Gas Mileage Summary
| City | 10 mpg (23.5 litres/100km) |
|---|---|
| Highway | 13 mpg (18.1 litres/100km) |
| Combined | 12 mpg (19.6 litres/100km) |
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Found 11 of 25217 records in table Fuel Economy Specs
Now Showing 1 of 11 
Current Record: 1990 GMC C1500 SIERRA 2WD #7470
|
| Full_name | 1990 GMC C1500 SIERRA 2WD |
|---|---|
| Year | 1990 |
| Make | GMC |
| Model | C1500 SIERRA 2WD |
| Fuel system | FI |
| Engine Size | 350 cubic inches (5.7 litres) |
| Transmission | M4C |
| Drive | Rear wheel drive |
| Class | 12 |
| Fuel type | Regular Gasoline |
| Cylinders | 8 |
| Engine id | 4851 |
| Mileage (city) | 12 mpg (19.6 litres/100km) |
| Mileage (hwy) | 14 mpg (16.8 litres/100km) |
| Mileage (combined) | 13 mpg (18.1 litres/100km) |
| Unadj city mpg | 14 |
| Unadj hwy mpg | 18 |
| Unadj combined mpg | 15 |
| Average annual fuel | $1211 |
| Engine desc 1 | (FFS) |