2017 Mercedes-Benz CLA Pre-Purchase Inspection Checklist
Known Issues — 2017 Mercedes-Benz CLA
MODERATE
7G-DCT hesitation from rest in stop-and-go traffic
MODERATE
Oil consumption above normal between 10,000-mile service intervals
MODERATE
Water pump failure at 70,000-100,000 miles
MODERATE
Front subframe corrosion in northern climates
MINOR
COMAND touchpad becoming unresponsive over time
MINOR
Rear parking sensor false triggers in reverse
What to Inspect
- Test dual-clutch in slow stop-and-go traffic
- Check oil consumption by comparing dipstick to last service date
- Inspect subframe and undercarriage for rust in salt-belt examples
- Test COMAND touchpad responsiveness
- Check rear parking sensors
- Pull fault codes including water pump and powertrain
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Service A (oil & filter) | every 10,000 miles | $200-$300 |
| Service B (full inspection) | every 20,000 miles | $400-$600 |
| Spark plugs replacement | every 60,000 miles | $200-$350 |
| Dual-clutch transmission fluid | every 40,000 miles | $300-$450 |
| Brake pads and rotors (front) | every 30,000 miles | $500-$750 |
| Water pump replacement | as needed | $600-$1,000 |
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