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Fuel Economy of 2010 Cadillac STS
EPA MPG  
MODEL City Comb Hwy Fuel Cost
2010 Cadillac STS 6 cyl, 3.6 L, Automatic (S6), Regular Gasoline
2010 Cadillac STS 18

City

21

Combined

27

Highway

$2700

per year

2010 Cadillac STS AWD 6 cyl, 3.6 L, Automatic (S6), Regular Gasoline
2010 Cadillac STS AWD 18

City

21

Combined

27

Highway

$2700

per year

2010 Cadillac STS 8 cyl, 4.6 L, Automatic (S6), Regular Gasoline
2010 Cadillac STS 15

City

18

Combined

24

Highway

$3150

per year

2010 Cadillac STS AWD 8 cyl, 4.6 L, Automatic (S6), Regular Gasoline
2010 Cadillac STS AWD 15

City

17

Combined

22

Highway

$3300

per year

Annual Fuel Costs are based on 45% highway driving, 55% city driving, and 15000 annual miles.

Assumed Fuel Prices:

  • Regular: 3.75
  • Midgrade: 3.90
  • Premium: 4.02
  • Diesel: 4.00
  • CNG: 2.13
  • Electricity: 0.12 per kilowatt hour
  • E85: 3.14
  • LPG: 3.08