2020 Mercedes-benz Amg glc63 problems

Overview of popular issues
Recalls list

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Common 2020 Mercedes-benz Amg glc63 problems

Based on complaints from owners of the 2020 Mercedes-Benz AMG GLC 63, common problems with this vehicle include:

Excessive Noise: Another prevalent complaint is the significant amount of noise that occurs while driving the GLC 63. This noise could be related to road noise, wind noise, or mechanical sounds that disrupt the driving experience and comfort within the cabin.

High-Speed Driving Instability: Owners have noted that the vehicle exhibits instability at high speeds, which can be a concerning safety issue. This instability could affect the handling and overall performance of the car, impacting the driving experience and driver confidence.

Uncomfortable Ride on City Roads: The GLC 63 has been criticized for providing a poor ride quality on city roads. This issue could be attributed to the suspension setup, shock absorbers, or overall chassis design, leading to discomfort for both the driver and passengers during urban driving conditions.

Dealer Service Issues: A significant problem highlighted by owners is the lack of experienced technicians at Mercedes-Benz dealerships. This issue results in prolonged repair times, multiple visits to the service center, and overall dissatisfaction with the after-sales service provided for the GLC 63. Delays in resolving issues can lead to inconvenience and frustration for owners.

These complaints shed light on various aspects of the 2020 Mercedes-Benz AMG GLC 63 that have fallen short of owner expectations, ranging from quality concerns to performance and service-related issues.

Is the GLC 63 a real AMG?

The Mercedes-AMG GLC 63 S E PERFORMANCE 4MATIC+ knows no limits. With an incredible system output of 500 kW thanks to the world's most powerful series production 4-cylinder turbocharged engine and an additional powerful electric motor, this SUV puts real motorsport DNA on the streets.

What is the fuel mileage of a GLC63 AMG?

Then there's the fuel economy, which officially stands at around 37.7mpg.

How reliable is the Mercedes GLC engine?

Mercedes GLC reliability

Overall, 18.97% of respondents reported a fault with their cars in the first year of ownership. In our ownership survey, the GLC finished in 38th place overall from 75 cars, with owners praising its safety technology and design.

What engine does the GLC63 have?

The 2025 Mercedes-AMG GLC63 drops the twin-turbo V-8 engine in favor of the hybrid setup from the C63 sedan. The turbocharged 2.0-liter four-cylinder and electric motor join forces to produce a massive 671 horsepower and 752 pound-feet of torque.

2020 Mercedes-benz Amg glc63 complaints

The NHTSA has received 0 complaints about various vehicle components related to the 2020 Mercedes-benz Amg glc63.

You can leave your car complaint via the special form below.

2020 Mercedes-benz Amg glc63 recalls

The National Highway Traffic Safety Administration (NHTSA) has issued 10 recalls for different components of the 2020 Mercedes-benz Amg glc63.

2022-05-20

Manufacturer: Mercedes-Benz USA, LLC
Components: ELECTRICAL SYSTEM:SOFTWARE
Summary: 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.
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 MBUSA customer service at 1-800-367-6372. MBUSA's numbers are for this recall is 2022060005 and 2023110006.

2022-04-08

Manufacturer: Mercedes-Benz USA, LLC
Components: BACK OVER PREVENTION:DISPLAY FUNCTION
Summary: 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."
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.

2021-07-12

Manufacturer: Mercedes-Benz USA, LLC
Components: AIR BAGS:SENSOR:SIDE IMPACT
Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 CLS450, AMG E53, AMG CLS53, E350, E450, AMG GT43, AMG GT53, 2020 S450, S560, G550, AMG GLC63, 2020-2021 GLC300, and AMG G63 vehicles. The side crash sensor connectors may come loose, which could delay the activation of air bags and seatbelts during a side impact crash.
Consequence: Air bags and seatbelts that don't function as intended can increase the risk of injury during a crash.
Remedy: Dealers will inspect and replace as necessary, the side impact crash sensors, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021070032/33.

2021-05-14

Manufacturer: Mercedes-Benz USA, LLC
Components: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
Summary: 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."
Consequence: A backup camera that displays a blank image reduces the driver's rear view, increasing the risk of a crash or injury.
Remedy: 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.

2021-02-05

Manufacturer: Mercedes-Benz USA, LLC
Components: ELECTRICAL SYSTEM:SOFTWARE
Summary: 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.
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.

2020-12-11

Manufacturer: Mercedes-Benz USA, LLC
Components: ELECTRICAL SYSTEM:STARTER ASSEMBLY
Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018-2020 AMG GLC 63 4MATIC vehicles. The power supply cable on the starter might not have been installed correctly, possibly allowing the cable to chafe against the starter housing and short-circuit.
Consequence: If the power supply cable short-circuits, it can result in a stall, increasing the risk of a crash. In addition, a short-circuit can increase the risk of a fire.
Remedy: MBUSA will notify owners, and dealers will inspect the starter harness and power supply cable installation, and correct it as necessary, free of charge. The recall began March 18, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021010006.

