GMC Sierra (1989–1989)
Standard pickupsdieselgas
Pickup bedTailgate
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VE
Storage spaces
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Fuel economy (EPA)
| Trim | Years | Fuel | Best combined MPGe | City | Highway |
|---|---|---|---|---|---|
| 1500 · RearWD · Automatic 4-spd | 1989 | Diesel | 19 | 17 | 23 |
| C2500 · RearWD · Automatic 4-spd | 1989 | Diesel | 19 | 16 | 23 |
| 1500 · RearWD · Manual 5-spd | 1989 | Regular Gasoline | 18 | 15 | 22 |
| C2500 · RearWD · Manual 5-spd | 1989 | Regular Gasoline | 18 | 15 | 22 |
| 1500 · 4-Wheel or AWD · Automatic 4-spd | 1989 | Diesel | 17 | 15 | 20 |
| 1500 · RearWD · Manual 4-spd | 1989 | Diesel | 17 | 16 | 18 |
| K2500 · 4-Wheel or AWD · Automatic 4-spd | 1989 | Diesel | 17 | 15 | 20 |
| 1500 · 4-Wheel or AWD · Manual 4-spd | 1989 | Diesel | 16 | 16 | 17 |
| 1500 · 4-Wheel or AWD · Manual 5-spd | 1989 | Regular Gasoline | 16 | 15 | 19 |
| C2500 · RearWD · Manual 4-spd | 1989 | Diesel | 16 | 16 | 17 |
| K2500 · 4-Wheel or AWD · Manual 4-spd | 1989 | Diesel | 16 | 15 | 17 |
| K2500 · 4-Wheel or AWD · Manual 5-spd | 1989 | Regular Gasoline | 16 | 15 | 19 |
Related
Other generations
Standard pickups with similar VE
Chevrolet Silverado (2025–present)89.1 cu ft maxVE 100Chevrolet Silverado (2019–2024)89.1 cu ft maxVE 96Ford F-150 (2021–present)77.4 cu ft maxVE 92
Compare with
GMC Sierra (1989–1989) vs Ram 1500 (2019–2024): cargo volume, floor, opening and lift-over side by side.