1999 GMC Yukon
4 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Yukon 1500 2WD | 12 | 16 | 14 | Regular Gasoline | Rear-Wheel Drive | 5.7L 8-cyl | Automatic 4-spd |
| Yukon 1500 2WD | 12 | 16 | 13 | Regular Gasoline | 2-Wheel Drive | 5.7L 8-cyl | Automatic 4-spd |
| Yukon 1500 4WD | 11 | 15 | 13 | Regular Gasoline | 4-Wheel or All-Wheel Drive | 5.7L 8-cyl | Automatic 4-spd |
| Yukon 1500 4WD | 13 | 17 | 15 | Diesel | 4-Wheel or All-Wheel Drive | 6.5L 8-cyl Turbo | Automatic 4-spd |