2020-10-23

Manufacturer: Mercedes-Benz USA, LLC.
Components: STEERING:ELECTRIC POWER ASSIST SYSTEM
Summary: 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.
Consequence: 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.
Remedy: 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.

2020-07-06

Manufacturer: Mercedes-Benz USA, LLC.
Components: ELECTRICAL SYSTEM:SOFTWARE
Summary: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019-2020 C63 AMG, C63 AMG S, AMG GT 53, AMG GT 63, AMG GT 63 S, and 2020 GLC 63 AMG, GLC 63 AMG S vehicles. An incorrect Electronic Stability Program (ESP) software version may cause the ESP system to react inaccurately. On December 18, 2020, an additional 360 vehicles were added to the recall population.
Consequence: If the ESP does not react properly to a driving situation, it may increase the risk of a crash.
Remedy: MBUSA will notify owners, and dealers will update the ESP software, free of charge. The recall began August 28, 2020. Letters for the owners of the 360 additional vehicles were mailed January 15, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020080016.

2020-06-05

Manufacturer: Mercedes-Benz USA, LLC.
Components: SEATS:MID/REAR ASSEMBLY
Summary: 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.
Consequence: In the event of a crash, if the left-rear seatback latch fails, it can increase the risk of injury.
Remedy: 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.

2020-02-07

Manufacturer: Mercedes-Benz USA, LLC.
Components: COMMUNICATION
Summary: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 C300 Cabrio, C300 Cabrio 4MATIC, C300 Coupe, C43 AMG Cabrio 4MATIC, C43 AMG Coupe 4MATIC, C63S AMG Cabrio, CLS53 AMG 4MATIC, E350, E350 4MATIC, E450 Cabrio, E450 Cabrio 4MATIC, E450 Coupe, E450 Coupe 4MATIC, E450 4MATIC, E53 AMG Cabrio 4MATIC, GLC300 Coupe 4MATIC, GLC300, GLC300 4MATIC, GLC63 AMG Coupe 4MATIC, AMG GT63 4-Door 4MATIC, and AMG GT63S 4-Door 4MATIC vehicles. An electrical circuit inside the Emergency Call System (eCall) communication module may be damaged, potentially relaying an inaccurate vehicle location.
Consequence: An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
Remedy: MBUSA will notify owners, and dealers will replace the communication module, free of charge. The recall began April 14, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020030016.

Additional sources

More sources of information about 2020 Mercedes-benz Amg glc63 problems:

considering 2020 glc63 - few questions about common issues ...

https://mbworld.org/forums/glc63s-glc63-glc43-amg-suv-coupe-x253-c253/781425-considering-2020-glc63-few-questions-about-common-issues.html

Apr 29, 2020 ... GLC63s, GLC63, GLC43 AMG SUV and Coupe (X253, C253) - considering 2020 glc63 - few questions about common issues - 1. Did Mercedes fixed ...

Mercedes-Benz GLC63 AMG Repair: Service and Maintenance Cost

https://repairpal.com/mercedes-benz/glc63-amg

Get Mercedes-Benz GLC63 AMG repair and maintenance costs, common problems, recalls, and more. Find certified Mercedes-Benz mechanics near you.

2020 GLC63 Performance and Engine Issues - GLC63 forum is not ...

https://mbworld.org/forums/c63-c63s-amg/856077-2020-glc63-performance-engine-issues-glc63-forum-not-helpful.html

Dec 19, 2022 ... C63/C63S AMG - 2020 GLC63 Performance and Engine Issues - GLC63 ... Mercedes claims for the 469hp engine. I ... issue the car should run as it ...

Window fog issue... - Audizine Forums

https://www.audizine.com/forum/showthread.php/189840-Window-fog-issue?p=2264152

A common cause of this problem is having your re-circulate button on. ... 2020 Mercedes-Benz GLC 63 AMG - designo Cardinal Red ... I've never had this issue with my ...

Terrible Build Quality? I've got issues on a GLC63, do you ...

https://mbworld.org/forums/glc63s-glc63-glc43-amg-suv-coupe-x253-c253/724912-terrible-build-quality-i-ve-got-issues-glc63-do-you.html

Oct 23, 2018 ... My wife's car but zero issues when I'm driving or in the passenger seat. ... 2020 MERCEDES-AMG GLC63S Coupe. Likes: 7 ... 2020 AMG GLC 63. Likes: 8.