2003 GMC Sierra 2500 Gas Tank Size
Gas tank size for 2003 GMC Sierra 2500. Fuel tank capacity in gallons and litres.
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| Trim | Engine Type | Gallons (US) | Gallons (UK) | Litres |
|---|---|---|---|---|
| Base - Regular Cab Pickup(6.0L V8 5-speed Manual 8.1 ft. Bed) | Gas | 34 | 28.3 | 129 |
| Work Truck - Regular Cab Pickup(6.0L V8 5-speed Manual 8.1 ft. Bed) | Gas | 34 | 28.3 | 129 |
| SLE - Regular Cab Pickup(6.0L V8 5-speed Manual 8.1 ft. Bed) | Gas | 34 | 28.3 | 129 |
| Base - Extended Cab Pickup(6.0L V8 4x4 4-speed Automatic 6.1 ft. Bed) | Gas | 26 | 21.6 | 99 |
| SLE - Extended Cab Pickup(6.0L V8 4x4 4-speed Automatic 6.1 ft. Bed) | Gas | 26 | 21.6 | 99 |
GMC Sierra 2500 2003