2020 Mercedes-Benz GLA Pre-Purchase Inspection Checklist
Known Issues — 2020 Mercedes-Benz GLA
MODERATE
MBUX infotainment software bugs on early H247 production units
MODERATE
8G-DCT dual-clutch hesitation and jerk in slow traffic
MODERATE
Oil consumption in M260 2.0L turbo engine
MINOR
Panoramic sunroof wind noise at highway speeds
MINOR
GLA45 front differential noise at parking lot speeds
MODERATE
OTA update failures on early builds requiring dealer visit
What to Inspect
- Test MBUX — full function test including reboot
- Drive dual-clutch in urban traffic for hesitation
- Check oil level and note last service date
- Test panoramic sunroof for wind noise at 60+ mph
- Listen for GLA45 front differential noise at low speed
- Confirm OTA updates are all applied
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Service A (oil & filter) | every 10,000 miles | $230-$340 |
| Service B (full inspection) | every 20,000 miles | $480-$700 |
| Spark plugs replacement | every 60,000 miles | $220-$370 |
| Dual-clutch transmission fluid | every 40,000 miles | $320-$480 |
| Brake pads and rotors (front) | every 30,000-40,000 miles | $550-$850 |
| Cabin air filter | every 20,000 miles | $70-$110 |
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