Post
Research the Car Logo

2022 Mercedes-Benz CLS450

Posted
By Research the Car 3 min read

The 2022 Mercedes-Benz CLS450 is a stylish four-door coupe that blends performance with luxury. The CLS450 comes standard with a 3.0-liter inline-6 turbo engine with mild hybrid drive, producing 362 horsepower and 369 lb-ft of torque. This engine is paired with a 9G-TRONIC 9-speed automatic transmission. Some owners praise the car’s sleek design, comfortable ride, and advanced technology features. However, some common complaints include the high price, limited rear headroom due to the coupe-like roofline, and potential issues with the infotainment system.

Engine

3.0L Inline-6 Turbo (M256)

  • Rough Idle/Stalling
    • Description/Symptoms: Some owners have reported experiencing a rough idle, occasional stalling, or hesitation upon acceleration, particularly at lower speeds. This may be due to the Integrated Starter Generator (ISG) or related software.
    • Solution: A software update to the engine control unit (ECU) may resolve the issue. In more severe cases, replacement of the ISG may be required.
    • Estimated Cost to Fix: $0 (Software Update) - $2000+ (ISG Replacement)
    • Recalls: None Found
  • Check Engine Light
    • Description/Symptoms: The check engine light may illuminate due to various reasons, including issues with the oxygen sensors or catalytic converters.
    • Solution: Diagnosis by a certified technician using an OBD-II scanner is required to determine the cause. Repair may involve replacing faulty sensors or catalytic converters.
    • Estimated Cost to Fix: $200 - $1500+
    • Recalls: None Found

Transmission

9G-TRONIC 9-Speed Automatic (725.0)

  • Harsh Shifting/Hesitation
    • Description/Symptoms: Some owners have noted harsh or jerky shifting, especially between lower gears. Hesitation when accelerating or downshifting can also occur.
    • Solution: Software update to the Transmission Control Module (TCM). In some cases, a complete transmission replacement may be necessary.
    • Estimated Cost to Fix: $0 (Software Update) - $6,000+ (Transmission Replacement)
    • Recalls: None Found

Suspension

  • Air Suspension Malfunctions (If Equipped)
    • Description/Symptoms: For vehicles equipped with the optional air suspension, there have been reports of compressor failure, air leaks, or uneven ride height. This can lead to a noticeably bumpy or uncomfortable ride.
    • Solution: Diagnosis and repair of the air suspension system, which may involve replacing the compressor, air struts, or related components.
    • Estimated Cost to Fix: $500 - $3,000+
    • Recalls: None Found

Electrical

  • Infotainment System Freezing/Crashing
    • Description/Symptoms: The MBUX infotainment system can experience freezing, crashing, or lagging issues. Connectivity problems with Apple CarPlay or Android Auto have also been reported.
    • Solution: A software update may resolve these issues. If problems persist, replacement of the infotainment system’s head unit might be necessary.
    • Estimated Cost to Fix: $0 (Software Update) - $2,000+ (Head Unit Replacement)
    • Recalls: None Found
  • Sensor Malfunctions
    • Description/Symptoms: Faulty sensors, such as those for the blind-spot monitoring system or parking sensors, have been reported. This can lead to inaccurate warnings or system malfunctions.
    • Solution: Diagnosis and replacement of the faulty sensor.
    • Estimated Cost to Fix: $200 - $800+ per sensor
    • Recalls: None Found

Exterior

  • No Issues Found

Interior

  • Sunroof Issues
    • Description/Symptoms: Reports of sunroof malfunction including issues opening/closing, rattling noises, or leaks.
    • Solution: Repair or replacement of sunroof components such as the motor, tracks, or seals.
    • Estimated Cost to Fix: $300-$1,500+
    • Recalls: None Found

Summary

The 2022 Mercedes-Benz CLS450 presents a mix of luxury and performance, but potential buyers should be aware of some common issues reported by owners. Engine and transmission problems such as rough idling, harsh shifting, and hesitation can affect the driving experience. Electrical issues, particularly with the infotainment system, can also be frustrating. While some problems can be resolved with software updates, others may require more costly repairs. Overall, while these issues are not necessarily widespread, it’s recommended to have a thorough pre-purchase inspection performed by a qualified mechanic.

Mercedes-Benz, CLS450
Mercedes-Benz CLS450 2022
This post is licensed under CC BY 4.0 by the author.