2021 Mercedes-Benz CLA250

Introduction

The 2021 Mercedes-Benz CLA250 is a sleek and stylish compact sedan that combines luxury and performance. It comes with a 2.0L inline-4 turbocharged engine producing 221 horsepower and 258 lb-ft of torque, paired with an 8-speed dual-clutch transmission. The CLA250 offers a premium driving experience with a comfortable interior, advanced technology features, and responsive handling. However, some owners have reported various issues with the vehicle.

Engine

• 2.0L Inline-4 Turbocharged Engine
  • Oil Leak from Oil Cooler Gaskets: Oil starts leaking from the oil cooler located behind the engine block onto the exhaust downpipe, causing a burning oil smell.
    • Solution: Replace the faulty oil cooler gaskets.
    • Estimated Cost to Fix: $300 - $500+
  • Faulty Camshaft Adjuster: The camshaft adjuster responsible for variable valve timing can fail, causing the engine to run rough, hesitate, and experience reduced power.
    • Solution: Replace the failed camshaft adjuster.
    • Estimated Cost to Fix: $600 - $900+
  • Timing Chain Tensioner Failure: The timing chain tensioner can fail prematurely, leading to a rattling or ticking noise from the engine and potential engine damage if not addressed promptly.
    • Solution: Replace the faulty timing chain tensioner.
    • Estimated Cost to Fix: $800 - $1,200+
    • Recall: NHTSA Campaign Number 21V727000

Transmission

• 8-Speed Dual-Clutch Transmission
  • Harsh Shifting: Some owners have experienced rough or delayed gear shifts, particularly during low-speed maneuvers or when the transmission is cold.
    • Solution: Update the transmission software or replace the transmission control module.
    • Estimated Cost to Fix: $200 - $600+
  • Clutch Pack Wear: Excessive wear on the clutch packs within the transmission can lead to slipping, shuddering, or difficulty engaging gears.
    • Solution: Replace the affected clutch packs or overhaul the transmission.
    • Estimated Cost to Fix: $2,500 - $4,000+

Suspension

• Front Control Arm Bushing Failure: The bushings in the front control arms can deteriorate prematurely, causing clunking or rattling noises over bumps and uneven surfaces. * Solution: Replace the worn control arm bushings. * Estimated Cost to Fix: $150 - $300+ per side

Electrical

• Rearview Camera Malfunction: The rearview camera may experience intermittent or complete failure, making it difficult or impossible to view the surroundings when reversing. * Solution: Replace the faulty rearview camera. * Estimated Cost to Fix: $500 - $800+
• Blind Spot Monitor False Alerts: The blind spot monitoring system can generate false alerts, warning the driver of vehicles that are not actually present in the blind spot. * Solution: Update the system software or replace the affected sensors. * Estimated Cost to Fix: $200 - $400+

Exterior

• Trunk Lid Alignment Issues: The trunk lid may not align properly with the body, resulting in uneven gaps or difficulty closing. * Solution: Adjust the trunk lid latch or replace the hinges. * Estimated Cost to Fix: $100 - $300+

Interior

• Panoramic Sunroof Panel Noise: The panoramic sunroof panel may produce excessive rattling or whistling noises while driving. * Solution: Lubricate or adjust the sunroof seals and mechanisms. * Estimated Cost to Fix: $100 - $250+

Summary

While the 2021 Mercedes-Benz CLA250 offers a refined and enjoyable driving experience, it has faced several reliability issues. The engine, transmission, and suspension components have been subject to various problems, with potential costs ranging from minor repairs to major overhauls. Electrical malfunctions and interior issues have also been reported. It’s important for potential owners to be aware of these issues and consider the potential repair costs before purchasing or leasing the vehicle.