Mercedes-Benz GLC — 积碳清洗

All GLC models (GLC 200/GLC 300) use GDI — no fuel washing over the intake valves. GLC is commonly used as a family SUV in Malaysia: school runs, short city trips, AC always on — worst profile for carbon accumulation.

• Chemical induction cleaning (preventive, 40,000 km)
• Walnut blasting (heavy buildup, 50,000–70,000 km)