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Fuel Economy of 2015 Cadillac XTS
EPA MPG
MODEL City Comb Hwy
2015 Cadillac XTS 6 cyl, 3.6 L, Automatic (S6), Regular Gasoline
Compare2015 Cadillac XTS 18

City

21

Combined

28

Highway

2015 Cadillac XTS AWD 6 cyl, 3.6 L, Automatic (S6), Regular Gasoline
Compare2015 Cadillac XTS AWD 16

City

19

Combined

24

Highway

2015 Cadillac XTS Hearse 6 cyl, 3.6 L, Automatic (S6), Regular Gasoline
Compare2015 Cadillac XTS Hearse 14

City

17

Combined

21

Highway

2015 Cadillac XTS Limo 6 cyl, 3.6 L, Automatic (S6), Regular Gasoline
Compare2015 Cadillac XTS Limo 14

City

17

Combined

21

Highway

2015 Cadillac XTS AWD 6 cyl, 3.6 L, Automatic (S6), Regular Gasoline
Compare2015 Cadillac XTS AWD 17

City

20

Combined

26

Highway