All Reported Problems
Every documented issue for this vehicle, organized by category
Documentation Opacity
2 issues reported
Mercedes-Benz's privacy documentation for connected vehicles and platforms is spread across multiple hard-to-find policies written in dense legalese, making it difficult for buyers to understand how t...
Mercedes-Benz does not publicly disclose pricing for Digital Extras subscriptions, which renew automatically after an initial included term, leaving buyers unable to determine ongoing ownership costs ...
Electronic Alerts & Nags
2 issues reported
The GLS's automatic emergency braking system, designed to detect and avoid collisions, falsely triggers in non-emergency situations like normal driving. Owners report around 25 activations causing uns...
The traction control system, meant to prevent wheel spin, erroneously activates during normal downshifting in high gears. This unexpected intervention disrupts driving.
Interface Friction
5 issues reported
The 2026 GLS's wireless Apple CarPlay feature, which mirrors iPhone apps to the infotainment screen, often experiences glitches and gets confused, especially with multiple users. Owners report needing...
One of the 2026 GLS's parking cameras is miscalibrated and displays a crooked image, making it harder to accurately judge surroundings while parking.
The MBUX system in the 2026 GLS uses multiple touchscreens, voice commands, gestures, and smartphone integration, but its complexity frustrates non-tech-savvy drivers who struggle to navigate menus an...
The 2026 GLS's steering column stalks for gear selection, turn signals, and wipers are made of cheap-feeling plastic that looks and feels low-quality despite the luxury branding.
The 2026 GLS's motorized rear seats, designed to adjust positions automatically, move too slowly, irritating owners who rely on the feature frequently.
OTA Behavior
1 issue reported
The Mercedes-Benz GLS receives over-the-air (OTA) software updates that are installed automatically. Owners cannot deactivate or opt out of these updates, potentially overriding user preferences or ca...
Privacy & Surveillance
6 issues reported
Mercedes-Benz vehicles and Mercedes me connect app collect extensive personal data including biometric, geolocation, driver behavior (like speed and acceleration), and sensory information, even withou...
Mercedes-Benz shares or sells personal information and behavioral inferences with marketing service providers for targeted advertising.
Mercedes-Benz shares personal and sensory data with law enforcement and government agencies when deemed reasonably necessary.
Mercedes-Benz experienced a major data breach in June 2022 exposing personal information of 1.6 million customers.
Mercedes-Benz vehicles are equipped with cameras and microphones that can record owners, raising snooping concerns.
Mercedes-Benz admits no information system is 100% secure and cannot guarantee the security of collected data, with encryption depending on user device settings.
Remote Control Capability
1 issue reported
The Mercedes-Benz remote control services, which allow owners to control vehicle functions like locking/unlocking or preconditioning remotely via app, can be deactivated by the provider at their discr...
Software Stability
1 issue reported
The infotainment system in the Mercedes-Benz GLS handles navigation, media, and vehicle controls via a large touchscreen. Owners report occasional software glitches or connectivity issues that disrupt...
Subscription Lock-in
1 issue reported
Mercedes-Benz requires owners to pay a monthly subscription fee to use the remote start feature via the vehicle's app, even after purchase. Owners express frustration over this unexpected ongoing cost...
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