Most Fuel Efficient Trucks 1984EPA MPG Rankings
| # | Make & Model | Combined | City | Hwy | Fuel |
|---|---|---|---|---|---|
| 1 | Isuzu Pickup 2WD (Manual 4-spd) | 31 | 29 | 35 | Diesel |
| 2 | Isuzu Pickup 2WD (Manual 5-spd) | 30 | 28 | 33 | Diesel |
| 3 | Toyota Truck 2WD (Manual 4-spd) | 30 | 28 | 32 | Diesel |
| 4 | Chevrolet S10 Pickup 2WD (Manual 5-spd) | 29 | 26 | 32 | Diesel |
| 5 | GMC S15 Pickup 2WD (Manual 5-spd) | 29 | 26 | 32 | Diesel |
| 6 | Isuzu Pickup 2WD (Manual 5-spd) | 29 | 27 | 31 | Diesel |
| 7 | Toyota Truck 2WD (Manual 5-spd) | 29 | 27 | 31 | Diesel |
| 8 | Chevrolet S10 Pickup 2WD (Manual 4-spd) | 28 | 26 | 31 | Diesel |
| 9 | Chevrolet S10 Pickup 2WD (Manual 4-spd) | 28 | 26 | 31 | Diesel |
| 10 | Chevrolet S10 Pickup 2WD (Manual 5-spd) | 28 | 26 | 31 | Diesel |
| 11 | Dodge Ram 50 Pickup 2WD (Manual 5-spd) | 28 | 26 | 31 | Diesel |
| 12 | GMC S15 Pickup 2WD (Manual 4-spd) | 28 | 26 | 31 | Diesel |
| 13 | GMC S15 Pickup 2WD (Manual 4-spd) | 28 | 26 | 31 | Diesel |
| 14 | GMC S15 Pickup 2WD (Manual 5-spd) | 28 | 26 | 31 | Diesel |
| 15 | Mitsubishi Truck 2WD (Manual 5-spd) | 28 | 26 | 31 | Diesel |
| 16 | Nissan Pickup 2WD (Manual 5-spd) | 28 | 26 | 30 | Diesel |
| 17 | Nissan Pickup 2WD (Manual 5-spd) | 27 | 24 | 31 | Gasoline |
| 18 | Toyota Truck 2WD (Manual 5-spd) | 27 | 26 | 28 | Diesel |
| 19 | Chevrolet S10 Pickup 2WD (Manual 5-spd) | 26 | 23 | 31 | Gasoline |
| 20 | Ford Ranger Pickup 2WD (Manual 4-spd) | 26 | 25 | 28 | Diesel |