Most common 2018 Mercedes-Benz AMG GLS63 problems
Share of the 2 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercedes-Benz AMG GLS63 complaints by model year
Best AMG GLS63 years: 2020. Compare all years →
2018 Mercedes-Benz AMG GLS63 recalls (3)
Communication › Auto crash notification
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.
Remedy: 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.
Communication › Auto crash notification
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.
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.
Service brakes, hydraulic
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018 Mercedes-Benz GLE350 4Matic, GLE350, GLS450 4Matic, GLS550 4matic, GLE43 AMG 4Matic, GLE63 AMG 4Matic, GLE63S AMG 4Matic, and GLS63 AMG 4Matic vehicles.
Remedy: MBUSA will notify owners, and dealers will bleed the rear axle brake system, free of charge. The recall began September 14, 2018. Owners may contact MBUSA customer service at 1-800-367-6372.
2018 Mercedes-Benz AMG GLS63 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 5.5L 8-cyl turbo | 7-speed automatic | 4WD | 13 / 18 / 15 |
EPA ratings. Class: SUV.
Frequently asked questions
Is the 2018 Mercedes-Benz AMG GLS63 a good car?
That is a low number of complaints for a car on sale this long. So far owners have filed 2 complaints with NHTSA.
What is the most common problem with the 2018 Mercedes-Benz AMG GLS63?
The brakes — 1 complaint, 50% of all complaints for this model year.
How many recalls does the 2018 Mercedes-Benz AMG GLS63 have?
There are 3 recalls for the 2018 Mercedes-Benz AMG GLS63, the most recent from May 20, 2022 (auto crash notification). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Mercedes-Benz AMG GLS63?
The best years by complaints, compared at the same age, are 2020. See the full Mercedes-Benz AMG GLS63 years comparison.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.