Model year guide

2021 Mercedes-benz G 550

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2021 Mercedes-benz G 550 is worth — from official NHTSA and EPA data. 2 on record.

2021 Mercedes-benz G 550 at a glance

Safety recalls7
Combined18 mpg

Included: that car's specs and build sheet, model-year recall campaigns and a fair price.

2021 Mercedes-benz G 550 recalls 7

Latches/locks/linkages:doors:lock NHTSA Campaign #24V659000 · 09/09/2024

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2023 G 550 and 2019-2022 G63 AMG vehicles that received a replacement door latch during a service visit or prior recall repair. Components within the right-side rear door latch may prevent the rear doors from latching or opening properly.

Fix: Dealers will replace the right-side rear door latches, free of charge. Owner notification letters were mailed October 11, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicles in this recall that were previously repaired under recall 21V-353 will need to have the new remedy co…

Fuel System, Gasoline:delivery:fuel Pump NHTSA Campaign #23V445000 · manufacturer #2023070012 · 26/06/2023

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 C-Class, E-Class, S-Class, CLS, SL, GT, GLC, GLE, GLS, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, which can result in a loss of drive power.

Fix: Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed on June 14, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023070012.

Electrical System:wiring NHTSA Campaign #23V097000 · manufacturer #2023030005 · 17/02/2023

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 G550 and AMG G63 vehicles. The front axle wiring harness may chafe against an oil cooler and become damaged, which can cause a loss of anti-lock brakes (ABS) and electronic stability control (ESC).

Fix: Dealers will inspect and either install a protective sleeve or replace the front axle wiring harness, as necessary, free of charge. Owner notification letters were mailed April 10, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023030005.

Electrical System:software NHTSA Campaign #22V365000 · manufacturer #See Recall Schedule · 20/05/2022

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling…

Fix: The communication module software will be updated through an Over-the-Air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed July 8, 2022. Owner notification letters will be mailed in phases, on July 8, 2022, May 17, 2024, July 29, 2024, and September 27, 2024. Owne…

Seat Belts:rear/other:retractor NHTSA Campaign #21V483000 · manufacturer #2021080021 · 25/06/2021

Mercedes-Benz, LLC (MBUSA) is recalling certain 2021 G550, AMG G63, E350, E450, AMG CLS53, AMG E53, AMG GT43, AMG GT53, AMG GT63, 2021-2022 CLS450, and AMG E63 vehicles. The rear seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 2…

Fix: Dealers will inspect, and replace as necessary, the rear seat belt assemblies, free of charge. Owners notified of the voluntary recall campaign by an interim letter on August 13, 2021. A final letter was mailed on September 24, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.

Latches/locks/linkages:doors:latch NHTSA Campaign #21V353000 · manufacturer #2021060007/14 · 14/05/2021

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 G550 and G63 AMG vehicles. Components within the door latch may prevent the rear doors from latching or opening properly.

Fix: Dealers will replace the rear door latches, free of charge. Owner notification letters were mailed July 9, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. Note: Vehicles repaired prior to this recall must return to dealers to have the remedy performed. MBUSA's numbers for this re…

Seats NHTSA Campaign #21V230000 · manufacturer #2021040016 · 01/04/2021

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 C-Class, E-Class, E-Class Coupe and Convertible, GLC, CLS, AMG GT 4-door Coupe and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. A faulty electrical contact within the seat position switch may prevent the driver and passenger air bags and seat belt force limiters from properly activating during a crash.

Fix: MBUSA will notify owners, and dealers will replace the seat position switches, free of charge. Owner letters were mailed May 21, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021040016.

Source: U.S. NHTSA, checked 19 Oct 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.

2021 Mercedes-benz G 550 MPG & running costs

Combined18 mpg
City17 mpg
Highway19 mpg
Est. annual fuel cost$4,550
EPA size classStandard Sport Utility Vehicle 4WD
TransmissionAutomatic 9-spd
Forced inductionTurbocharged
Engine start-stopYes
5-yr fuel cost vs average new car$10,750 more

Source: U.S. EPA / DOE fueleconomy.gov.

Estimated 5-year cost to own

A rough guide to what running a 2021 Mercedes-benz G 550 costs over five years and 75,000 miles.

Fuel (5 yrs)$22,750
Fuel only$22,750
Per mile$0.30

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.

2021 Mercedes-benz G 550 vehicles on record

Other Mercedes-benz G 550 model years

2021 Mercedes-benz G 550 — frequently asked questions

Does the 2021 Mercedes-benz G 550 have any safety recalls?

NHTSA lists 7 recall campaigns for the 2021 Mercedes-benz G 550. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are done at no charge.

What gas mileage does the 2021 Mercedes-benz G 550 get?

The 2021 Mercedes-benz G 550 has a U.S. EPA estimate of 18 mpg combined (17 city / 19 highway).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.