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Executive Vehicle Verdict

The 2021 Mercedes-Benz G-Class is associated with 5 official NHTSA owner defect complaints and 7 safety recall campaigns in the federal safety database.

The most frequently reported component area is ELECTRICAL SYSTEM,ENGINE, accounting for 1 reports (20% of total complaints). EPA testing covers 2 certified vehicle configurations spanning 4l 8-cyl powertrain configurations. Gasoline and hybrid variants deliver 14 to 18 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year. The 2021 Mercedes-Benz G-Class belongs to the 2nd generation (W463 2nd Gen) G-Class platform spanning model years 2019–2026.

Platform Architecture: 2nd Generation (W463 2nd Gen) • Production Span: 2019–2026 • Platform Code: Ladder Frame • Lifecycle Note: Initial Launch (2019–2024) / Facelift & EV (2025–2026)
Official Federal Record Profile
  • • NHTSA Owner Complaints: 5 consumer reports filed
  • • Safety Recall Campaigns: 7 official campaigns
  • • Primary Defect Domain: ELECTRICAL SYSTEM,ENGINE (1 / 20%)
  • • Field Incident Signals: 1 crash / 1 fire / 1 injury reports
  • • NCAP Crash Safety: Not rated by NHTSA
  • • EPA Certified Range: 14–18 MPG across 2 powertrain trims
Directly compiled from official NHTSA Office of Defects Investigation (ODI), NHTSA NCAP, and EPA FuelEconomy.gov databases.

What is the fuel economy and range of the 2021 Mercedes-Benz G-Class?

Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by certified vehicle variant

Variant Engine Drivetrain Transmission City Highway Combined EV Range Est. Annual Fuel Cost
G550 4L 8-Cyl 4-Wheel Drive Automatic 9-spd 17 MPG 19 MPG 18 MPG — $4,200 / yr
AMG G63 4L 8-Cyl 4-Wheel Drive Automatic 9-spd 13 MPG 16 MPG 14 MPG — $5,450 / yr
Data Boundary Note: EPA specifications are shown by certified vehicle configuration. NHTSA complaints and recall totals are recorded at the model-year level across all configurations.

What are the crash test safety ratings for the 2021 Mercedes-Benz G-Class?

Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration

Tested Drivetrain / Cab Variant Overall Rating Frontal Crash Side Crash Rollover Rating Rollover Risk
SUV 4WD —
Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as No and Lane Departure Warning (LDW) is documented as No in official NHTSA records for tested 2021 Mercedes-Benz G-Class models.
View complete 2021 Mercedes-Benz G-Class crash test & safety breakdown →

What defect complaints are reported for the 2021 Mercedes-Benz G-Class?

Summary of 5 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)

Total Complaints
5
Crash Reports
1
Fire Reports
1
Complaints w/ Injury
1
Total Injuries
15

Top Reported Problem Categories

Ranked by total consumer complaint submissions recorded by NHTSA

ELECTRICAL SYSTEM,ENGINE 1 complaint
ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM 1 complaint
ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL,ENGINE 1 complaint
Service Brakes 1 complaint
SUSPENSION,FORWARD COLLISION AVOIDANCE 1 complaint (1 crash)

Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.

View all 2021 Mercedes-Benz G-Class problems & component breakdown (5 categories) →

Are there open safety recalls on the 2021 Mercedes-Benz G-Class?

Manufacturer safety recall campaigns monitored and recorded by NHTSA

NHTSA Campaign #24V659000 Active Recall
Affected Component: LATCHES/LOCKS/LINKAGES:DOORS:LOCK

Defect Summary: 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.

Free Manufacturer Remedy: 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 completed.
NHTSA Campaign #23V445000 Active Recall
Affected Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Defect Summary: 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.

Free Manufacturer Remedy: 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.
NHTSA Campaign #23V097000 Active Recall
Affected Component: ELECTRICAL SYSTEM:WIRING

Defect Summary: 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).

Free Manufacturer Remedy: 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.
View all 2021 Mercedes-Benz G-Class recalls & campaign history (7 campaigns) →
Search Intelligence

Quick Answers: Key Questions Drivers Ask About the 2021 Mercedes-Benz G-Class

Direct, deterministic answers synthesized from verified United States government databases for the 2021 Mercedes-Benz G-Class

How many safety recalls does the 2021 Mercedes-Benz G-Class have?

The 2021 Mercedes-Benz G-Class is associated with 7 official NHTSA safety recall campaigns in AutoUtility's current federal records.

If your individual vehicle is affected by an open safety recall, NHTSA advises owners to contact an authorized franchised dealership for the recall remedy at no charge. Because recall campaigns apply to specific production runs and equipment batches, vehicle owners should verify their 17-digit VIN at NHTSA.gov.

View all 7 recall campaigns & remedy details →
Source: NHTSA Safety Recalls Database (49 U.S.C. 30118)

What are the most common problems reported for the 2021 Mercedes-Benz G-Class?

NHTSA records list 5 consumer defect complaints for the 2021 Mercedes-Benz G-Class. The most frequently referenced vehicle system is ELECTRICAL SYSTEM,ENGINE, appearing in 1 filings (20% of submissions).

Consumer complaints represent unverified owner submissions filed under federal reporting guidelines and describe reported component behavior rather than audited failure rates.

Explore full 2021 Mercedes-Benz G-Class defect complaint breakdown →
Source: NHTSA Office of Defects Investigation (ODI)

Is there an official NHTSA crash safety rating for the 2021 Mercedes-Benz G-Class?

An official NHTSA 5-Star NCAP crash test rating is not available for the 2021 Mercedes-Benz G-Class in AutoUtility's current federal dataset.

NHTSA publishes crash safety evaluations for a selected sample of passenger vehicles each model year. Consult NHTSA.gov for active safety equipment records and vehicle safety bulletins.

Check active safety equipment and ratings overview →
Source: NHTSA NCAP Registry

What fuel economy (MPG) does the 2021 Mercedes-Benz G-Class get?

Official EPA laboratory estimates for the 2021 Mercedes-Benz G-Class range from 14 to 18 MPG combined (55% city / 45% highway weighted) depending on engine, transmission, and drivetrain configuration.

Using AutoUtility's standardized operating cost model (15,000 miles/year, $3.50/gal gas, $0.16/kWh electricity), annual energy expenditures range across certified configurations based on official EPA laboratory test baselines.

Compare MPG ratings across all certified trims →
Source: EPA FuelEconomy.gov Certified Database
Official US Government Data Provenance

The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:

  • NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
  • NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
  • U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.