Mercedes-Benz GLS X167 GLS 450
2019–2026 · SUV
Version
Engine
3.0L · Petrol Hybrid
Power
375.8 HP
Torque
—
Transmission
AUTOMATIC
Drive
AWD
0-100 km/h
—
Top Speed
—
Fuel consumption
10 L/100km
Body
SUV
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Model overview
A model overview is not available for this generation yet.
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Engine overview · 3.0L HYBRID_PETROL
The GLS 450’s 3.0L petrol-hybrid system is smooth and capable, but combines a turbocharged engine with complex 48-volt electrical and emissions hardware. Condition, servicing and model-year specification matter.
Pros
- Refined six-cylinder performance
- Smooth mild-hybrid assistance
Cons
- Complex hybrid and emissions systems
- Potentially expensive specialist repairs
- Limited long-term history for newer examples
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- 48-volt mild-hybrid system faultsHigh
- Turbocharged petrol-engine oil and cooling-system leaksMedium
- Emissions-system and sensor faultsMedium
- Timing-drive and engine-control noiseHigh
Maintenance
Use the VIN-specific Mercedes-Benz schedule and approved oil specification, with specialist diagnostics for the 48-volt system.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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