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Fuel Economy of 2005 GMC Sierra
EPA MPG  
MODEL City Comb Hwy Fuel Cost
2005 GMC Sierra 15 Hybrid 2WD 8 cyl, 5.3 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 15 Hybrid 2WD 16

City

17

Combined

19

Highway

$3300

per year

2005 GMC Sierra 1500 2WD 6 cyl, 4.3 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 1500 2WD 14

City

16

Combined

20

Highway

$3500

per year

2005 GMC Sierra 1500 2WD 6 cyl, 4.3 L, Manual 5-spd, Regular Gasoline
2005 GMC Sierra 1500 2WD 14

City

16

Combined

20

Highway

$3500

per year

2005 GMC Sierra 1500 2WD 8 cyl, 4.8 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 1500 2WD 15

City

17

Combined

19

Highway

$3300

per year

2005 GMC Sierra 1500 2WD 8 cyl, 4.8 L, Manual 5-spd, Regular Gasoline
2005 GMC Sierra 1500 2WD 14

City

16

Combined

19

Highway

$3500

per year

2005 GMC Sierra 1500 2WD 8 cyl, 5.3 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 1500 2WD 14

City

16

Combined

19

Highway

$3500

per year

2005 GMC Sierra 1500 2WD 8 cyl, 6.0 L, Automatic 4-spd, Premium Gasoline
2005 GMC Sierra 1500 2WD 13

City

15

Combined

18

Highway

$4000

per year

2005 GMC Sierra 15 Hybrid 4WD 8 cyl, 5.3 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 15 Hybrid 4WD 15

City

16

Combined

18

Highway

$3500

per year

2005 GMC Sierra 1500 4WD 6 cyl, 4.3 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 1500 4WD 13

City

15

Combined

17

Highway

$3750

per year

2005 GMC Sierra 1500 4WD 6 cyl, 4.3 L, Manual 5-spd, Regular Gasoline
2005 GMC Sierra 1500 4WD 13

City

15

Combined

18

Highway

$3750

per year

2005 GMC Sierra 1500 4WD 8 cyl, 4.8 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 1500 4WD 14

City

16

Combined

18

Highway

$3500

per year

2005 GMC Sierra 1500 4WD 8 cyl, 4.8 L, Manual 5-spd, Regular Gasoline
2005 GMC Sierra 1500 4WD 14

City

15

Combined

18

Highway

$3750

per year

2005 GMC Sierra 1500 4WD 8 cyl, 5.3 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 1500 4WD 13

City

15

Combined

17

Highway

$3750

per year

2005 GMC Sierra 1500 AWD 8 cyl, 6.0 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 1500 AWD 12

City

13

Combined

15

Highway

$4350

per year

2005 GMC Sierra 2500 HD 2WD CNG 8 cyl, 6.0 L, Automatic 4-spd, CNG
2005 GMC Sierra 2500 HD 2WD CNG 8

City

9

Combined

11

Highway

$3550

per year

2005 GMC Sierra 2500 HD 4WD CNG 8 cyl, 6.0 L, Automatic 4-spd, CNG
2005 GMC Sierra 2500 HD 4WD CNG 8

City

9

Combined

11

Highway

$3550

per year

2005 GMC Sierra 1500 4WD 8 cyl, 5.3 L, Automatic 4-spd, Regular Gas or E85
2005 GMC Sierra 1500 4WD Gas 13

City

15

Combined

17

Highway

$3750

per year

E85 10

City

11

Combined

13

Highway

$4300

per year

2005 GMC Sierra 2500 Hd 2WD 8 cyl, 6.0 L, Automatic 4-spd, Regular Gasoline
2005 GMC Sierra 2500 Hd 2WD 10

City

11

Combined

12

Highway

$5100

per year

2005 GMC Sierra 1500 2WD 8 cyl, 5.3 L, Automatic 4-spd, Regular Gas or E85
2005 GMC Sierra 1500 2WD Gas 14

City

16

Combined

19

Highway

$3500

per year

E85 11

City

12

Combined

15

Highway

$3900

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