2003 GMC Sierra 1500 MPG
- 12–16 mpg
- City MPG
- 15–21 mpg
- Highway MPG
- 13 mpg
- Estimated combined
- 26.0–34.0 gal
- Fuel tank
- 714 mi
- Est. highway range
- Lowest stored city MPG12 mpg · Denali 4x4 Extended Cab 6.5 ft. box 143.5 in. WB
- Best stored city MPG16 mpg — 5 configurations tie for highest
- Lowest stored highway MPG15 mpg · Denali 4x4 Extended Cab 6.5 ft. box 143.5 in. WB
- Best stored highway MPG21 mpg — 3 configurations tie for highest
- SpreadThe largest stored highway-MPG difference across configurations is 6 MPG. City MPG differs by up to 4 MPG.
Estimated from catalog valuesEstimated highway range from catalog MPG × tank.
Estimated range
Estimated from catalog MPG × tank capacity for the highest catalog MPG this year. Not a guaranteed real-world driving range. Combined MPG is 55% city / 45% highway — this catalog has no combined column.
City range
544 mi
Highway range
714 mi
Combined range
622 mi
Tank
34.0 gal
Trip fuel
Compare configurations
| Configuration | City | Highway | Tank |
|---|---|---|---|
| Denali 4x4 Extended Cab 6.5 ft. box 143.5 in. WB | 12 mpg | 15 mpg | 26.0 gal |
| Base 4x4 Regular Cab 6.5 ft. box 119 in. WB | 14 mpg | 17 mpg | 26.0 gal |
| SLE 4x4 Regular Cab 6.5 ft. box 119 in. WB | 14 mpg | 17 mpg | 26.0 gal |
| Base 4x4 Regular Cab 8 ft. box 133 in. WB | 14 mpg | 17 mpg | 34.0 gal |
| SLE 4x4 Regular Cab 8 ft. box 133 in. WB | 14 mpg | 17 mpg | 34.0 gal |
| Work Truck 4x4 Regular Cab 8 ft. box 133 in. WB | 14 mpg | 17 mpg | 34.0 gal |
| Base 4x4 Extended Cab 6.5 ft. box 143.5 in. WB | 15 mpg | 20 mpg | 26.0 gal |
| SLE 4x4 Extended Cab 6.5 ft. box 143.5 in. WB | 15 mpg | 20 mpg | 26.0 gal |
| SLT 4x4 Extended Cab 6.5 ft. box 143.5 in. WB | 15 mpg | 20 mpg | 26.0 gal |
| Base 4x4 Extended Cab 8 ft. box 157.5 in. WB | 15 mpg | 19 mpg | 34.0 gal |
| SLE 4x4 Extended Cab 8 ft. box 157.5 in. WB | 15 mpg | 19 mpg | 34.0 gal |
| SLT 4x4 Extended Cab 8 ft. box 157.5 in. WB | 15 mpg | 19 mpg | 34.0 gal |
| Base 4x2 Regular Cab 6.5 ft. box 119 in. WB | 16 mpg | 21 mpg | 26.0 gal |
| SLE 4x2 Regular Cab 6.5 ft. box 119 in. WB | 16 mpg | 20 mpg | 26.0 gal |
| Base 4x2 Regular Cab 8 ft. box 133 in. WB | 16 mpg | 21 mpg | 34.0 gal |
| SLE 4x2 Regular Cab 8 ft. box 133 in. WB | 16 mpg | 20 mpg | 34.0 gal |
| Work Truck 4x2 Regular Cab 8 ft. box 133 in. WB | 16 mpg | 21 mpg | 34.0 gal |
| Base 4x2 Extended Cab 6.5 ft. box 143.5 in. WB | 15 mpg | 20 mpg | 26.0 gal |
| SLE 4x2 Extended Cab 6.5 ft. box 143.5 in. WB | 15 mpg | 20 mpg | 26.0 gal |
| SLT 4x2 Extended Cab 6.5 ft. box 143.5 in. WB | 15 mpg | 20 mpg | 26.0 gal |
| Work Truck 4x2 Extended Cab 6.5 ft. box 143.5 in. WB | 15 mpg | 20 mpg | 26.0 gal |
| Base 4x2 Extended Cab 8 ft. box 157.5 in. WB | 15 mpg | 19 mpg | 34.0 gal |
| SLE 4x2 Extended Cab 8 ft. box 157.5 in. WB | 15 mpg | 19 mpg | 34.0 gal |
| SLT 4x2 Extended Cab 8 ft. box 157.5 in. WB | 15 mpg | 19 mpg | 34.0 gal |
Compare two configurations
Questions
- Which 2003 GMC Sierra 1500 configuration has the best stored highway MPG?
- 21 mpg — 3 configurations tie for highest
- What is the estimated highway range?
- About 714 miles from the highest stored highway MPG × tank capacity.
Estimated from catalog MPG × tank capacity. Combined MPG is 55% city / 45% highway because this extract has no combined column.