Chevrolet · 2004–2005 · Natural gas
Chevrolet Silverado CNG MPG by year
The EPA has rated 2 model years of the Chevrolet Silverado CNG, from 2004 to 2005. The most fuel-efficient year is the 2004, at 10 MPGe combined in its best configuration. The best 2005 model is 10% less efficient than the best 2004 model (9 vs. 10 MPGe). The 2005 model is about as efficient as the median full-size pickup (9 MPGe).
Combined MPGe by model year
- Silverado CNG, most efficient version
- Range across configurations
- Class median
Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPGe. Click a point to open that model year; the table below lists every value.
Every Silverado CNG model year
| Year | Type | Best combined | City / Hwy | Class median | Range | Configs | Fuel / yr |
|---|---|---|---|---|---|---|---|
| 2005 | Natural gas | 9 MPGe | 8 / 11 | 9 | — | 2 | $4,833 |
| 2004 | Natural gas | 10 MPGe | 9 / 11 | 12 | — | 1 | $4,350 |
Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.
Compare Silverado CNG model years
See how much a newer Silverado CNG would save over an older one.
Models similar to the Chevrolet Silverado CNG
Other Chevrolet Silverado versions
Frequently asked questions
Which Chevrolet Silverado CNG year has the best fuel economy?
The 2004 Chevrolet Silverado CNG, rated up to 10 MPGe combined. At 15,000 miles a year with $2.90/gge natural gas, that works out to about $4,350 a year.
Which Chevrolet Silverado CNG year has the worst fuel economy?
The 2005 model, whose most efficient version is rated 9 MPGe combined (about $4,833 a year to fuel).
What is the fuel economy of the latest Chevrolet Silverado CNG?
The 2005 Chevrolet Silverado CNG is rated up to 9 MPGe combined.