2020 Mercedes-Benz Cls 450 Problems

Typical for Model

Real NHTSA owner complaints for the 2020 Mercedes-Benz Cls 450.

20192021
Complaints
6
Crashes
0
Fires
0
Injuries
0
Fatalities
Recalls
2

Worst 2020 Mercedes-Benz Cls 450 Problems

Top 3 most-reported issues with average mileage at failure.

#14 complaints

Electrical Faults

#21 complaints

Engine Problems

#31 complaints

Wheel Issues

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All Problems by Category

Every NHTSA complaint category for the 2020 Mercedes-Benz Cls 450.

Electrical Faults
4
complaints
Crashes
Fires
Avg Miles
Engine Problems
1
complaints
Crashes
Fires
Avg Miles
Wheel Issues
1
complaints
Crashes
Fires
Avg Miles

Search Owner Complaints

Read what owners actually reported to NHTSA for the 2020 Mercedes-Benz Cls 450. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Recalls for 2020 Mercedes-Benz Cls 450

2 NHTSA recall campaigns affecting ~262,690 vehicles.

22V733000Electrical System:12v/24v/48v Battery
~19,968 affected

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2022 CLS450 Coupe and AMG E53, 2019-2021 AMG CLS53 Coupe, and 2021-2022 E450 vehicles. The 12-Volt battery in the trunk may not be properly secured, which, in the event of a crash, can cause electrical connection failure, disabling various safety features including, emergency call (eCall) system, electric seat adjustment, hazard warning lights, and automatic door locks.

22V365000Communication: Auto Crash Notification · Electrical System:software
~242,722 affected

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.

Other Mercedes-Benz Cls 450 Years

2020 Mercedes-Benz Cls 450 — FAQ

Answers based on real NHTSA complaint and recall data for this specific model year.

Is the 2020 Mercedes-Benz Cls 450 reliable?
Verdict: Typical for Model. The 2020 Mercedes-Benz Cls 450 has 6 NHTSA complaints, 0 crash-related, and 2 recall campaigns. The most common issue is Electrical Faults with 4 complaints. Source: NHTSA via VinItel.
What are common problems with the 2020 Mercedes-Benz Cls 450?
Top reported problems: Electrical Faults (4 complaints); Engine Problems (1 complaints); Wheel Issues (1 complaints). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
Does the 2020 Mercedes-Benz Cls 450 have any recalls?
Yes — 2 NHTSA recall campaigns affecting an estimated 262,690 vehicles. Recalls are free to fix at the dealer. Always verify by VIN whether the specific car you're looking at has had its recalls addressed.
Should I buy a 2020 Mercedes-Benz Cls 450?
Complaint levels are in line with what's expected. Normal used-car due diligence applies — check the specific VIN for accident history, open recalls, and title brands.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.

Wider context: See the full Mercedes-Benz Cls 450 reliability report with year-by-year comparison and generation analysis.

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