Make sure this part fits

GM 40009042
Catalytic Converter

2020-2023 GM

Customer Questions & Expert Answers (1)
GM 40009042 Catalytic Converter
  • Part Description
    Converter Assembly-Nitrogen Oxide Catalytic (W/Filter)
  • Replaced By
    40009139
  • Manufacturer
    General Motors
Make sure this part fits
$924.15 MSRP: $1375.00
You Save: $450.85 (33%)
Core Charge: $400.00
Ships in 1-3 Business Days
1
ADD TO CART
  • Vehicle Fitment

    Year Make Model Trim Engine
    2021-2022 Cadillac EscaladeLuxury, Premium Luxury, Premium Luxury Platinum, Sport, Sport Platinum6 Cyl 3.0 L DIESEL
    2021-2022 Cadillac Escalade ESVLuxury, Premium Luxury, Premium Luxury Platinum, Sport, Sport Platinum6 Cyl 3.0 L DIESEL
    2020-2022 Chevrolet Silverado 1500Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST6 Cyl 3.0 L DIESEL
    2022 Chevrolet Silverado 1500 LTDHigh Country, LT, LT Trail Boss, LTZ, RST6 Cyl 3.0 L DIESEL
    2021-2023 Chevrolet SuburbanHigh Country, LS, LT, Premier, RST6 Cyl 3.0 L DIESEL
    2021-2023 Chevrolet TahoeHigh Country, LS, LT, Premier, RST6 Cyl 3.0 L DIESEL
    2020-2022 GMC Sierra 1500AT4, AT4X, Denali, Denali Ultimate, Elevation, SLE, SLT6 Cyl 3.0 L DIESEL
    2021-2023 GMC YukonDenali, SLE, SLT6 Cyl 3.0 L DIESEL
    2021-2023 GMC Yukon XLDenali, SLE, SLT6 Cyl 3.0 L DIESEL
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Hey, is 40009042 a good match for my vehicle? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 40009042 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    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 40009042 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 40009042 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 40009042 Catalytic Converter fits certain Chevrolet Tahoe, Silverado 1500, Suburban models, as well as GMC Sierra 1500, Yukon, Yukon XL. Additionally, it is compatible with Cadillac Escalade, Escalade ESV models.
The original GM component designated by manufacturer part number 40009042 maintains top performance when functioning as the Converter Assembly-Nitrogen Oxide Catalytic (W/Filter) unit. The component 40009042 is constructed from durable material. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Diesel Particulate Filter; Converter Shield; Converter, Catalytic Converter. The part 40009042 has available replacement options listed under 40009139. 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.
The GM part 40009042 Catalytic Converter functions as the sealed accumulator assembly through which it separates liquid/vapor to process vaporized refrigerant together with liquid refrigerant and refrigerant oil from the evaporator. The desiccant included within this component performs essential work by extracting system moisture which both extends air conditioning equipment life expectancy and enhances its performance. Effective maintenance of the GM part 40009042 requires accurate oil management where employees should measure and drain old oil and supplement fresh oil to replace the absorbed desiccants. The proper installation demands technicians to use 88 in-lbs force (10 Nm) while tightening the clamp bolt and to carefully attach low-pressure lines using O-rings which need proper lubrication with refrigerant oil. ChevyPartsGiant.com provides a full stock of factory-tested genuine OEM GM components that includes 40009042 Catalytic Converter alongside other products to satisfy GM's factory standards. The manufacturer warranty together with a smooth installation process provides optimal performance for your system through a guarantee that it will function at its peak capability.