2011 Mercedes-Benz S350

2011 Mercedes-Benz S350

The 2011 Mercedes-Benz S350 is a luxury sedan powered by a 3.5-liter V6 engine producing 302 horsepower and 273 lb-ft of torque. Paired with the 7-speed automatic transmission, the S350 offers a smooth and refined driving experience. Despite its luxurious features, the S350 has faced certain issues over the years.

Engine

• 3.5L V6
  • Leaking oil pan gasket
    • Description/Symptoms: Oil leak from the oil pan gasket, visible as drips or puddles under the vehicle.
    • Solution: Replace the oil pan gasket.
    • Estimated Cost to Fix: $300 - $500
    • Recalls: None Found
  • Timing chain tensioner failure
    • Description/Symptoms: Rattling noise from the engine, reduced performance, and possible engine damage.
    • Solution: Replace the timing chain tensioner.
    • Estimated Cost to Fix: $1,500 - $2,500
    • Recalls: None Found

Transmission

• 7-speed automatic
  • Torque converter shudder
    • Description/Symptoms: Vibration or shudder felt during acceleration or gear changes.
    • Solution: Flush the transmission fluid and replace the torque converter.
    • Estimated Cost to Fix: $2,000 - $3,000
    • Recalls: None Found

Suspension

• Air suspension failure * Description/Symptoms: Vehicle sagging on one or more corners, rough ride quality. * Solution: Replace the faulty air strut or compressor. * Estimated Cost to Fix: $1,000 - $2,000 per corner * Recalls: None Found

Electrical

• Battery discharge * Description/Symptoms: Vehicle battery drains quickly, even when parked. * Solution: Test the electrical system for parasitic draw and replace any faulty components. * Estimated Cost to Fix: $100 - $500 * Recalls: None Found

Exterior

• Corrosion on grille * Description/Symptoms: Chrome peeling or pitting on the front grille. * Solution: Replace the grille. * Estimated Cost to Fix: $500 - $1,000 * Recalls: None Found

Interior

• Climate control system failure * Description/Symptoms: Air conditioning or heating system not working properly. * Solution: Diagnose and repair the faulty component (e.g., compressor, evaporator, etc.). * Estimated Cost to Fix: $500 - $2,000+ * Recalls: None Found
• Navigation system freezing * Description/Symptoms: Navigation screen freezes or becomes unresponsive. * Solution: Update the software or replace the navigation module. * Estimated Cost to Fix: $200 - $500+ * Recalls: None Found

Summary

The 2011 Mercedes-Benz S350 offers a luxurious and comfortable ride, but it has faced some reliability issues over the years. Common problems include a leaking oil pan gasket, timing chain tensioner failure, and air suspension failure. These issues can be expensive to repair, ranging from a few hundred dollars to several thousand dollars.

While some of the electrical and interior issues may not be major, they can still be frustrating for owners. Overall, the 2011 Mercedes-Benz S350 is a reliable luxury sedan, but potential buyers should be aware of these potential issues before making a purchase.