Cadillac XTS Hearse Engine Specifications

The 2019 Cadillac XTS Hearse is offered with 3.6L engines in 6-cylinder form, per EPA fuel-economy records.

Latest model year (2019):

The Cadillac XTS Hearse is available with 6 3.6L and Automatic (S6) (Front-Wheel Drive).

Verifiedfueleconomy.gov · Verified August 11, 2026

Cadillac XTS Hearse Engine Specs — All Years

YearTrimCylindersDispl.TransmissionDriveFuel TypeVehicle Class
2019Auto (S6), 6 cyl, 3.6 L63.6LAutomatic (S6)Front-Wheel DriveRegular GasolineSpecial Purpose Vehicle 2WD
2018Auto (S6), 6 cyl, 3.6 L63.6LAutomatic (S6)Front-Wheel DriveRegular GasolineSpecial Purpose Vehicle 2WD
2017Auto (S6), 6 cyl, 3.6 L63.6LAutomatic (S6)Front-Wheel DriveRegular GasolineSpecial Purpose Vehicle 2WD
2016Auto (S6), 6 cyl, 3.6 L63.6LAutomatic (S6)Front-Wheel DriveRegular GasolineSpecial Purpose Vehicle 2WD
2015Auto (S6), 6 cyl, 3.6 L63.6LAutomatic (S6)Front-Wheel DriveRegular GasolineSpecial Purpose Vehicle 2WD

Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.

Cadillac XTS Hearse data analysis

How Cadillac XTS Hearse engine displacement varies

Across 5 configurations recorded for the 2015 through 2019 Cadillac XTS Hearse, engine displacement runs from 3.6 litres to 3.6 litres. The strongest figure belongs to the 2019 Cadillac XTS Hearse (SIDI) at 3.6 litres, and the weakest to the 2015 car (SIDI) at 3.6 litres — a spread of 0%. The narrow spread means any year of the Cadillac XTS Hearse in this table behaves much like the others, so you can shop on price, condition and mileage rather than chasing a particular model year.

What changed for 2019

Average engine displacement for the 2019 Cadillac XTS Hearse is 3.6 litres, against 3.6 litres for the 2018 car — it held flat. A carry-over year like this usually means no powertrain or structural change, so an older example is the cheaper way into the same specification.

How to read this Cadillac XTS Hearse data

This page lists every 2015 through 2019 Cadillac XTS Hearse record we hold for this measurement — 5 rows in total, one per configuration and model year rather than a single headline figure. Figures are published as the source agency records them: we do not round, average or interpolate missing years, and a year that is absent from the table is a year with no published measurement rather than a zero. Where a manufacturer offered several drivetrains or body styles in the same year, each appears on its own row, because those variants rarely share the same numbers.

Where these Cadillac XTS Hearse figures come from

Every value on this page is loaded from federal open data — EPA fuel economy submissions, NHTSA vehicle and crash-test records, and manufacturer specification filings — rather than dealer listings or copied editorial content. The Cadillac XTS Hearse record refreshes as the agencies publish, which typically means new model-year rows appear in the autumn and crash-test results follow through the model year as vehicles are tested. Because certification data is filed per configuration, treat any single headline number for this vehicle with caution: the figure that applies to a specific car depends on its engine, drivetrain, body style and model year, all of which are listed separately above. If a number here disagrees with a brochure, the brochure is usually quoting the best available configuration rather than the one being sold.

Frequently Asked Questions About XTS Hearse Engine Specs

What engine does the Cadillac XTS Hearse have?

The Cadillac XTS Hearse is available with 6 cylinder engines ranging up to 3.6L. Transmission and drivetrain options vary by trim. See the full table above.

Is the Cadillac XTS Hearse available with all-wheel drive?

Check the drive column in the table above to see available drivetrain configurations.

View full Cadillac XTS Hearse specs

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