See attached document for complaint.
2019 Mercedes-Benz GLS-Class suspension problems
moderate Owners of the 2019 Mercedes-Benz GLS-Class have filed 3 NHTSA complaints about the suspension at roughly $900 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation. See suspension across all vehicles →
Complaints
3
Recalls
0
Avg fix
$900
| Model year | suspension complaints |
|---|---|
| 2018 GLS-Class | 4 |
| 2019 GLS-Class (this page) | 3 |
What owners are reporting 3 most recent
I have been showing an error "Active Curve System Malfunction" intermittently since I bought this vehicle from Mercedes dealership, and I've started seeing oil leak from reservoir. I've seen this is a recall from 2013 to 2017 model, but I'm unable to see this as a recall on 2019 model.
What component or system failed or malfunctioned, and is it available for inspection upon request? Active Curve System Malfunction. How was your safety or the safety of others put at risk? The leaking of oil in the presence of an ignition source can increase the risk of a fire. Has the problem been reproduced or confirmed by a dealer or independent service center? Yes, Euro Motorcars Devon…
Had suspension trouble with your 2019 Mercedes-Benz GLS-Class?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the suspension problem on the 2019 Mercedes-Benz GLS-Class?
It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $900 and most owners catch it before it causes a breakdown.
At what mileage does the suspension typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $900 for suspension repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to suspension?
No active recalls currently cover suspension issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2019/Mercedes-Benz/GLS-Class.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.