2019 GMC Sierra 1500 MPG and Fuel Cost
The 2019 GMC Sierra 1500 is rated 15 to 21 mpg combined across 22 EPA-tested gas versions; the best is the 2.7L turbo 4-cyl · RWD · 8-speed automatic · 4-mode/Sport transmission.
EPA fuel economy
2019 GMC Sierra 1500 · 22 EPA-tested versionsBest EPA rating
21MPG combined
20 city 23 highway
$3,100 a year to fuel
2.7L turbo 4-cyl · RWD · 8-speed automatic · 4-mode/Sport transmission
Best version costs $4,000 more in fuel over 5 years vs the average new vehicle (EPA)
Fuel cost: 15,000 miles a year at EPA's $4.32 a gallon (regular gas).
At EPA's price assumptions, fuel costs $3,100 to $4,700 a year. Compared with 2018, the best gas version is up 1 mpg.
Every 2019 Sierra 1500 version
EPA's ratings for each version it tested. Fuel cost is EPA's estimate for 15,000 miles a year at its current prices.
| Version | Combined | City / Hwy | Fuel / year |
|---|---|---|---|
2.7L turbo 4-cyl · RWD · 8-speed automatic · 4-mode/Sport transmission Best
EPA listing: Sierra C10 2WD |
21 mpg | 20 / 23 | $3,100 |
2.7L turbo 4-cyl · 4WD · 8-speed automatic · 4-mode/Sport transmission
EPA listing: Sierra K10 4WD |
20 mpg | 19 / 22 | $3,250 |
2.7L turbo 4-cyl · RWD · 8-speed automatic · 3-mode transmission (work truck)
EPA listing: Sierra C10 2WD |
20 mpg | 19 / 22 | $3,250 |
2.7L turbo 4-cyl · 4WD · 8-speed automatic · 3-mode transmission (work truck)
EPA listing: Sierra K10 4WD |
19 mpg | 18 / 20 | $3,400 |
5.3L 8-cyl · RWD · 8-speed automatic
EPA listing: Sierra C10 2WD |
19 mpg | 17 / 23 | $3,400 |
5.3L 8-cyl · RWD · 8-speed automatic · XFE
EPA listing: Sierra C10 XFE 2WD |
19 mpg | 17 / 24 | $3,400 |
4.3L 6-cyl · 4WD · 6-speed automatic
EPA listing: Sierra K10 4WD |
17 mpg | 15 / 20 | $3,800 |
4.3L 6-cyl · RWD · 6-speed automatic
EPA listing: Sierra C10 2WD |
17 mpg | 16 / 21 | $3,800 |
4.3L 6-cyl · RWD · 6-speed automatic · Cab Chassis
EPA listing: Sierra C10 Cab Chassis 2WD |
17 mpg | 15 / 19 | $3,800 |
5.3L 8-cyl · 4WD · 6-speed automatic · K10
EPA listing: Sierra K10 4WD |
17 mpg | 15 / 20 | $3,800 |
5.3L 8-cyl · 4WD · 6-speed automatic · LTD K15
EPA listing: Sierra LTD K15 4WD |
17 mpg | 15 / 21 | $3,800 |
5.3L 8-cyl · 4WD · 8-speed automatic
EPA listing: Sierra K10 4WD |
17 mpg | 15 / 21 | $3,800 |
5.3L 8-cyl · 4WD · 8-speed automatic · AT4
EPA listing: Sierra K10 4WD AT4 |
17 mpg | 15 / 20 | $3,800 |
5.3L 8-cyl · RWD · 6-speed automatic · C10
EPA listing: Sierra C10 2WD |
17 mpg | 15 / 21 | $3,800 |
5.3L 8-cyl · RWD · 6-speed automatic · C10 · Flex-fuel (E85)
EPA listing: Sierra C10 2WD · Flex-fuel (E85) |
17 mpg | 15 / 20 | $3,800 |
5.3L 8-cyl · RWD · 6-speed automatic · LTD C15
EPA listing: Sierra LTD C15 2WD |
17 mpg | 15 / 22 | $3,800 |
6.2L 8-cyl · 4WD · 10-speed automatic
EPA listing: Sierra K10 4WD · Premium fuel |
17 mpg | 15 / 20 | $4,700 |
6.2L 8-cyl · 4WD · 10-speed automatic · AT4
EPA listing: Sierra K10 4WD AT4 · Premium fuel |
17 mpg | 15 / 19 | $4,700 |
5.3L 8-cyl · 4WD · 6-speed automatic · K10 · Flex-fuel (E85)
EPA listing: Sierra K10 4WD · Flex-fuel (E85) |
16 mpg | 15 / 19 | $4,050 |
5.3L 8-cyl · RWD · 6-speed automatic · C10 Cab Chassis
EPA listing: Sierra C10 Cab Chassis 2WD |
16 mpg | 14 / 19 | $4,050 |
4.3L 6-cyl · 4WD · 6-speed automatic · Cab Chassis
EPA listing: Sierra K10 Cab Chassis 4WD |
15 mpg | 14 / 17 | $4,300 |
5.3L 8-cyl · 4WD · 6-speed automatic · K10 Cab Chassis
EPA listing: Sierra K10 Cab Chassis 4WD |
15 mpg | 14 / 17 | $4,300 |
Fuel cost at your prices
EPA's annual cost uses 15,000 miles a year, 55% city driving and its current prices: $4.32 a gallon for regular gas and $5.32 a gallon for premium gas. Change the numbers to match your driving.
