2013 GMC Sierra
Standard Pickup Trucks 2WD · Rear-Wheel Drive · Regular Gasoline
21
Combined MPG
20
City MPG
23
Highway MPG
—
Safety Rating
📊 Key Statistics — 2013 GMC Sierra
- Combined fuel economy: 21 MPG (20 city / 23 highway)
- Annual fuel cost: $2,850
- CO₂ emissions: 418 grams/mile
Specifications
| Make | GMC · Company Profile |
| Model | Sierra |
| Year | 2013 |
| Class | Standard Pickup Trucks 2WD |
| Drive | Rear-Wheel Drive |
| Transmission | Automatic (variable gear ratios) |
| Fuel Type | Regular Gasoline |
| Cylinders | 8 |
| Engine Size | 6.0L |
EPA Scores
| Fuel Economy Score | 5/10 |
| Greenhouse Gas Score | 5/10 |
| You Save/Spend vs Average | $-3,500 over 5 years |
Annual Fuel Cost
| Annual Fuel Cost (15K mi, $3.50/gal) | $2500 |
| Monthly Fuel Cost | $208 |
| Cost per Mile (fuel only) | $17¢ |
Based on 15,000 miles/year and $3.50/gallon national average.
Compare This Car
GMC Sierra — MPG by Year
| Year | MPG | |
|---|---|---|
| 2026 | 68 | ↑ |
| 2025 | 64 | ↑ |
| 2024 | 25 | ↑ |
| 2023 | 26 | ↑ |
| 2022 | 26 | ↑ |
| 2021 | 26 | ↑ |
| 2020 | 26 | ↑ |
| 2019 | 21 | = |
| 2018 | 20 | ↓ |
| 2017 | 20 | ↓ |
Similar 2013 Standard Pickup Trucks 2WD
- Ram 1500 — 21 MPG
- Chevrolet Silverado — 21 MPG
- Ford F150 — 19 MPG
- Toyota Tundra — 17 MPG
- Nissan Titan — 15 MPG