IsItAGoodCar
Reliability Guide

Common Problems with the
2020 Mercedes-Benz GLE (V167)

The V167 launched with MBUX and 48V mild-hybrid technology. Early cars had 48V battery failures that could prevent starting, MBUX screen blackouts, and tailgate wiring harness breaks from repeated use. AIRMATIC air spring leaks remain a concern.

What changed for 2020

  • •New generation with MBUX
  • •48V mild-hybrid system
  • •AIRMATIC air suspension option
  • •Third-row seating option

Common MOT watch-outs

  • !48V battery failure
  • !MBUX screen blackouts
  • !Tailgate wiring harness break
  • !AIRMATIC air spring leaks
1
Known Issues
1
Serious
0
Moderate
0
Minor

The 2020 period has 1 more issue than the Mercedes-Benz GLE (V167) average across all year periods.

All Known Issues

48V Electrical System Failure

SeriousElectrics & Electronics

The 48V mild-hybrid system (EQ Boost) can fail, disabling the start-stop system and preventing the car from starting if the 12V system drains.

Most affected: GLE 450, GLE 300 d (later models)

Estimated cost: £1,000–£3,000Affects: 2019–2023

Typical symptoms

  • •48V Battery warning on dash
  • •Car refuses to start
  • •Start-stop stops functioning

What to inspect before you buy

  • ✓Check for outstanding software updates or recall history regarding the 48V system

Buying Tips for the 2020 Mercedes-Benz GLE (V167)

  • ✓Check 48V system status
  • ✓Test MBUX responsiveness
  • ✓Inspect tailgate wiring
  • ✓AIRMATIC overnight stand test
2019 Mercedes-Benz GLE (V167)2021 Mercedes-Benz GLE (V167)

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Other Mercedes-Benz GLE (V167) Year Periods

2019202020212022202320242025

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