SuspensionHigh
Airmatic strut leaks and compressor wear
- Typically appears
- 60,000+ miles
- What to inspect
- Check ride height after standing overnight
2019–2025 Mercedes-Benz GLE · common problems & known faults
A large SUV where air suspension, electronics and brake wear dominate the used ownership cost.
Compiled & reviewed by the VehicleFaults Research Team · last reviewed August 2026
Quick answer
The most commonly reported faults on the 2019–2025 Mercedes-Benz GLE are Airmatic strut leaks and compressor wear, AdBlue system and DPF faults on urban diesels and 48V EQ Boost battery or Integrated Starter Generator (ISG) failure causing a no-start condition or dash warnings. 3 of the documented issues are rated high severity · inspect these first. Full inspection points, onset mileage and what to check are listed below.
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Build the inspection planReliability snapshot
Based on the documented faults on this page for the Mercedes-Benz GLE.
3.9/ 10
- Critical
- 0
- High
- 3
- Medium
- 5
- Low
- 0
Guidance only · reflects reported patterns, not a specific car's condition.
Known faults to check
ElectricalMedium
Driver assistance sensor and camera faults
- Typically appears
- Age-related
- What to inspect
- Test radar cruise and all parking cameras
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Build the inspection planBrakesMedium
Rapid front pad and disc wear from weight
- Typically appears
- 30,000+ miles
- What to inspect
- Measure pad thickness and check disc lips
EngineHigh
AdBlue system and DPF faults on urban diesels
- Typically appears
- 70,000+ miles
- What to inspect
- Check for AdBlue warnings and run to full temperature
Electrical / EngineHigh
48V EQ Boost battery or Integrated Starter Generator (ISG) failure causing a no-start condition or dash warnings.
- Typically appears
- 30,000-50,000 miles
- What to inspect
- Cycle the ignition to check for a yellow or red '48V battery malfunction' warning on the cluster. Ensure the engine starts instantly without a traditional cranking noise.
TransmissionMedium
Harsh, clunky downshifts from the 9G-Tronic gearbox, particularly when dropping from 3rd to 2nd or 2nd to 1st gear.
- Typically appears
- 40,000-70,000 miles
- What to inspect
- Accelerate to 30mph on a test drive, then let the vehicle coast to a complete stop without heavy braking to feel for shudders or clunks.
InfotainmentMedium
MBUX central display freezing, going completely blank, or getting stuck in a continuous reboot loop due to hardware or software faults.
- Typically appears
- 20,000-60,000 miles
- What to inspect
- Start the car and navigate rapidly through the MBUX menus. Engage reverse to check camera feed latency and test the voice control.
Bodywork / InteriorMedium
Water ingress into the cabin due to blocked panoramic sunroof drains or poorly sealed windscreens, leading to electrical gremlins.
- Typically appears
- 4-5 years
- What to inspect
- Press firmly into the carpet in both front footwells feeling for dampness, and inspect the headlining around the A-pillars for water staining.
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Build my inspection planFrequently asked questions
Is Airmatic a deal breaker?
No, but a sagging corner should always be priced into the offer.
Which version is easiest to sell?
A diesel with a clean AdBlue history and full service record.
What check catches the most?
A long hot run followed by a stationary ride height check.
Are the PHEV (GLE 350de / 400e) models reliable?
The plug-in hybrids are generally robust but demand strict adherence to servicing. The high-voltage battery cooling system is critical; always check coolant levels. They carry a significant weight penalty, so inspect suspension bushes carefully. Ensure the Type 2 charging cable is present in the boot, as replacements are costly.
How can I verify the 48V EQ Boost system is healthy?
Beyond checking the dash for malfunction warnings, listen closely to the engine startup. The Integrated Starter Generator should spin the engine into life instantly and silently. Any hesitation, warning lights, or rough idling immediately after a stop/start cycle indicates impending 48V battery or ISG failure requiring expensive dealer diagnostics.
What should I look out for on the AMG Line interior trim?
The Artico man-made leather used heavily on AMG Line bolsters is prone to cracking and splitting, particularly on the driver's seat base and outer bolster. Check this area closely, as replacing the seat cover is expensive. Additionally, ensure the ambient lighting strips in the doors illuminate evenly without dead spots.
Sources & further reading
Faults are compiled from documented recalls, technical bulletins, owner reports and mechanic sources, then reviewed for accuracy. This is guidance only · not a substitute for a professional inspection.
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