2026 GMC Yukon Specs: MPG, Gas Mileage, Engine Size & Dimensions
2018–2026 model years164 variantsUp to 23 MPG combined
GMC Yukon maintenance schedule by model year
Verified year-by-year intervals for 2023–2023 are listed on the GMC Yukon maintenance schedule, where you can switch model year in the table.
2026 GMC Yukon Specs at a Glance
The 2026 GMC Yukon gets 23 mpg combined on the 3.0L Rear-Wheel Drive configuration, tows up to 8,400 lbs, weighs 5,851 lbs, measures 225.2 in long. Figures are per configuration, not a single official number — other trims rate as low as 16 mpg combined. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.
- Combined MPG
- 23 mpg (21 city / 26 hwy)
- Best configuration: 3.0L · Rear-Wheel Drive · Automatic 10-spd · other 2026 trims rate 16–23 mpg combined
- Engine
- 3.0L 6-cyl
- 3.0L · Rear-Wheel Drive · Automatic 10-spd · 3 powertrains offered
- Max towing
- 8,400 lbs
- Maximum when properly equipped
- Curb weight
- 5,851 lbs
- Heaviest recorded configuration: YUKON XL AT4 / DENALI 4DR SUV AWD
- Length
- 225.2 in · 81.1 in wide · 75.6 in tall
- Wheelbase
- 134.3 in
- Fuel tank
- 24 gal
- NHTSA overall
- 4-star (2024)
2026 GMC Yukon trims and MPG
| Trim | Engine | Trans | Drive | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | Rear-Wheel Drive | 21 | 26 | 23 |
| Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | 4-Wheel Drive | 20 | 24 | 22 |
| Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 14 | 19 | 16 |
| Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 19 | 17 |
| Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 |
| Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 15 | 19 | 16 |
| Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 |
| Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 18 | 16 |
Detailed Specifications
MPG & Fuel Economy
MPG for every year and trim
View details →Engine Specifications
Engine Specs for every year and trim
View details →Annual Fuel Cost
Fuel Cost for every year and trim
View details →Transmission Specifications
Transmission for every year and trim
View details →Drivetrain & Drive Type
Drivetrain for every year and trim
View details →Vehicle Class & EPA Size Category
Vehicle Class for every year and trim
View details →Maintenance Schedule & Service Intervals
Maintenance for every year and trim
View details →Towing Capacity
Towing for every year and trim
View details →Fuel Tank Capacity
Gas Tank for every year and trim
View details →Dimensions & Size
Dimensions for every year and trim
View details →Curb Weight
Curb Weight for every year and trim
View details →NHTSA Safety Ratings
Safety for every year and trim
View details →GMC Yukon — All Years Overview
| Year | Trim | Engine | Trans | Drive | City | Hwy | Combined | Fuel |
|---|---|---|---|---|---|---|---|---|
| 2026 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | Rear-Wheel Drive | 21 | 26 | 23 | Diesel |
| 2026 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | 4-Wheel Drive | 20 | 24 | 22 | Diesel |
| 2026 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 14 | 19 | 16 | Regular Gasoline |
| 2026 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 19 | 17 | Regular Gasoline |
| 2026 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2026 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 15 | 19 | 16 | Premium Gasoline |
| 2026 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Premium Gasoline |
| 2026 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 18 | 16 | Premium Gasoline |
| 2025 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | 4-Wheel Drive | 20 | 26 | 22 | Diesel |
| 2025 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | Rear-Wheel Drive | 21 | 26 | 23 | Diesel |
| 2025 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 19 | 17 | Regular Gasoline |
| 2025 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2025 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 14 | 19 | 16 | Regular Gasoline |
| 2025 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 18 | 16 | Premium Gasoline |
| 2025 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 15 | 19 | 16 | Premium Gasoline |
| 2025 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Premium Gasoline |
| 2024 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | 4-Wheel Drive | 20 | 26 | 22 | Diesel |
| 2024 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | Rear-Wheel Drive | 21 | 27 | 23 | Diesel |
| 2024 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2024 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 18 | 16 | Regular Gasoline |
| 2024 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2024 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 18 | 16 | Premium Gasoline |
| 2024 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 20 | 16 | Premium Gasoline |
| 2024 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 19 | 16 | Premium Gasoline |
| 2023 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | Rear-Wheel Drive | 21 | 27 | 23 | Diesel |
| 2023 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | 4-Wheel Drive | 20 | 26 | 22 | Diesel |
| 2023 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 19 | 16 | Regular Gasoline |
| 2023 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2023 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2023 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 20 | 16 | Premium Gasoline |
| 2023 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 19 | 16 | Premium Gasoline |
| 2023 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 18 | 16 | Premium Gasoline |
| 2022 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | Rear-Wheel Drive | 21 | 27 | 23 | Diesel |
