Oldsmobile ยท 1984
1984 Oldsmobile Cutlass Supreme
Official EPA fuel economy and NHTSA recall record, best combined figure 23 MPG.
Fuel economy (EPA)
| Engine | Transmission | Fuel | City | Highway | Combined | CO2 g/mi |
|---|---|---|---|---|---|---|
| 3.8L 6-cyl | Automatic 3-spd | Regular | 17 | 22 | 19 | 468 |
| 4.3L 6-cyl | Automatic 3-spd | Diesel | 21 | 28 | 23 | 443 |
| 4.3L 6-cyl | Automatic 4-spd | Diesel | 20 | 29 | 23 | 443 |
| 5.0L 8-cyl | Automatic 3-spd | Regular | 15 | 20 | 16 | 555 |
| 5.0L 8-cyl | Automatic 4-spd | Regular | 15 | 22 | 17 | 523 |
| 5.7L 8-cyl | Automatic 3-spd | Diesel | 18 | 25 | 21 | 485 |
| 5.7L 8-cyl | Automatic 4-spd | Diesel | 18 | 27 | 21 | 485 |
| 3.8L 6-cyl | Automatic 3-spd | Regular | 16 | 22 | 18 | 494 |
| 4.3L 6-cyl | Automatic 4-spd | Diesel | 19 | 29 | 22 | 463 |
| 5.0L 8-cyl | Automatic 3-spd | Regular | 15 | 20 | 16 | 555 |
| 5.0L 8-cyl | Automatic 4-spd | Regular | 14 | 21 | 16 | 555 |
Safety recalls (NHTSA)
2 campaigns on record for this model year. Recall repairs are free at dealers; check your exact vehicle by VIN on nhtsa.gov/recalls.
SOME VEHICLES HAVE BUCKET SEAT BACK LOCKS THAT DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD 207, ANCHORAGE OF SEATS. IN EVENT OF A CRASH, THE SEAT BACK LOCK MAY NOT FUNCTION.
A SMALL NYLON BUSHING IN THE CRUISE CONTROL SERVO BAIL MAY SLIP OUT OF PLACE, CAUSING INTERMITTENT AND UNEXPECTED INCREASES IN ENGINE SPEED OR DIESELING (ENGINE RUN ON WITH IGNITION OFF).
Owner complaints (NHTSA)
20 complaints filed by owners for this model year (1 involving a crash, 2 a fire). Complaints are owner reports, not confirmed defects - browse them in full on nhtsa.gov.
Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.