{"id":"2023_mercedes_benz_cls_class","make":"Mercedes-Benz","make_slug":"mercedes-benz","model":"CLS-Class","model_slug":"cls-class","year":2023,"url":"/mercedes-benz/cls-class/2023/","pts":["hev"],"configs":[{"id":46050,"model":"CLS450 4matic","pt":"hev","drive":"All-Wheel Drive","trany":"Automatic 9-spd","cyl":6,"displ":3.0,"eng":"SIDI; Mild Hybrid","turbo":true,"super":false,"start_stop":true,"city":22,"hwy":30,"comb":25,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"48V Li-Ion","fuel":"Premium","vclass":"Compact Cars","co2":357,"fe_score":5,"ghg_score":5,"fuel_cost":3100,"save_spend":-4250,"guzzler":false,"mfr_code":"MBX","modified":"Tue Jun 20 00:00:00 EDT 2023"}],"vclass":"Compact Cars","segment":"Compact car","recalls":[{"campaign":"24V100000","component":"ELECTRICAL SYSTEM:WIRING","mfr":"Mercedes-Benz USA, LLC","reported":"2024-02-09","owner_notified":"2024-03-22","units":12191,"summary":"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.","consequence":"An overheated ground cable increases the risk of a fire.","remedy":"Dealers will inspect the 48-volt ground cable connection and repair it as necessary, free of charge.  Owner notification letters were mailed March 22, 2024.  Owners may contact MBUSA customer service at 1-800-367-6372.  MBUSA's number for this recall is 2024MMNNNN.","notes":"Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.","park_outside":false,"do_not_drive":false,"mfr_campaign":"2024MMNNNN","initiated_by":"MFR","variants":[],"severity":"critical"},{"campaign":"23V574000","component":"ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS","mfr":"Mercedes-Benz USA, LLC","reported":"2023-08-11","owner_notified":"2023-09-08","units":880,"summary":"Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 E450, E350, AMG E63 S, AMG E53, CLS450, AMG GT53, and AMG GT43 vehicles.  Due to a software error, the exit warning system audio and visual warnings may fail to alert occupants about approaching vehicles.","consequence":"Failure to alert occupants of an approaching vehicle can increase the risk of a crash or injury.","remedy":"Dealers will update the exit warning system software, free of charge.  Owner notification letters were mailed September 8, 2023.  Owners may contact MBUSA customer service at 1-800-367-6372.  MBUSA's number for this recall is 2023080005.","notes":"Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.","park_outside":false,"do_not_drive":false,"mfr_campaign":"2023080005","initiated_by":"MFR","variants":[],"severity":"high"},{"campaign":"23V445000","component":"FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP","mfr":"Mercedes-Benz USA, LLC","reported":"2023-06-26","owner_notified":"2023-09-29","units":143551,"summary":"Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 C-Class, E-Class, S-Class, CLS, SL, GT, GLC, GLE, GLS, and G-Class vehicles.  Please refer to MBUSA's recall report for specific vehicle details.  The fuel pump may shutdown, which can result in a loss of drive power.","consequence":"A loss of drive power can increase the risk of a crash.","remedy":"Dealers will replace the fuel pump, free of charge.  Owner notification letters were mailed on June 14, 2024.  Owners may contact MBUSA customer service at 1-800-367-6372.  MBUSA's number for this recall is 2023070012.","notes":"Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.","park_outside":false,"do_not_drive":false,"mfr_campaign":"2023070012","initiated_by":"MFR","variants":[],"severity":"high"}],"recall_count":3,"critical_count":1,"park_outside":false,"do_not_drive":false,"score":69,"grade":"D","complaints":{"count":3,"crash":0,"fire":0,"injured":0,"deaths":0,"comps":[["Wheels",3]],"by_year":{"2024":1,"2025":1,"2026":1},"excerpts":[["2026-03-16","Wheels","Description of Defect: I am reporting a chronic and dangerous structural failure of the factory-equipped alloy wheels on my 2023 Mercedes-Benz CLS 450 4MATIC. Since purchase, this vehicle has suffered 8 documented incidents of wheel failure, consisting of 5 rim cracks and 3 complete wheel replacements. The failures are\u2026"],["2025-02-08","Wheels","This vehicle has 6,600 miles on it. All 4 wheels have been bent driving on normal roads at normal speed. There have been 2 sidewall tire bubbles as a result. And after having all wheels straightened one of the wheels has now cracked. This caused the tire to deflate and the vehicle can no longer be driven. Is speaking w\u2026"],["2024-08-15","Wheels","The car is equipped with Continental ProContact GX SSR 245/40R19 runflat tires in the front. Since January of this year I have replaced the front tires 5 times. Once for the left front and four times for the right front. One time it was due to a bubble in the sidewall. Other four were from the sidewall tearing vertical\u2026"]]},"investigations":[],"ncap":[],"popularity":999,"headline":{"range":null,"mpg":25,"ncap":null,"complaints":3},"presskit_trims":[],"generated_at":"2026-09-11 02:56 UTC","sources":["EPA fueleconomy.gov","NHTSA recalls","NHTSA complaints","NHTSA NCAP","NHTSA investigations"]}