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2017 Cadillac XTS Hearse — 3.6L 6-cyl, S6 automatic, FWD
This 2017 Cadillac XTS Hearse (3.6L 6-cyl, S6 automatic, FWD) takes regular (87-octane) gasoline. REGULAR
17
MPG combined (15 city / 21 hwy)
$3,650
est. fuel cost / year (EPA, 15k mi)
525 g/mi
tailpipe CO₂
EPA fuel type: Regular · class: Special Purpose Vehicle 2WD · retrieved 2026-06-14.