| Version | Per year | 5 years |
|---|---|---|
2.7L turbo 4-cyl · RWD · 8-speed automatic · 4-mode/Sport transmission | $3,086 | $15,429 |
2.7L turbo 4-cyl · 4WD · 8-speed automatic · 4-mode/Sport transmission | $3,240 | $16,200 |
2.7L turbo 4-cyl · RWD · 8-speed automatic · 3-mode transmission (work truck) | $3,240 | $16,200 |
2.7L turbo 4-cyl · 4WD · 8-speed automatic · 3-mode transmission (work truck) | $3,411 | $17,053 |
5.3L 8-cyl · RWD · 8-speed automatic | $3,411 | $17,053 |
5.3L 8-cyl · RWD · 8-speed automatic · XFE | $3,411 | $17,053 |
4.3L 6-cyl · 4WD · 6-speed automatic | $3,812 | $19,059 |
4.3L 6-cyl · RWD · 6-speed automatic | $3,812 | $19,059 |
4.3L 6-cyl · RWD · 6-speed automatic · Cab Chassis | $3,812 | $19,059 |
5.3L 8-cyl · 4WD · 6-speed automatic · K10 | $3,812 | $19,059 |
5.3L 8-cyl · 4WD · 6-speed automatic · LTD K15 | $3,812 | $19,059 |
5.3L 8-cyl · 4WD · 8-speed automatic | $3,812 | $19,059 |
5.3L 8-cyl · 4WD · 8-speed automatic · AT4 | $3,812 | $19,059 |
5.3L 8-cyl · RWD · 6-speed automatic · C10 | $3,812 | $19,059 |
5.3L 8-cyl · RWD · 6-speed automatic · C10 · Flex-fuel (E85) | $3,812 | $19,059 |
5.3L 8-cyl · RWD · 6-speed automatic · LTD C15 | $3,812 | $19,059 |
6.2L 8-cyl · 4WD · 10-speed automatic | $4,694 | $23,471 |
6.2L 8-cyl · 4WD · 10-speed automatic · AT4 | $4,694 | $23,471 |
5.3L 8-cyl · 4WD · 6-speed automatic · K10 · Flex-fuel (E85) | $4,050 | $20,250 |
5.3L 8-cyl · RWD · 6-speed automatic · C10 Cab Chassis | $4,050 | $20,250 |
4.3L 6-cyl · 4WD · 6-speed automatic · Cab Chassis | $4,320 | $21,600 |
5.3L 8-cyl · 4WD · 6-speed automatic · K10 Cab Chassis | $4,320 | $21,600 |
At the default settings the results match EPA's annual cost before EPA rounds it to the nearest $50.
GMC Sierra 1500 MPG by model year
The best-rated version in each model year; the highlighted year is this page. Gas: 19 to 21 mpg (every year from 2016 to 2026); highest in 2019. Diesel: 25 to 26 mpg (2020 to 2026); highest in 2020.
- Best gas version
- Best diesel version
2019: gas 21 mpg · diesel not offeredTap or drag across the chart for other years.
Show as a table
| Model year | Best gas version | Best diesel version |
|---|---|---|
| 2016 | 20 | – |
| 2017 | 20 | – |
| 2018 | 20 | – |
| 2019 | 21 | – |
| 2020 | 21 | 26 |
| 2021 | 21 | 26 |
| 2022 | 20 | 26 |
| 2023 | 20 | 26 |
| 2024 | 20 | 25 |
| 2025 | 19 | 26 |
| 2026 | 20 | 25 |
How the 2019 Sierra 1500 compares
2019 full-size pickups covered on this site, ranked by their best combined rating. Fuel cost is for each model's cheapest version to run, at EPA's prices.
| 2019 model | Best combined | Best gas | Fuel / year |
|---|---|---|---|
Best: diesel |
25 mpg | 22 mpg | $2,950 |
Best: diesel |
23 mpg | 23 mpg | $2,800 |
Best: gas |
21 mpg | 21 mpg | $3,100 |
GMC Sierra 1500 This page Best: gas |
21 mpg | 21 mpg | $3,100 |
2019 Sierra 1500 recalls and complaints
NHTSA lists 10 safety recalls and 645 owner complaints for the 2019 Sierra 1500.What they cover, and crash test ratingsQuestions
Does the 2019 GMC Sierra 1500 need premium gas?
Some versions do. EPA lists the 6.2L 8-cyl versions on premium, the rest use regular.
How does the 2019 Sierra 1500's MPG compare with the 2018?
For 2019, the best gas version is rated 21 mpg, up 1 from 20.
Sources and method
- US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Sep 18, 2026.
- EPA fuel price assumptions: regular $4.32, midgrade $4.93, premium $5.32, diesel $6.29 a gallon; electricity $0.15 per kWh.
- Recall and complaint counts: NHTSA recall file dated Sep 27, 2026 and complaint file dated Sep 26, 2026.
Ratings are EPA estimates. Real-world mileage depends on how, where and in what weather you drive. How we build these pages. Spotted an error? Tell us.