1990 GMC S-15 Gas Tank Size
Gas tank size for 1990 GMC S-15. Fuel tank capacity in gallons and litres.
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| Trim | Engine Type | Gallons (US) | Gallons (UK) | Litres |
|---|---|---|---|---|
| Sierra Classic - Extended Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Sierra Classic - Regular Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Sierra Classic - Regular Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Base - Extended Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Base - Regular Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Base - Regular Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Base - Extended Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Base - Regular Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Base - Regular Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| EL - Regular Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| High Sierra - Extended Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| High Sierra - Regular Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| High Sierra - Regular Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| High Sierra - Extended Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| High Sierra - Regular Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| High Sierra - Regular Cab Pickup(4.3L V6 4x4 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Sierra Classic - Extended Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Sierra Classic - Regular Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
| Sierra Classic - Regular Cab Pickup(2.5L 4-cyl. 5-speed Manual) | Gas | 20 | 16.7 | 76 |
GMC S-15 1990