1999 GMC Sierra Classic 1500 Gas Tank Size
Gas tank size for 1999 GMC Sierra Classic 1500. Fuel tank capacity in gallons and litres.
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| Trim | Engine Type | Gallons (US) | Gallons (UK) | Litres |
|---|---|---|---|---|
| SLE - Extended Cab Pickup(5.0L V8 4-speed Automatic) | Gas | 25 | 20.8 | 95 |
| SLE - Extended Cab Pickup(5.0L V8 4x4 4-speed Automatic) | Gas | 25 | 20.8 | 95 |
| SLT - Extended Cab Pickup(5.0L V8 4-speed Automatic) | Gas | 25 | 20.8 | 95 |
| SLT - Extended Cab Pickup(5.0L V8 4x4 4-speed Automatic) | Gas | 25 | 20.8 | 95 |
GMC Sierra Classic 1500 1999