Chevrolet · 1984–1988 · Diesel
Chevrolet K20 Pickup Diesel MPG by year
The EPA has rated 4 model years of the Chevrolet K20 Pickup Diesel, from 1984 to 1988. The most fuel-efficient year is the 1984, at 18 MPG combined in its best configuration. The best 1988 model is 6% less efficient than the best 1984 model (17 vs. 18 MPG). The 1988 model is about as efficient as the median full-size pickup (17 MPG).
Combined MPG by model year
- K20 Pickup Diesel, 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 MPG. Click a point to open that model year; the table below lists every value.
Every K20 Pickup Diesel model year
| Year | Type | Best combined | City / Hwy | Class median | Range | Configs | Fuel / yr |
|---|---|---|---|---|---|---|---|
| 1988 | Diesel | 17 MPG lowest 16 |
15 / 20 | 17 | — | 2 | $3,265 |
| 1986 | Diesel | 17 MPG lowest 16 |
15 / 20 | 17 | — | 2 | $3,265 |
| 1985 | Diesel | 17 MPG lowest 15 |
15 / 20 | 16 | — | 2 | $3,265 |
| 1984 | Diesel | 18 MPG lowest 17 |
16 / 20 | 17 | — | 3 | $3,083 |
Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.
Compare K20 Pickup Diesel model years
See how much a newer K20 Pickup Diesel would save over an older one.
Models similar to the Chevrolet K20 Pickup Diesel
Other Chevrolet K20 Pickup versions
Frequently asked questions
Which Chevrolet K20 Pickup Diesel year has the best fuel economy?
The 1984 Chevrolet K20 Pickup Diesel, rated up to 18 MPG combined. At 15,000 miles a year with $3.70/gal diesel fuel, that works out to about $3,083 a year.
Which Chevrolet K20 Pickup Diesel year has the worst fuel economy?
The 1986 model, whose most efficient version is rated 17 MPG combined (about $3,265 a year to fuel).
What is the fuel economy of the latest Chevrolet K20 Pickup Diesel?
The 1988 Chevrolet K20 Pickup Diesel is rated up to 17 MPG combined.