Chevrolet Silverado Cab Chassis 4WD
15 MPG The 2026 Chevrolet Silverado Cab Chassis 4WD is EPA-rated at 15 MPG combined (14 city / 16 highway). Over 15,000 miles a year that is about 1000 gallons, $3200 a year in fuel, or $0.213 per mile at $3.20/gal.
Across its full 2020–2026 run it averages 15.1 MPG, essentially flat across 7 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 | $0.167 | $1667 | $2500 | $3333 |
| $3.00/gal | $0.200 | $2000 | $3000 | $4000 |
| $3.20/gal | $0.213 | $2133 | $3200 | $4267 |
| $3.50/gal | $0.233 | $2333 | $3500 | $4667 |
| $4.00/gal | $0.267 | $2667 | $4000 | $5333 |
| $4.50/gal | $0.300 | $3000 | $4500 | $6000 |
| $5.00/gal | $0.333 | $3333 | $5000 | $6667 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2026 | 15 MPG | 14 | 16 | $4150 | 592 | 1 |
| 2025 | 15 MPG | 14 | 16 | $4150 | 592 | 1 |
| 2024 | 15 MPG | 14 | 17 | $4150 | 577 | 1 |
| 2023 | 16 MPG | 15 | 17 | $3900 | 564 | 1 |
| 2022 | 15.3 MPG | 14 | 17 | $4067 | 585 | 3 |
| 2021 | 14.7 MPG | 13.7 | 16.7 | $4250 | 607 | 3 |
| 2020 | 15 MPG | 14 | 16.5 | $4150 | 594 | 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 3 special purpose vehicle 4wd models tracked here, the Chevrolet Silverado Cab Chassis 4WD ranks 2 on current figures, against a class average of 16.5 MPG.
Closest more-efficient alternatives in the same class: Lincoln MKT Livery AWD (18).
Tailpipe CO₂ is rated at 592 grams per mile, which works out to roughly 8.9 tonnes a year at 15,000 miles.
Questions
What MPG does the Chevrolet Silverado Cab Chassis 4WD get?
The 2026 Chevrolet Silverado Cab Chassis 4WD is rated at 15 MPG combined by the EPA — 14 city and 16 highway. Across all 7 model years in the database it averages 15.1 MPG, ranging from 14 to 16 depending on year and trim.
How much does a Chevrolet Silverado Cab Chassis 4WD cost in fuel per year?
At 15 MPG and 15,000 miles a year, it burns about 1000 gallons — roughly $3200 a year with fuel at $3.20 a gallon, or $0.213 per mile. The EPA's own published annual figure for the 2026 model is $4150.
Has the Chevrolet Silverado Cab Chassis 4WD become more efficient over time?
Barely. It sits at 15 MPG today against 15 in 2020 — essentially flat across 7 model years, with efficiency gains offset by weight and power creep.
Is the Chevrolet Silverado Cab Chassis 4WD efficient for its class?
It ranks 2 of 3 in the Special Purpose Vehicle 4WD class on current figures, against a class average of 16.5 MPG. That is 1.5 worse than typical for the class.
Compare with similar models
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.