GMC Suburban (1990–1991)
Special Purpose Vehicles7th generation (square body)dieselgas
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VE
Storage spaces
Maximum cargo volume (behind 1st row)
estimatedestimated from model knowledge — unverified
Cargo volume behind 3rd row
estimatedestimated from model knowledge — unverified
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Fuel economy (EPA)
| Trim | Years | Fuel | Best combined MPGe | City | Highway |
|---|---|---|---|---|---|
| R1500 · RearWD · Automatic 4-spd | 1990–1991 | Diesel | 17 | 15 | 21 |
| V1500 · 4-Wheel or AWD · Automatic 4-spd | 1990–1991 | Diesel | 16 | 14 | 19 |
| 1500 · RearWD · Automatic 4-spd | 1992–1999 | Regular Gasoline | 14 | 12 | 17 |
| 1500 · 4-Wheel or AWD · Automatic 4-spd | 1992–1997 | Regular Gasoline | 13 | 11 | 14 |
| V1500 · 4-Wheel or AWD · Manual 4-spd | 1990 | Regular Gasoline | 12 | 11 | 13 |