2025 Mercedes-Benz GLB Pre-Purchase Inspection Checklist
Known Issues — 2025 Mercedes-Benz GLB
MODERATE
8G-DCT hesitation from rest — inherent gearbox trait
MINOR
Early 2025 MBUX build software being patched via OTA
MINOR
Oil consumption in M260 engine — expect slight top-off
MINOR
OTA update rollout timing causing brief feature gaps
MINOR
Third-row seat fold mechanism noise on some examples
MINOR
Rear wiper blade chatter in cold weather
What to Inspect
- Drive dual-clutch from cold start in urban traffic
- Confirm MBUX OTA updates are all applied and stable
- Check oil level and note last service date
- Test third-row seat fold mechanism for smooth operation
- Test rear wiper operation
- Pull full diagnostic fault code scan
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Service A (oil & filter) | every 10,000 miles | $260-$380 |
| Service B (full inspection) | every 20,000 miles | $530-$760 |
| Spark plugs replacement | every 60,000 miles | $240-$400 |
| Dual-clutch transmission fluid | every 40,000 miles | $350-$520 |
| Brake pads and rotors (front) | every 30,000-40,000 miles | $600-$930 |
| Cabin air filter | every 20,000 miles | $70-$110 |
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