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2020 Mercedes-Benz CLS-Class recalls, complaints and safety ratings

There are 0 US recalls for the 2020 Mercedes-Benz CLS-Class, and 8 in Canada.

0US recalls
0urgent recalls
0owner complaints
–overall crash rating

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Recalls are issued for a make, model and model year. Whether the repair has already been done on one specific car is known only to its manufacturer and dealers. Check your vehicle's official status at nhtsa.gov/recalls or with a dealer.

US recalls (0)

No US recalls found for the 2020 Mercedes-Benz CLS-Class.

Canadian recalls (8)

Show 8 Canadian recalls

Electrical

2024-06-14 · campaign 2024-342

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 connector and cause a short circuit. Note: This recall replaces Transport Canada recall no. 2022-397. Safety Risk: A short circuit can create the risk of a fire, even while the vehicle is parked and turned off. Corrective Actions: Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to replace the transmission wiring harness.

Electrical

2022-09-29 · campaign 2022-547

Issue: On certain vehicles, the 12 V battery (in the trunk) could move in a crash. As a result, the battery electrical connexions could detach. If this happens, the post-crash safety systems (like the emergency calling (eCall) system, electric seat adjustment, hazard warning lights, and automatic door unlocking) may not work. Safety Risk: Safety systems that don't work correctly could increase the risk of injury. Corrective Actions: Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealership to add a bracket to better secure the battery.

Electrical

2022-07-22 · campaign 2022-397

Issue: On certain vehicles equipped with 4-wheel drive (4Matic), the transmission wiring harness might not be routed correctly. As a result, water could enter the wiring harness connector and cause a short circuit. Safety Risk: A short circuit can create the risk of a fire, even while the vehicle is parked and turned off. Corrective Actions: Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealership to inspect the connector on the transmission wiring harness, and repair it if necessary. Additionally, the dealer will install a bracket to improve the routing of the transmission wiring harness.

Over-the-air fix

Other

2022-05-20 · campaign 2022-263

Issue: On certain vehicles equipped with the emergency calling (eCall) system, the SIM card for the communications module could disable itself. If this happens, the eCall system would not work properly when there is a crash or when the SOS button is pressed. Safety Risk: If the eCall system does not work in an emergency situation, there could be a delay in response from emergency services. Corrective Actions: Mercedes-Benz will notify owners by mail and send a wireless over-the-air software update to each vehicle. If the update cannot be completed successfully, you will be notified to schedule an appointment to have the update performed by a dealer.

Over-the-air fix

Visual system

2021-05-14 · campaign 2021-291

Issue: On certain vehicles, a software problem could cause the rearview camera image not to appear on the central display. Canadian regulations require the rearview image to display when the transmission is shifted into reverse gear. Safety Risk: A rearview camera image that does not display could reduce a driver's ability to see behind the vehicle while backing up. This could increase the risk of a crash. Corrective Actions: Mercedes-Benz will notify owners by mail and send a wireless over-the-air software update to each vehicle. If the update cannot be completed successfully, you will be notified to schedule an appointment to have the update performed by a dealer.

Over-the-air fix

Electrical

2021-02-12 · campaign 2021-064

Issue: On certain vehicles equipped with the emergency calling (eCall) system, the communications module may temporarily lose power during a crash. If this happens, the wrong vehicle location may be transmitted through the eCall system. This could cause emergency responders to be sent to the wrong location. Safety Risk: If the eCall system sends out the wrong location after a crash, there could be a delay in response from emergency services. Corrective Actions: Mercedes-Benz will notify owners by mail and send a wireless over-the-air update to each vehicle. If the update cannot be completed successfully, you will be notified to schedule an appointment to have the update performed by a dealer.

Accessories

2021-02-01 · campaign 2021-041

Issue: On certain vehicles, a software problem could cause the rearview camera image not to appear on the central display. Canadian regulations require the rearview image to display when the transmission is shifted into reverse gear. Safety Risk: A rearview camera image that does not display could reduce a driver's ability to see behind the vehicle while backing up. This could increase the risk of a crash. Corrective Actions: Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealer to update the head unit software.

Brakes

2019-07-23 · campaign 2019-357 · 755 vehicles

Issue: On certain vehicles equipped with the Driver Assistance Package, a software problem may cause the Active Brake Assist feature not to work properly. This could affect the feature’s ability to help reduce or avoid a crash. While the system will still provide audible and visual warnings, the autonomous braking might not occur. Safety Risk: If the brake assist system does not function properly, there could be an increased risk of a crash. Corrective Actions: Mercedes-Benz will notify owners by mail and instruct them to take their vehicle to a dealer to update the radar sensor control unit software.

Owner complaints

No owner complaints found for the 2020 Mercedes-Benz CLS-Class.

Crash test ratings

NHTSA 5-Star Safety Ratings for the 2020 Mercedes-Benz CLS-Class.

VersionOverallFrontalSideRollover
2020 Mercedes-Benz CLS-Class 4 DR RWD––––
2020 Mercedes-Benz CLS-Class 4 DR 4WD––––

Fuel economy

EPA ratings for each 2020 Mercedes-Benz CLS-Class version.

VersionCity MPGHighway MPGCombinedYearly fuel cost
AMG CLS53 4matic Plus 3.0 L Automatic 9-spd212723$3,550
CLS450 3.0 L Automatic 9-spd243126$3,150
CLS450 4matic 3.0 L Automatic 9-spd233026$3,150
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Sources: NHTSA recalls, complaints and 5-Star Safety Ratings, US EPA fuel economy and Transport Canada's Vehicle Recalls Database (contains information licensed under the Open Government Licence – Canada). Recalls updated 2026-10-30.