the gasket faces inward, and loosely install the bolts.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What is the final step before lowering for the 2007 Chevrolet Silverado 1500 Classic? Posted by Customer
    A:
    If equipped, clip the oxygen sensor connection to the floor reinforcement before lowering the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the next step after disconnecting the right rear HO2S for the 2007 Chevrolet Silverado 1500? Posted by Customer
    A:
    Disconnect the right rear HO2S electrical connector and clip, then repeat the process for the left rear HO2S.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the procedure for installing the exhaust manifold pipe for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Slide the hanger into the bracket, install a new exhaust manifold pipe seal again, and then install the exhaust manifold pipe.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What electrical connections need to be disconnected for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Disconnect the connector position assurance (CPA) retainers and the oxygen sensor electrical connectors (1, 2).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the next step after connecting the oxygen sensor for the 2002 Chevrolet Suburban 2500? Posted by Customer
    A:
    Reinstall the exhaust muffler.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What is the torque specification for the exhaust muffler nuts for the 2006 GMC Sierra 1500? Posted by Customer
    A:
    Tighten them to 40 Nm (30 lb ft).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    How do you detach the exhaust pipe from the muffler for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    Loosen the exhaust muffler clamp and separate any necessary exhaust muffler insulators, using a jack stand to support the muffler.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the next step after disconnecting the connectors for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Remove the left exhaust manifold pipe nuts and the catalytic converter, sliding the catalytic converter hanger out of the exhaust pipe hanger bracket.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What additional steps are needed for 6.0L or 8.1L engines for the 2006 GMC Sierra 1500? Posted by Customer
    A:
    Remove the exhaust muffler, disconnect the engine harness clip and oxygen sensor pigtail, and then disconnect the CPA retainer and oxygen sensor electrical connector before removing the oxygen sensor.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What should be done with the oxygen sensor connection for the 2007 GMC Sierra 1500 Classic? Posted by Customer
    A:
    Unclip the oxygen sensor connection from the floor reinforcement if equipped, then disconnect the oxygen sensor electrical connector and remove the oxygen sensor clips from the frame.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the first step to replace the catalytic converter on engines with 4.8L, 5.3L, 6.0L, or 6.2L for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    First, raise and support the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What is the torque specification for securing the exhaust manifold pipe nuts for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Secure the exhaust manifold pipe nuts to 50 Nm (39 ft. lbs.).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What is the final step before lowering the 2001 GMC Yukon XL 1500? Posted by Customer
    A:
    If equipped, clip the oxygen sensor connection to the floor reinforcement before lowering the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What should be done if replacing the catalytic converter assembly for the 2007 GMC Sierra 1500? Posted by Customer
    A:
    Remove the exhaust seals and the HO2S from the assembly.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Catalytic Converter
    Q:
    What should be reconnected after installing the oxygen sensor for the 2006 GMC Yukon? Posted by Customer
    A:
    Reconnect the oxygen sensor electrical connector and the CPA retainer, followed by the clip around the engine harness and the oxygen sensor pigtail.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    How should the exhaust manifold pipe to exhaust manifold nuts be tightened for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    Tighten them to 50 N.m (37 lb ft).
    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 19420124 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 19420124 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 19420124 Catalytic Converter fits certain Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 2500 models, as well as GMC Sierra 1500, Yukon, Sierra 2500 HD. Additionally, it is compatible with Cadillac Escalade, Escalade ESV, Escalade EXT models.
The original GM component designated by manufacturer part number 19420124 maintains top performance when functioning as the Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit" unit. The component 19420124 is constructed from durable material. The component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Front Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe. The part 19420124 has available replacement options 15754088, 15755463, 10395213. 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.