| 2022 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | 4-Wheel Drive | 20 | 26 | 22 | Diesel |
| 2022 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 19 | 16 | Regular Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 14 | 19 | 16 | Regular Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 19 | 16 | Premium Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 19 | 16 | Premium Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 19 | 16 | Premium Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 20 | 16 | Premium Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 20 | 16 | Premium Gasoline |
| 2022 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 19 | 16 | Premium Gasoline |
| 2021 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | 4-Wheel Drive | 20 | 26 | 22 | Diesel |
| 2021 | Auto 10-spd, 6 cyl, 3.0 L | 6 · 3.0L | Automatic 10-spd | Rear-Wheel Drive | 21 | 27 | 23 | Diesel |
| 2021 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 19 | 17 | Regular Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 20 | 17 | Regular Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | Rear-Wheel Drive | 16 | 20 | 18 | Regular Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 16 | 20 | 18 | Regular Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 10-spd | 4-Wheel Drive | 15 | 19 | 16 | Regular Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 13 | 19 | 16 | Premium Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 20 | 16 | Premium Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 19 | 16 | Premium Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 20 | 16 | Premium Gasoline |
| 2021 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 15 | 20 | 17 | Premium Gasoline |
| 2020 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 22 | 17 | Premium Gasoline |
| 2020 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 23 | 17 | Premium Gasoline |
| 2020 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 20 | 16 | Premium Gasoline |
| 2020 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | Rear-Wheel Drive | 15 | 22 | 18 | Regular Gasoline |
| 2020 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | 4-Wheel Drive | 15 | 21 | 17 | Regular Gasoline |
| 2020 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | 4-Wheel Drive | 15 | 21 | 17 | Regular Gasoline |
| 2020 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | 4-Wheel Drive | 14 | 21 | 16 | Regular Gasoline |
| 2020 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | 4-Wheel Drive | 14 | 21 | 16 | Regular Gasoline |
| 2020 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | Rear-Wheel Drive | 15 | 22 | 18 | Regular Gasoline |
| 2019 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 20 | 16 | Premium Gasoline |
| 2019 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 22 | 17 | Premium Gasoline |
| 2019 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 23 | 17 | Premium Gasoline |
| 2019 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | 4-Wheel Drive | 14 | 21 | 16 | Regular Gasoline |
| 2019 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | 4-Wheel Drive | 15 | 21 | 17 | Regular Gasoline |
| 2019 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | Rear-Wheel Drive | 15 | 22 | 18 | Regular Gasoline |
| 2019 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | 4-Wheel Drive | 15 | 21 | 17 | Regular Gasoline |
| 2019 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | 4-Wheel Drive | 14 | 21 | 16 | Regular Gasoline |
| 2019 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | Rear-Wheel Drive | 15 | 22 | 18 | Regular Gasoline |
| 2018 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 21 | 16 | Premium Gasoline |
| 2018 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | Rear-Wheel Drive | 14 | 23 | 17 | Premium Gasoline |
| 2018 | Auto 10-spd, 8 cyl, 6.2 L | 8 · 6.2L | Automatic 10-spd | 4-Wheel Drive | 14 | 22 | 17 | Premium Gasoline |
| 2018 | Auto 6-spd, 8 cyl, 5.3 L | 8 · 5.3L | Automatic 6-spd | Rear-Wheel Drive | 16 | 23 | 19 | Regular Gasoline |
Showing the 80 most recent EPA configurations of 164 on record. See the full GMC Yukon MPG history.
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All GMC Yukon specifications
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View all GMC models →GMC Yukon — Frequently Asked Questions
What is the fuel economy of the 2026 GMC Yukon?
The GMC Yukon is EPA-rated at up to 23 MPG combined (21 city / 26 highway).
What is the towing capacity of the 2026 GMC Yukon?
When properly equipped, the GMC Yukon tows up to 8,500 lbs (5.3L V8 4x2 with Max Trailering Package), a historical peak recorded on the 2020 model year.
What engine does the 2026 GMC Yukon have?
The GMC Yukon uses a 3.0L 6-cylinder engine paired with an Automatic 10-spd transmission.
What years of the GMC Yukon are covered here?
This page documents 80 verified GMC Yukon configurations across model years 2018–2026.
Which model year of the GMC Yukon is the most fuel efficient?
The 2026 GMC Yukon holds the highest combined rating at 23 MPG; the 2019 sits lowest at 18 MPG, a difference of 5 MPG (about 28%) across the 9 rated years on file.
How many engine options does the GMC Yukon have?
The records list 3 distinct displacements for the GMC Yukon — 3L, 5.3L, 6.2L — which is why combined MPG varies between trims of the same year.
Is the 2026 GMC Yukon front-wheel drive or all-wheel drive?
The GMC Yukon appears in 2 drivetrain layouts across the years documented here — Rear-Wheel Drive, 4-Wheel Drive — with the latest 2026 record on Rear-Wheel Drive.