2020 Cadillac CT4 — 2.7L 4-cyl, S10 automatic, RWD
This 2020 Cadillac CT4 (2.7L 4-cyl, S10 automatic, RWD) takes premium gasoline. PREMIUM
24
MPG combined (20 city / 30 hwy)
$3,200
est. fuel cost / year (EPA, 15k mi)
373 g/mi
tailpipe CO₂
The EPA lists this trim as premium because that's the fuel the manufacturer specified for its mileage test. Many such engines will run on regular with slightly lower power and MPG — but check your owner's manual to see whether premium is required or just recommended.
Other 2020 Cadillac CT4 trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 2.0L 4-cyl, S8 automatic, RWD | PREMIUM | 27 | $2,850 |
EPA fuel type: Premium · class: Compact Cars · retrieved 2026-06-14.