2020 Mercedes-Benz AMG GLC43 Problems, Complaints & Recalls

Source: NHTSA · Updated Feb 5, 2024 · 5 owner complaints analyzed

Compared with other AMG GLC43 years
Not enough data 4th of 11 for complaints
NHTSA crash rating
Not rated

Owners have filed 5 complaints with NHTSA about the 2020 Mercedes-Benz AMG GLC43. That ranks 4th out of 11 AMG GLC43 model years for complaints. The most reported problem area is engine (3 complaints, 60%). There are 7 safety recalls covering this model year.

Complaints are unverified owner reports and are not adjusted for sales volume.

Compare with another car

Most common 2020 Mercedes-Benz AMG GLC43 problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Engine3
Electrical System2 · ~30,000 mi
Back Over Prevention1 · ~30,000 mi
Service Brakes1
Unknown or Other1
Vehicle Speed Control1 · ~800 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Engine360%———
Electrical System240%30,000——
Back Over Prevention120%30,000——
Service Brakes120%———
Unknown or Other120%———
Vehicle Speed Control120%800——

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2022, with 3 complaints
2021: 1202112022: 3202232023: 120231

n = 5 complaints · Source: NHTSA

2020 Mercedes-Benz AMG GLC43 recalls (7)

Tap a recall to see the problem, the risk and the fix.

Exterior lighting:headlightsFeb 2, 2024 · NHTSA campaign 24V070000 · 15,502 vehicles

Problem: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2022 GLC 300, 2020 GLC 350e, and 2020-2022 AMG GLC 43 vehicles. The headlights may be incorrectly adjusted too high and create a glare for oncoming traffic. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Risk: Incorrectly aimed headlights can reduce the visibility of oncoming traffic, increasing the risk of a crash.

Fix: Dealers will inspect the headlight adjustment and correct it if necessary, free of charge. Owner notification letters were mailed February 23, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.

Electrical system:software; communication: auto crash notificationMay 20, 2022 · NHTSA campaign 22V365000 · 242,722 vehicles

Problem: 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.

Risk: 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.

Fix: 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 MBUSA customer service at 1-800-367-6372. MBUSA's numbers are for this recall is 2022060005 and 2023110006.

Back over prevention:display functionApr 8, 2022 · NHTSA campaign 22V232000 · 126,443 vehicles

Problem: 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 image due to a software error. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

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

Fix: 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.

Back over prevention: sensing system: camera; electrical system:softwareMay 14, 2021 · NHTSA campaign 21V354000 · 343,191 vehicles

Problem: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLA-Class, GLE/GLS-Class, A-Class, E-Class, E-Class Coupe and Convertible, GLA/GLB-Class, GLC-Class, CLS-Class, and AMG GT-Class 4-door Coupe vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The MBUX multimedia system software may cause the display to remain black, or reboot after startup. This could result in the rearview camera image not displaying properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."

Risk: A backup camera that displays a blank image reduces the driver's rear view, increasing the risk of a crash or injury.

Fix: The multimedia system software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed beginning June 28, 2021. Owners may contact MBUSA customer service at 1-800-367-6373. MBUSA's number for this recall is 2021050012.

Communication: auto crash notification; electrical system:softwareFeb 5, 2021 · NHTSA campaign 21V058000 · 1,292,258 vehicles

Problem: 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 software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.

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

Fix: 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.

Steering:electric power assist systemOct 23, 2020 · NHTSA campaign 20V651000 · 2,533 vehicles

Problem: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLC300, GLC350e, GLC43 AMG, and GLC63 AMG vehicles. The power steering control unit wiring harness may have been damaged during the production process, possibly resulting in a loss of power steering assist or an electrical short-circuit.

Risk: A loss of power steering assist can increase the risk of a crash. Additionally, If the wiring harness short-circuits, there is an increased risk of a fire.

Fix: MBUSA will notify owners, and dealers will inspect the wiring harness, and replace it if necessary, free of charge. The recall began December 11, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020110012.

Seats:mid/rear assemblyJun 5, 2020 · NHTSA campaign 20V328000 · 1,352 vehicles

Problem: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 E450, AMG E63S, GLC300, AMG GLC43, AMG GLC63, AMG GT53, and AMG GT63 vehicles equipped with rear seatbacks that can be electrically unlatched. The left-rear seatback latch may not be strong enough to withstand certain loads. If cargo were to strike the left-rear seatback, the latch may fail.

Risk: In the event of a crash, if the left-rear seatback latch fails, it can increase the risk of injury.

Fix: MBUSA will notify owners, and dealers will replace the left-rear seatback latch, free of charge. The recall began August 17, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020070004.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

2020 AMG GLC 43 coupe here in Harrison, NJ. My driving style with this vehicle isn't different in any relevant way versus with past vehicles. There is an acceleration dead spot which is the default occurrence when I am coasting at a low speed and then go to accelerate. Common scenarios are driving…

Service Brakes · received Dec 14, 2023 · NHTSA complaint 11560051

The contact owns a 2020 Mercedes-Benz GLC43. The contact stated that while driving at an undisclosed speed, the vehicle hesitated to accelerate after coming to a complete stop while the steering wheel was turned. The vehicle was taken to the dealer where it was diagnosed that the electronic…

Vehicle Speed Control · received Aug 11, 2022 · NHTSA complaint 11478857

The contact owns a 2020 Mercedes-Benz AMG GLC43. The contact received notification of NHTSA Campaign Number: 21V354000 (Back Over Prevention, 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…

Back Over Prevention · received Jun 30, 2022 · NHTSA complaint 11471894

Sometimes after I hit the brake (hard or soft) but need to step on the gas again, the car pauses and does nothing for over a second, making it dangerous if you need to make a turn. Sometimes the car is confused whether to go fast or slow down so it does nothing and does not re-act to the driver…

Engine · received Mar 7, 2022 · NHTSA complaint 11455489

At around 11pm on Monday, Sept 20, 2021 I was driving approximately 65 mph on the highway when the vehicle began to abruptly decelerate for no apparent reason, even when I was pushing on the accelerator pedal. When I would push on the accelerator I could hear the engine revving, I confirmed the car…

Engine · received Sep 21, 2021 · NHTSA complaint 11433783

Other Mercedes-Benz AMG GLC43 years

← 2019 AMG GLC43 · 2021 AMG GLC43 →

See all Mercedes-Benz AMG GLC43 problems by year, every Mercedes-Benz model, or the Mercedes-Benz VIN decoder.

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Frequently asked questions

What are the most common problems with the 2020 Mercedes-Benz AMG GLC43?

Owners most often report engine, electrical system, back over prevention problems. The top one, engine, accounts for 3 complaints.

Was there a recall on the 2020 Mercedes-Benz AMG GLC43?

Yes, 7 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2020 Mercedes-Benz AMG GLC43 a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other AMG GLC43 model years, the 2020 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.