2021 Mercedes-Benz CLS-Class
Documented records held locally from official US and Canadian sources. Each record shows its official identifier so it can be confirmed at the source; nothing here is a score or a prediction.
Vehicle coverage
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Choose a vehicle to see the official records held for it.
Coverage held for this vehicle
- OFFICIAL ACTION 11 US Recalls
- MANUFACTURER COMMUNICATION 167 Manufacturer Bulletins
- INVESTIGATION 0 Investigations
- CONSUMER REPORT 2 Consumer Complaints
- CANADIAN RECALL 13 Canada Recalls
These are counts of distinct official records held locally. They are not combined into any score, and a record count is not a failure rate. A zero means no record is held here, not that none exists.
US Recalls
NHTSA Recall US
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24V445000 2024-06-14
Recall 24V445000
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLS 53 4MATIC, 2019-2023 E 53 4MATIC Cabriolet, E 53 4MATIC Coupe, E 53 4MATIC Sedan, 2021-2024 GT 43 4MATIC, and 2019-2025 GT 53 4MATIC vehicles. The transmission wiring harness connection might not have been correctly wired during a prior recall repair, and during production. which can expose the electrical connector to…
Recorded model years: 2021
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24V100000 2024-02-09
Recall 24V100000
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 CLS450, E450, E450 All-Terrain, AMG E53, AMG GT43, AMG GT53, and 2021 AMG CLS53 vehicles. The 48-volt ground cable connection located in the engine compartment may not be tightened properly and may result in the ground cable overheating.
Recorded model years: 2021
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22V733000 2022-09-30
Recall 22V733000
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…
Recorded model years: 2021
Showing 3 of 11 records held. The full set is available from the official source named above.
A further 35 records exist for the Mercedes-Benz CLS-Class where the source stated no model year. They are not counted above and appear on no year page.
Campaign applicability can depend on build date, equipment and market, and a remedy may already have been completed. Confirm any campaign against the official record using the VIN.
Manufacturer Bulletins
NHTSA Manufacturer Communication US
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11035490 2026-07-31
EW - DMTL
This NCU replaces the prior NCU issued on May 15, 2025, and contains additional MY 2023 and MY 2024 vehicles which are highlighted below. In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC (“MBUSA”) is extending the warranty coverage on the Diagnostic Module for Tank Leakage…
Recorded model years: 2021
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11035120 2026-07-17
LI46.10-P-078012
Complaint Hand detection system – malfunction / vehicles with code 266 Fault message in instrument cluster: "Active Emergency Stop Assist not available" "Active Lane Keeping Assist not available" "Active steering assist not available" Cause Possible causes: Hand detection mat, hand detection control unit, contacts, and electrical feed line. Remedy In the event of a customer complaint and fault code in…
Recorded model years: 2021
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11035005 2026-07-14
LI35.30-P-058566
Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of travel. Note: Sound file in attachment Cause If the complaint is eliminated by experimentally loosening the outboard collar nut (by 1 turn), the problem is due to cracking of the microweld…
Recorded model years: 2021
Showing 3 of 167 records held. The full set is available from the official source named above.
A further 394 records exist for the Mercedes-Benz CLS-Class where the source stated no model year. They are not counted above and appear on no year page.
A manufacturer communication is service guidance issued to dealers. It is not a safety recall, and its existence does not mean this vehicle has the described condition.
Investigations
NHTSA Investigation US
No matching records were found in the currently integrated dataset. This does not mean none exist for this vehicle — always check the official source using the VIN.
See all model years Go to the Mercedes-Benz CLS-Class page
A further 2 records exist for the Mercedes-Benz CLS-Class where the source stated no model year. They are not counted above and appear on no year page.
An investigation records that a regulator reviewed a suspected defect. It is not itself a finding of defect and not a recall.
Canada Recalls
Transport Canada Recall CA
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2024342 2024-06-14
Transport Canada recall 2024342
Issue: On certain vehicles, the recall repairs completed by a Mercedes-Benz dealer during recall 5491309 (Transport Canada recall no. 2022-397) may not have been done correctly. As a result, a second repair is required. On certain vehicles equipped with 4-wheel drive (4Matic), the transmission wiring harness may not be routed correctly. As a result, water could enter the wiring harness…
Recorded model years: 2021
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2024081 2024-02-09
Transport Canada recall 2024081
Issue: On certain vehicles, the bolt for the 48 V ground connection may not have been tightened properly. As a result, the wiring could overheat and melt. Safety Risk: Wiring that overheats and melts can create the risk of a fire. Corrective Actions: Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to…
Recorded model years: 2021
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2023672 2023-12-15
Transport Canada recall 2023672
Multiple source assertions are recorded for this identifier. Consult the official record for configuration-specific detail.
Recorded model years: 2021
Showing 3 of 13 records held. The full set is available from the official source named above.
A further 28 records exist for the Mercedes-Benz CLS-Class where the source stated no model year. They are not counted above and appear on no year page.
Canadian campaigns are recorded separately from US campaigns and do not imply one another.
Consumer Complaints
NHTSA Complaint US
2 complaint records in the dataset for this vehicle and year.
By system
- Driver-assistance systems1 (50.0%)Official recall records for this system: 4, covering model years 2019–2023.
- Tires & wheels1 (50.0%)
A single report can name several systems, so these figures overlap and must not be added together — their sum is larger than the report total above.
A further 228 complaint records exist for this vehicle where the source stated no model year. They are not counted above and appear on no year page.
These are owner-submitted allegations, not confirmed defects. Counts are record counts in the dataset. No exposure denominator exists, so no failure rate or reliability score can be derived from them.