Shop Cadillac Genuine OEM Parts — Catalog for USA

Original Cadillac parts for the USA: diagrams, OEM numbers and VIN-based selection

This page is the original Cadillac spare parts catalog tailored to the USA market. The complete list of model series and generations with production years is shown above; use it to navigate to the exact vehicle specification sold in the United States. USA versions often differ from other regions in engines, emissions packages, lighting, safety equipment and trims, so selecting parts within this USA catalog ensures compatibility with local vehicles.

Here you can browse factory assemblies, open detailed diagrams, and read OEM part numbers for every component. The catalog supports searching by model, generation and year, and also offers VIN-based filtering to pinpoint parts for a specific configuration.

Model coverage highlights

The list above spans modern SUVs, sedans and coupes, as well as classic nameplates and specialty platforms. A few examples:

• Escalade 5th Generation (2021 - 2025), plus earlier Escalade 4th (2015 - 2020) and 3rd (2007 - 2014) generations.
• XT5 (2017 - 2025), XT6 (2020 - 2025) and XT4 (2019 - 2025) crossovers for family and fleet use.
• CT4 (2020 - 2025), CT5 (2020 - 2025) and CT6 1st Generation (2016 - 2020) sedans.
• CTS 3rd Generation (2014 - 2019) and 2nd Generation (2005 - 2014), plus ATS (2013 - 2019) and XTS (2013 - 2019).
• SRX 2nd Generation (2010 - 2016) for earlier crossover coverage.
• Classic luxury: Eldorado 11th Generation (1992 - 2002), Seville 5th Generation (1998 - 2004), Deville 11th Generation (1998 - 2005).
• Traditional full-size: Brougham (1987 - 1992), Fleetwood Brougham D-Body (1993 - 1996).
• Roadsters and coupes: Allante (1987 - 1993), XLR (2004 - 2009).
• Electric: Lyriq (2023 - 2025) with EV-specific assemblies and high-voltage components.
• Professional vehicles: Commercial Chassis (1976 - 1985), Funeral Coach (1985 - 1993), Hearse/Limousine (1997 - 2005).

How to use the catalog

1. Confirm you are on the USA page. This catalog is already filtered for vehicles supplied to the United States.
2. In the list above, select the series (for example, Escalade, CT5, XT5).
3. Choose the matching generation and production years, such as Escalade 4th Generation (2015 - 2020) or CT4 (2020 - 2025).
4. Open the required assembly group: engine, transmission, suspension, steering, brakes, body, interior, electrical, climate control, etc.
5. Use the diagram to locate the part, then read its OEM number in the parts list.
6. Copy the OEM number to order the part or to check applicability and supersessions within the catalog.
7. If any configuration detail is unclear, decode the vehicle’s VIN and apply exact filters using the Cadillac VIN decoder on 7zap.
8. Working with mixed fleets or uncertain branding? Use the universal VIN decoder on 7zap to identify vehicles across multiple brands.

Why the USA catalog matters

• US emissions and fuel standards influence engine calibration, exhaust components, evaporative systems and sensors.
• SAE/DOT lighting, mph instrument clusters, TPMS frequencies and safety equipment can differ from other regions.
• Trim lines and option packages specific to the USA (towing, cooling, AWD/2WD calibrations, driver assistance) affect part numbers.
• The catalog reflects US-market supersessions and service kits to match dealership practices and local availability.

Popular choices and typical use in the USA

For American driving patterns—long highway trips, mixed city commuting and varied climates—SUVs such as the Escalade (including the 5th Generation, 2021 - 2025) and crossovers like XT5 (2017 - 2025) and XT6 (2020 - 2025) are common. Sedans like CT5 (2020 - 2025) and CT4 (2020 - 2025), alongside earlier CTS 3rd Generation (2014 - 2019) and XTS (2013 - 2019), remain popular in fleets and private ownership. The catalog also supports maintenance and restoration of classics such as Deville 11th Generation (1998 - 2005) or Eldorado 11th Generation (1992 - 2002), ensuring accurate OEM references for age-sensitive components.

VIN-based selection and part number search

For the most precise selection, decode the vehicle identification number to reveal your CADILLAC's exact configuration — series, engine, transmission, and USA-specific equipment like EPA/CARB emissions, SAE lighting, DOT safety equipment, and Federal/California-spec components. Use the CADILLAC VIN decoder to open a catalog filtered to your build. If you maintain multiple brands or need to identify a vehicle with unclear history, the universal VIN decoder helps with any car or truck. You can also search directly by OEM part number to verify applicability across engines, trims, and model years in USA.

Parts lookup by number and diagrams

You can search by original Cadillac part number or navigate visually through factory diagrams. Each diagram shows the correct position and interconnections of components, helping you avoid ordering errors. When you identify the item, use the OEM number to verify compatibility, view replacements and superseded numbers, and plan service operations with confidence.

Use the generation list above to get straight to the right assemblies, then rely on OEM numbers and VIN decoding to fine-tune your selection. Whether you are servicing a Lyriq (2023 - 2025), an Escalade 3rd Generation (2007 - 2014), or a CTS 2nd Generation (2005 - 2014), this USA-focused catalog is designed to guide you to the exact original Cadillac spare parts you need.