Chevrolet Suburban C1500 2WD
17.7 MPG The 2020 Chevrolet Suburban C1500 2WD is EPA-rated at 17.7 MPG combined (14.7 city / 22.3 highway). Over 15,000 miles a year that is about 847 gallons, $2712 a year in fuel, or $0.181 per mile at $3.20/gal.
Across its full 2015–2020 run it averages 18.3 MPG, essentially flat across 6 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.141 | $1412 | $2119 | $2825 |
| $3.00/gal | $0.169 | $1695 | $2542 | $3390 |
| $3.20/gal | $0.181 | $1808 | $2712 | $3616 |
| $3.50/gal | $0.198 | $1977 | $2966 | $3955 |
| $4.00/gal | $0.226 | $2260 | $3390 | $4520 |
| $4.50/gal | $0.254 | $2542 | $3814 | $5085 |
| $5.00/gal | $0.282 | $2825 | $4237 | $5650 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2020 | 17.7 MPG | 14.7 | 22.3 | $3817 | 509 | 3 |
| 2019 | 17.7 MPG | 14.7 | 22.3 | $3817 | 509 | 3 |
| 2018 | 19 MPG | 16 | 23 | $3300 | 468 | 2 |
| 2017 | 19 MPG | 16 | 23 | $3300 | 477 | 2 |
| 2016 | 18.5 MPG | 16 | 23 | $3375 | 485 | 2 |
| 2015 | 18 MPG | 16 | 23 | $3450 | 481 | 2 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 29 standard sport utility vehicle 2wd models tracked here, the Chevrolet Suburban C1500 2WD ranks 25 on current figures, against a class average of 19.9 MPG.
Closest more-efficient alternatives in the same class: Ford Expedition 2WD (18), Infiniti QX80 2WD (18), Lincoln Navigator L 2WD (18), Nissan Armada 2WD (18), Chevrolet Suburban 2WD (18.7).
Tailpipe CO₂ is rated at 509 grams per mile, which works out to roughly 7.6 tonnes a year at 15,000 miles.
Questions
What MPG does the Chevrolet Suburban C1500 2WD get?
The 2020 Chevrolet Suburban C1500 2WD is rated at 17.7 MPG combined by the EPA — 14.7 city and 22.3 highway. Across all 6 model years in the database it averages 18.3 MPG, ranging from 17 to 19 depending on year and trim.
How much does a Chevrolet Suburban C1500 2WD cost in fuel per year?
At 17.7 MPG and 15,000 miles a year, it burns about 847 gallons — roughly $2712 a year with fuel at $3.20 a gallon, or $0.181 per mile. The EPA's own published annual figure for the 2020 model is $3817.
Has the Chevrolet Suburban C1500 2WD become more efficient over time?
Barely. It sits at 17.7 MPG today against 18 in 2015 — essentially flat across 6 model years, with efficiency gains offset by weight and power creep.
Is the Chevrolet Suburban C1500 2WD efficient for its class?
It ranks 25 of 29 in the Standard Sport Utility Vehicle 2WD class on current figures, against a class average of 19.9 MPG. That is 2.2 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.