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2023 Cadillac CT5 V — 3.0L 6-cyl, S10 automatic, RWD
This 2023 Cadillac CT5 V (3.0L 6-cyl, S10 automatic, RWD) takes premium gasoline. PREMIUM
21
MPG combined (18 city / 27 hwy)
$3,650
est. fuel cost / year (EPA, 15k mi)
423 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 2023 Cadillac CT5 V trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 6.2L 8-cyl, S10 automatic, RWD | PREMIUM | 16 | $4,800 |
| 6.2L 8-cyl, 6-spd manual, RWD | PREMIUM | 15 | $5,150 |
EPA fuel type: Premium · class: Midsize Cars · retrieved 2026-06-14.