2020 Mercedes-Benz E-Class Pre-Purchase Inspection Checklist
Known Issues — 2020 Mercedes-Benz E-Class
MODERATE
9G-Tronic transmission judder at low throttle openings
MODERATE
Air suspension compressor failure on AIRMATIC models
MODERATE
MBUX infotainment random reboots after certain software versions
MODERATE
E63 oil leaks from front engine seals at higher mileage
MINOR
Active lane-keeping assist overcorrecting on uneven road markings
MODERATE
Sunroof drain tube blockage causing interior water damage
What to Inspect
- Test MBUX for stability — reboot during navigation session
- Drive at 30-50 mph light throttle to detect transmission judder
- Verify air suspension heights and listen for compressor noise
- Inspect E63 front engine seals for oil seepage
- Test lane-keeping assist on highway
- Check sunroof drain operation with water pour test
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Service A (oil & filter) | every 10,000 miles | $300-$420 |
| Service B (full inspection) | every 20,000 miles | $600-$850 |
| Air suspension compressor | as needed | $600-$1,000 |
| Transmission fluid service | every 40,000 miles | $400-$550 |
| Brake pads and rotors (front) | every 30,000 miles | $700-$1,050 |
| Engine front seal service | as needed | $500-$900 |
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