The 2018 Mercedes-Benz G-Class has zero owner defect complaints and 1 safety recall campaign on file with NHTSA. EPA testing covers 4 certified vehicle configurations spanning 5.5l 8-cyl, 4l 8-cyl, and 6l 12-cyl configurations. Gasoline and hybrid variants deliver 11 to 13 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year. The 2018 Mercedes-Benz G-Class belongs to the 1st generation (W463 1st Gen) G-Class platform spanning model years 2015–2018.

Key Data Findings
  • • NHTSA Owner Complaints: 0 reports
  • • Safety Recall Campaigns: 1 campaign
  • • NHTSA Overall Safety Rating: Not rated by NHTSA
  • • EPA Efficiency: 11–13 MPG (4 variants)
Data Note: Compiled directly from official NHTSA Office of Defects Investigation (ODI), NHTSA 5-Star Safety Ratings, and EPA FuelEconomy.gov databases.
Fuel Economy
11–13MPG
4 EPA certified variants (5.5l 8-cyl, 4l 8-cyl, and 6l 12-cyl configurations)
Reported Complaints
0
0 submitted complaints
Safety Recalls
1
1 official NHTSA recall
NCAP Safety Rating
Not rated by NHTSA

What is the fuel economy and range of the 2018 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
AMG G63 5.5L 8-Cyl 4-Wheel Drive Automatic 7-spd 12 MPG 15 MPG 13 MPG — $5,850 / yr
G550 4L 8-Cyl 4-Wheel Drive Automatic 7-spd 13 MPG 14 MPG 13 MPG — $5,850 / yr
AMG G65 6L 12-Cyl 4-Wheel Drive Automatic 7-spd 11 MPG 13 MPG 12 MPG — $6,350 / yr
G550 4x4 4L 8-Cyl 4-Wheel Drive Automatic 7-spd 11 MPG 11 MPG 11 MPG — $6,900 / 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 2018 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 AWD —
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 2018 Mercedes-Benz G-Class models.
View complete 2018 Mercedes-Benz G-Class crash test & safety breakdown →

What defect complaints are reported for the 2018 Mercedes-Benz G-Class?

Summary of 0 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)

Total Complaints
0
Crash Reports
0
Fire Reports
0
Complaints w/ Injury
0
Total Injuries
0

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 2018 Mercedes-Benz G-Class problems & component breakdown (0 categories) →

Are there open safety recalls on the 2018 Mercedes-Benz G-Class?

Manufacturer safety recall campaigns monitored and recorded by NHTSA

NHTSA Campaign #21V058000 Active Recall
Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Defect Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.

Free Manufacturer Remedy: MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.
View all 2018 Mercedes-Benz G-Class recalls & campaign history (1 campaigns) →
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.