2020 Mercedes-Benz Cls 450 Recalls

Recalls on record Updated July 2026

The 2020 Mercedes-Benz Cls 450 has 5 NHTSA recall campaigns affecting an estimated 1,681,458 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 6 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.

Recall campaigns

ELECTRICAL SYSTEM 22V733000 2022-09-30 19,968 affected
Defect

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…

Consequence

The inability to operate safety features (eCall system, hazard lights, electric seats, or automatic door locks) can increase the risk of injury during a crash.

Remedy

Dealers will secure the 12V battery, free of charge. Owner notification letters were mailed January 20, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022100009.

ELECTRICAL SYSTEM 22V365000 2022-05-20 242,722 affected
Defect

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…

Consequence

A disabled eCall system would prevent a vehicle occupant from contacting the emergency services call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.

Remedy

The communication module software will be updated through an Over-the-Air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed July 8, 2022. Owner notification letters will be mailed in phases, on July 8, 2022, May 17, 2024, July 29, 2024, and September 27, 2024. Owners may contact…

BACK OVER PREVENTION 22V232000 2022-04-08 126,443 affected
Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018-2021 CLA-Class, GLE/GLS-Class, A-Class, C-Class, E-Class, E-Class Coupe/Convertible, GLA/GLB-Class, GLC-Class, and CLS-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The rearview camera may not display the rearview…

Consequence

An inoperable rearview camera display reduces the driver's rear view, increasing the risk of a crash.

Remedy

Dealers will update the rearview camera software, free of charge. Owner notification letters were mailed July 15, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022060007.

COMMUNICATION 21V072000 2021-02-12 67 affected
Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2019 C300, E300, 2018-2020 CLA250, 2020 CLS450, AMG E53, AMG GT53, GLE450, 2018 AMG E63, AMG GTA, 2017-2020 GLA250, GLC300, 2019 GLC350, AMG GLC43, 2017-2018 GLE350, 2019 AMG GLC 43, GLC350, GLE400, 2017 GLS450, S550, C300 Cabrio, and 2018-2019 S560 vehicles. …

Consequence

A disabled eCall system would prevent a vehicle occupant from contacting emergency services through the call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.

Remedy

MBUSA will notify owners, and dealers will inspect the communication module and activate it, if necessary, free of charge. The recall began March 31, 2021. Letters for the owners of the 9 additional vehicles were mailed July 9, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for…

ELECTRICAL SYSTEM 21V058000 2021-02-05 1,292,258 affected
Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The…

Consequence

Failure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.

Remedy

MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.

Complaints by component

ELECTRICAL SYSTEM
4
ENGINE
1
WHEELS
1
Total complaints6

What owners report

Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.

“I purchased my 2020 mercedes-benz cls 450 with approximately 12,000 miles on 08/16/2022. Throughout the course of my ownership the vehicle has had multiple sets of tires replaced due to them either being prematurely bald, developing multiple bubbles, or shredding due to cracked rims. Along with…”

WHEELS · reported 2024-03-24

“The contact owns a 2020 mercedes-benz cls450. The contact received notification of nhtsa campaign number: 22v733000 (electrical system) however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall…”

ELECTRICAL SYSTEM · reported 2022-09-30

“******* delete voq ******* this complaint is being marked for deletion because it is an inadvertent duplicate of odi# 11496545*djr ******* delete voq *******”

ELECTRICAL SYSTEM · reported 2022-09-01

“The contact owns a 2020 mercedes-benz cls450. The contact received notification of nhtsa campaign number: 22v533000 (electrical system) however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a…”

ELECTRICAL SYSTEM · reported 2022-04-21

“The 2020 mercedes cls has a known defect in their 48v system that turns the engine off in locations with high het zones. I was told by the mercedes service department this has been occurring in arizona, new mexico, florida, nevada and saudi arabia. It's a know issue that they are unable to fix…”

ELECTRICAL SYSTEM · reported 2020-08-24

“The 2020 mercedes cls has a known defect in their 48v system that turns the engine off in locations with high het zones. I was told by the mercedes service department this has been occurring in arizona, new mexico, florida, nevada and saudi arabia. It's a know issue that they are unable to fix…”

ENGINE · reported 2020-08-24
Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2020 Mercedes-Benz Cls 450 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.