CLS-Class (C257)
Engine Reliability Ratings
M256
3.0L 6-cyl TurboView details
Complaint Breakdown
Known Issues
Vehicle-Level Issues
These issues affect the Mercedes-Benz CLS-Class regardless of engine variant.
All Generations
Alternatives in Luxury Sedan
Frequently Asked Questions
What are the most common 2019-2024 Mercedes-Benz CLS-Class problems?
The 2019-2024 Mercedes-Benz CLS-Class has accumulated 33 NHTSA complaints. The most frequently reported problem areas are Wheels/Tires, Electrical System, Engine. As with any used vehicle, a pre-purchase inspection and vehicle history report are recommended.
Which Mercedes-Benz CLS-Class engine is most reliable?
The 2019-2024 Mercedes-Benz CLS-Class was offered with 1 engine option. Based on NHTSA complaint data, the 3.00L 6-cyl has the lowest complaint density and is considered the most reliable choice for buyers.
Is the 2019-2024 Mercedes-Benz CLS-Class a good used car?
The 2019-2024 Mercedes-Benz CLS-Class can be a solid used car purchase depending on trim, mileage, and maintenance history. With 33 total NHTSA complaints on record, prospective buyers should review the known problem areas and check for open recalls before buying.
How many NHTSA complaints does the 2019-2024 Mercedes-Benz CLS-Class have?
The 2019-2024 Mercedes-Benz CLS-Class has 33 complaints filed with NHTSA as of our latest data pull. Complaint counts reflect owner-reported issues and do not necessarily indicate defects or safety risks on their own.
What recalls affect the 2019-2024 Mercedes-Benz CLS-Class?
There are 0 NHTSA recalls affecting some 2019-2024 Mercedes-Benz CLS-Class vehicles. Recall status varies by VIN โ check the NHTSA recall database at recalls.nhtsa.dot.gov with your specific VIN to confirm which campaigns apply.
What should I check before buying a used Mercedes-Benz CLS-Class?
Before buying a used Mercedes-Benz CLS-Class, verify all open recalls are completed via the NHTSA VIN lookup tool. Pay particular attention to Wheels/Tires, Electrical System, Engine, which are the most commonly reported problem areas. Request maintenance records, have an independent mechanic inspect the vehicle, and run a vehicle history report to check for prior accidents or title issues.
Does the CLS-Class have NHTSA crash test ratings?
NHTSA has not published crash test ratings for the 2019-2024 Mercedes-Benz CLS-Class. Not all vehicles are tested each year. For the latest NHTSA safety information, visit nhtsa.gov/ratings.
Data from NHTSA federal complaints database. 33 complaints analyzed. Data confidence: moderate. Last updated: 2026-04-07.