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 2026
2026 GMC Sierra Cab Chassis 2WD
Special purpose · Rear-Wheel Drive · Gas · EPA class: Special Purpose Vehicle 2WD
EPA figures · 2026fueleconomy.gov
16MPG combined
15/18MPG city / highway
$4,200fuel a year
551 g CO₂ per mile 5.3 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
Against gas and hybrid cars by fuel cost
Chart average 24 MPGBest 57 MPG
Lowest on the chart $1,200Chart average $3,426
Every figure on record
- Combined MPG
- 16 MPG
- City MPG
- 15 MPG
- Highway MPG
- 18 MPG
- Annual fuel cost
- $4,200
- Tailpipe CO₂
- 551 g per mile
- Model year
- 2026
- Body
- Special purpose
- EPA size class
- Special Purpose Vehicle 2WD
- Drive
- Rear-Wheel Drive
- Engine
- 5.3 L 8-cyl
- Transmission
- Automatic 10-spd
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
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