Photo: GMC Sierra by Ethan Llamas, CC BY-SA 4.0, via Wikimedia Commons. It shows the model, not always this exact version.
GMC · model year 2023
2023 GMC Sierra Mud Terrain Tires 4WD
Pickup · 4-Wheel Drive · Gas · EPA class: Standard Pickup Trucks 4WD
EPA figures · 2023fueleconomy.gov
15MPG combined
14/17MPG city / highway
$5,500fuel a year
585 g CO₂ per mile 6.2 L 8-cyl Automatic 10-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 15 MPG
- City MPG
- 14 MPG
- Highway MPG
- 17 MPG
- Annual fuel cost
- $5,500
- Tailpipe CO₂
- 585 g per mile
- Model year
- 2023
- Body
- Pickup
- EPA size class
- Standard Pickup Trucks 4WD
- Drive
- 4-Wheel Drive
- Engine
- 6.2 L 8-cyl
- Transmission
- Automatic 10-spd
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
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16 MPG · $4,200 fuel a year 2023 GMC Sierra Cab Chassis 4WD
16 MPG · $4,200 fuel a year 2023 GMC Sierra Mud Terrain Tires 4WD
17 MPG · $3,950 fuel a year 2023 GMC Sierra Mud Terrain Tires 4WD
16 MPG · $4,200 fuel a year 2023 GMC Sierra Mud Terrain Tires 4WD
16 MPG · $4,200 fuel a yearEvery alternative to the 2023 GMC Sierra Mud Terrain Tires 4WD →