1992 · Full-Size Pickup · Gas
1992 GMC Sierra MPG & fuel economy
The 1992 GMC Sierra is a full-size pickup offered in 16 EPA-rated configurations. The most efficient version returns 18 MPG combined (16 city / 21 highway) on regular gasoline. Across the lineup, combined ratings range from 12 to 18 MPG. That's up 1 MPG from the 1991 model. Among 27 full-size pickups rated for 1992, it ranks 8th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $2,583 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 1992 GMC Sierra's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.8 km/L in the city and 8.9 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 16 | 6.8 | 14.7 |
| Highway | 21 | 8.9 | 11.2 |
| Combined | 18 | 7.7 | 13.1 |
How it ranks among 1992 Full-Size Pickups
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Sierra MPG across model years
Full history →16 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 4.3L 6-cyl · 5-speed manual Sierra 1500 2WD |
Gas | 16 MPG | 21 MPG | 18 MPG | — | $2,583 |
| RWD · 4.3L 6-cyl · 4-speed automatic Sierra 1500 2WD |
Gas | 15 MPG | 20 MPG | 17 MPG | — | $2,735 |
| RWD · 4.3L 6-cyl · 5-speed manual Sierra 1500 2WD |
Gas | 15 MPG | 20 MPG | 16 MPG | — | $2,906 |
| 4WD/AWD · 4.3L 6-cyl · 5-speed manual Sierra 1500 4WD |
Gas | 15 MPG | 18 MPG | 16 MPG | — | $2,906 |
| RWD · 5.0L 8-cyl · 4-speed automatic Sierra 1500 2WD |
Gas | 14 MPG | 17 MPG | 15 MPG | — | $3,100 |
| RWD · 5.0L 8-cyl · 5-speed manual Sierra 1500 2WD |
Gas | 14 MPG | 19 MPG | 15 MPG | — | $3,100 |
| RWD · 5.7L 8-cyl · 5-speed manual Sierra 1500 2WD |
Gas | 13 MPG | 18 MPG | 15 MPG | — | $3,100 |
| 4WD/AWD · 4.3L 6-cyl · 4-speed automatic Sierra 1500 4WD |
Gas | 13 MPG | 19 MPG | 15 MPG | — | $3,100 |
| 4WD/AWD · 4.3L 6-cyl · 5-speed manual Sierra 1500 4WD |
Gas | 14 MPG | 17 MPG | 15 MPG | — | $3,100 |
| RWD · 5.7L 8-cyl · 4-speed automatic Sierra 1500 2WD |
Gas | 13 MPG | 17 MPG | 14 MPG | — | $3,321 |
| RWD · 5.7L 8-cyl · 4-speed manual Sierra 1500 2WD |
Gas | 12 MPG | 16 MPG | 14 MPG | — | $3,321 |
| 4WD/AWD · 5.0L 8-cyl · 4-speed automatic Sierra 1500 4WD |
Gas | 12 MPG | 17 MPG | 14 MPG | — | $3,321 |
| 4WD/AWD · 5.0L 8-cyl · 5-speed manual Sierra 1500 4WD |
Gas | 12 MPG | 16 MPG | 13 MPG | — | $3,577 |
| 4WD/AWD · 5.7L 8-cyl · 4-speed automatic Sierra 1500 4WD |
Gas | 11 MPG | 16 MPG | 13 MPG | — | $3,577 |
| 4WD/AWD · 5.7L 8-cyl · 5-speed manual Sierra 1500 4WD |
Gas | 11 MPG | 16 MPG | 13 MPG | — | $3,577 |
| 4WD/AWD · 5.7L 8-cyl · 4-speed manual Sierra 1500 4WD |
Gas | 11 MPG | 14 MPG | 12 MPG | — | $3,875 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 4.3L 6-cyl
- Transmission
- 5-speed manual
- Drivetrain
- RWD
- Tailpipe CO₂
- 494 g/mi
1992 GMC Sierra vs. rivals
Compare the 1992 Sierra
With any other car from any year, including other Sierra model years. Type a year to jump, e.g. "2015 Accord".
Same year, other powertrains: 1992 GMC Sierra Diesel (20 MPG)
Frequently asked questions
What is the gas mileage of the 1992 GMC Sierra?
Up to 18 MPG combined (16 city / 21 highway); ratings range from 12 to 18 MPG depending on configuration.
What fuel does the 1992 GMC Sierra use?
Regular gasoline.
What is the fuel average in km/L for the 1992 GMC Sierra?
The 1992 GMC Sierra's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.8 km/L in the city and 8.9 km/L on the highway.
How much does it cost to fuel the 1992 GMC Sierra per year?
About $2,583 at 15,000 miles a year with $3.10/gal regular gas, or $17.22 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.