1991 GMC Sierra HD 5.7L 4WD
The 1991 GMC Sierra HD 5.7L 4WD is a 190-hp 5.7-liter V8 with an automatic 4-speed and all-wheel drive. It is rated at 13 mpg combined.
It makes 190 horsepower. EPA fuel-economy estimates are 11 mpg city and 15 mpg highway (13 mpg combined).
| Spec | Value |
|---|---|
| Engine | |
| Engine Type | 5.7L V8 |
| Displacement | 5.7 L |
| Horsepower | 190 hp |
| Drivetrain | |
| Drive Type | 4-Wheel or All-Wheel Drive |
| Transmission | |
| Transmission | Automatic 4-speed |
| 1st Gear | 3.06 |
| 2nd Gear | 1.63 |
| 3rd Gear | 1 |
| 4th Gear | 0.7 |
| Fuel Economy | |
| City | 11 MPG |
| Highway | 15 MPG |
| Combined | 13 MPG |
| Recommended Fuel | Regular Gasoline |