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GMC Cars: Every Model and Year With MPG

Updated

2,900 on record. Sorted by model year; every figure comes from US EPA fueleconomy.gov, with the page it was read from on each entry.

2,900listed
  1. #26 2026 · GMC Gasoline Sierra 2WD Not published by the EPA 25MPG$3,850Fuel / year Rear-Wheel Drive · 3.0 L 6-cyl turbo
  2. #27 2026 · GMC Gasoline Sierra 2WD Not published by the EPA 20MPG$3,350Fuel / year Rear-Wheel Drive · 2.7 L 4-cyl turbo
  3. #28 2026 · GMC Gasoline Sierra 2WD with Sport Mode Not published by the EPA 18MPG$3,700Fuel / year Rear-Wheel Drive · 5.3 L 8-cyl
  4. #29 2026 · GMC Gasoline Sierra 2WD with Sport Mode Not published by the EPA 19MPG$3,550Fuel / year Rear-Wheel Drive · 2.7 L 4-cyl turbo
  5. #30 2026 · GMC Gasoline Sierra 4WD Not published by the EPA 16MPG$4,200Fuel / year 4-Wheel Drive · 5.3 L 8-cyl
  6. #31 2026 · GMC Gasoline Sierra 4WD Not published by the EPA 18MPG$3,700Fuel / year 4-Wheel Drive · 2.7 L 4-cyl turbo
  7. #32 2026 · GMC Gasoline Sierra 4WD Not published by the EPA 16MPG$5,150Fuel / year 4-Wheel Drive · 6.2 L 8-cyl
  8. #33 2026 · GMC Gasoline Sierra 4WD AT4X Not published by the EPA 15MPG$5,500Fuel / year 4-Wheel Drive · 6.2 L 8-cyl
  9. #34 2026 · GMC Gasoline Sierra 4WD AT4X with Sport Mode Not published by the EPA 19MPG$5,050Fuel / year 4-Wheel Drive · 3.0 L 6-cyl turbo
  10. #35 2026 · GMC Gasoline Sierra 4WD FFV Not published by the EPA 17MPG$3,950Fuel / year 4-Wheel Drive · 5.3 L 8-cyl
  11. #36 2026 · GMC Gasoline Sierra 4WD with Sport Mode Not published by the EPA 17MPG$3,950Fuel / year 4-Wheel Drive · 5.3 L 8-cyl
  12. #37 2026 · GMC Gasoline Sierra 4WD with Sport Mode Not published by the EPA 17MPG$3,950Fuel / year 4-Wheel Drive · 2.7 L 4-cyl turbo
  13. #38 2026 · GMC Gasoline Sierra 4WD with Sport Mode Not published by the EPA 24MPG$4,000Fuel / year 4-Wheel Drive · 3.0 L 6-cyl turbo
  14. #39 2026 · GMC Gasoline Sierra Cab Chassis 2WD Not published by the EPA 16MPG$4,200Fuel / year Rear-Wheel Drive · 5.3 L 8-cyl
  15. #40 2026 · GMC Gasoline Sierra Cab Chassis 4WD Not published by the EPA 15MPG$4,450Fuel / year 4-Wheel Drive · 5.3 L 8-cyl
  16. #41 2026 · GMC Gasoline SIERRA EV Ext Range (11kW Charger) Not published by the EPA 68MPGe410 miRange$1,100Fuel / year 4-Wheel Drive · 255 and 256 kW ACPM
  17. #42 2026 · GMC Gasoline SIERRA EV Ext Range (19kW Charger) Not published by the EPA 64MPGe385 miRange$1,200Fuel / year 4-Wheel Drive · 255 and 256 kW ACPM
  18. #43 2026 · GMC Gasoline SIERRA EV Std Range (11kW Charger) Not published by the EPA 67MPGe283 miRange$1,150Fuel / year 4-Wheel Drive · 255 and 256 kW ACPM
  19. #44 2026 · GMC Gasoline Sierra Mud Terrain Tires 4WD Not published by the EPA 17MPG$3,950Fuel / year 4-Wheel Drive · 2.7 L 4-cyl turbo
  20. #45 2026 · GMC Gasoline Sierra Mud Terrain Tires 4WD Not published by the EPA 15MPG$5,500Fuel / year 4-Wheel Drive · 6.2 L 8-cyl
  21. #46 2026 · GMC Gasoline Sierra Mud Terrain Tires 4WD Not published by the EPA 16MPG$4,200Fuel / year 4-Wheel Drive · 5.3 L 8-cyl
  22. #47 2026 · GMC Gasoline Sierra Mud Terrain Tires 4WD FFV Not published by the EPA 17MPG$3,950Fuel / year 4-Wheel Drive · 5.3 L 8-cyl
  23. #48 2026 · GMC Gasoline Sierra Mud Terrain Tires 4WD (Sport Mode) Not published by the EPA 16MPG$4,200Fuel / year 4-Wheel Drive · 5.3 L 8-cyl
  24. #49 2026 · GMC Gasoline Sierra Mud Terrain Tires with Sport Mode Not published by the EPA 23MPG$4,150Fuel / year 4-Wheel Drive · 3.0 L 6-cyl turbo
  25. #50 2026 · GMC Gasoline Terrain AWD Not published by the EPA 25MPG$2,700Fuel / year All-Wheel Drive · 1.5 L 4-cyl turbo

Figures from the EPA's fuel-economy label (fueleconomy.gov). Bars are drawn to one scale: the longest is the top year on this page.

Photo credits (25)

2026 GMC Sierra 2WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 2WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 2WD with Sport Mode: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 2WD with Sport Mode: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD AT4X: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD AT4X with Sport Mode: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD FFV: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD with Sport Mode: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD with Sport Mode: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra 4WD with Sport Mode: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra Cab Chassis 2WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra Cab Chassis 4WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC SIERRA EV Ext Range (11kW Charger): Charles from Port Chester, New York, CC BY 2.0 · 2026 GMC SIERRA EV Ext Range (19kW Charger): Charles from Port Chester, New York, CC BY 2.0 · 2026 GMC SIERRA EV Std Range (11kW Charger): Charles from Port Chester, New York, CC BY 2.0 · 2026 GMC Sierra Mud Terrain Tires 4WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra Mud Terrain Tires 4WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra Mud Terrain Tires 4WD: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra Mud Terrain Tires 4WD FFV: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra Mud Terrain Tires 4WD (Sport Mode): Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Sierra Mud Terrain Tires with Sport Mode: Ethan Llamas, CC BY-SA 4.0 · 2026 GMC Terrain AWD: Kevauto, CC BY-SA 4.0. Photos from Wikimedia Commons; CarCody links each to its file page.

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