2015 — 2021
4.0L M177 V8 Twin-Turbo - 'S' Performance Model
Petrol
Listen closely while driving at low speeds with the windows down. | Description: Check for any rhythmic clunking or clicking sounds over uneven surfaces. In cars of this performance calibre, it is common to consider the condition of the suspension bushings and control arms, as they endure significant load.
Perform a cold start with the bonnet open if possible. | Description: Listen for any distinct 'rattle' that settles after a few seconds. This is a helpful way to gauge the health of the hydraulic valve lifters or cam phasers, which are components to keep an eye on as these engines age.
Check this by navigating through the infotainment system for service history records. | Description: Verify the frequency of oil changes. Given the high-output nature of the M177 engine, consistent maintenance is key to long-term reliability.
Observe the gear shifts during both gentle and spirited acceleration. | Description: Ensure the MCT (Multi-Clutch Transmission) transitions smoothly. If shifts feel jerky when cold, it is worth discussing the transmission service history with the seller.
Usually the time to evaluate the cooling system components and spark plug health.
A common interval to check the condition of the engine and transmission mounts, which can impact the driving feel.
Consider a comprehensive check of all rubber components and seals throughout the drivetrain.
Periodically inspect the tyre condition, as the C63 S is known to be quite fond of the rear rubber.
Prioritize strict adherence to the manufacturer's oil change intervals using the correct AMG-approved lubricant.
Keep an eye on the brake pad and rotor wear, as these are high-performance consumables.
Regularly monitor the cooling system levels, as these twin-turbo units run quite warm.
Keep the service history booklet updated, as this helps maintain the value of these special machines in the NZ market.
Estimated repair costs if issues arise
Future Budget Planning: Depending on how the car has been driven, you might eventually need to budget for a brake refresh. Front discs for the C63 S can be substantial, so keep this in mind for long-term ownership.
Future Budget Planning: If the suspension feels less planted than it should after high mileage, it is common to consider replacing front control arm bushings or dampers to restore that 'factory fresh' handling.
Future Budget Planning: To ensure the MCT transmission continues to perform optimally, it is a wise move to budget for a fluid and filter service if it hasn't been documented recently.
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Disclaimer: This report is generated with the assistance of AI analysis based on verified automotive data. While we strive for 100% accuracy, enthusiasts should always conduct physical inspections and consult service records. View Full Disclaimer