Maintenance Official source verified
Activate GLS Automatic Car Wash Mode
Coordinate mirrors, wipers, parking sensors and equipped suspension or running boards before an automatic wash.
Model-year configuration directory
Mercedes-Benz GLS-Class by year.
Select your exact year to see every EPA-tested powertrain and driveline configuration, official fuel economy and any owner-manual feature guides.
35 EPA configurationsU.S. catalog · 2017–2026GasolineHybrid
Verified guide groups
Exact model year
Which GLS-Class do you drive?
Every year below opens a complete EPA configuration guide. Powertrains are shown year by year because Hybrid, PHEV and EV availability changes over time.
2026 4 configurations Hybrid 2025 4 configurations Hybrid 2024 4 configurations · 4 feature guides Hybrid 2023 4 configurations Hybrid 2022 4 configurations Hybrid 2021 4 configurations Hybrid 2020 2 configurations Hybrid 2019 3 configurations Gasoline 2018 3 configurations Gasoline 2017 3 configurations Gasoline
Across verified years
Popular GLS-Class discoveries.
Doors and access Official source verified
Extend, Retract or Automate the Running Boards
Control the power running boards manually for cleaning or enable automatic extension when a door opens.
Seats and cargo Official source verified
Fold and Raise the Power Third-Row Seats
Use the L and R cargo-area controls to lower or raise either third-row seatback in a seven-seat GLS.
Suspension and loading Official source verified
Lower the Rear of the GLS for Easier Loading
Use the cargo-compartment suspension switch to lower the rear temporarily before loading or unloading.