No complaints are listed for the 2018 Mercedes-Benz AMG GLC63S. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as MERCEDES-BENZ AMG GLC63S.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
3 recalls.
Date: 2019-11-01. Systems: SEAT BELTS.
Defect: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2018 E400 Wagon 4MATIC, E400 4MATIC, E43 AMG 4MATIC, 2018-2019 E63S AMG 4MATIC Wagon, E63 AMG 4MATIC Wagon, E300, E300 4MATIC, GLC63S Coupe AMG 4MATIC, 2019 CLS450, CLS450 4MATIC, CLS53 AMG 4MATIC, E450 Wagon, E53 AMG 4MATIC, GLC300, GLC63 AMG Coupe 4MATIC, G550 4MATIC, G63 AMG, GLC300 Coupe 4MATIC, GLC300 4MATIC, GLC350e 4MATIC, GLC43 AMG Coupe (excerpt)
Consequence: The electric PRE-SAFEA?-function and the seat belt pretensioners may not deploy during a crash, increasing the risk of injury. (excerpt)
Remedy: MBUSA will notify owners, and dealers will inspect the front seat belt buckles, replacing them as necessary, free of charge. The recall began March 13, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020020017. (excerpt)
Do not drive: No. Park outside: No.
Date: 2018-12-19. Systems: AIR BAGS.
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018-2019 Mercedes-Benz GLC63 AMG Coupe, GLC63S AMG Coupe, and GLC63 vehicles. In the event of a crash, the frontal air bag may have a delayed deployment for certain unbelted front seat passengers. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection (excerpt)
Consequence: A delay in the air bag deployment can increase the risk of injury. (excerpt)
Remedy: MBUSA has notified owners, and dealers will update the air bag control unit software parameters, free of charge. The recall began March 1, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019020004. (excerpt)
Do not drive: No. Park outside: No.
Date: 2018-11-27. Systems: AIR BAGS.
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018 C300 Cabriolet, C300 Coupe, C300 4Matic Cabriolet, C300, C300 4Matic Coupe, C300 4Matic, C43 AMG Cabriolet, C43 AMG Coupe, C63 S AMG Cabriolet, C350e Plug-In Hybrid, C63 AMG Cabriolet, C63 AMG Coupe, C63 S AMG Coupe, C63 AMG, C63 S AMG, 2018-2019 GLC300 4Matic Coupe, GLC300, GLC63 AMG Coupe, GLC300 4Matic, GLC350e Plug-In Hybrid, GLC43 AMG C (excerpt)
Consequence: If the passenger air bag is incorrectly displayed as 'ON' when it is not, a front seat passenger may be unaware that the air bag will not deploy in the event of a crash, increasing their risk of injury. (excerpt)
Remedy: MBUSA will notify owners, and dealers will update the audio head unit software, free of charge. The recall began January 3, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018120009. (excerpt)
Do not drive: No. Park outside: No.
Manufacturer communications
202 manufacturer communications.
Communications by system| System | Count |
|---|
| ELECTRICAL SYSTEM | 67 |
|---|
| EQUIPMENT | 29 |
|---|
| POWER TRAIN | 21 |
|---|
| ENGINE | 19 |
|---|
| EXTERIOR LIGHTING | 15 |
|---|
| STRUCTURE | 13 |
|---|
| STEERING | 12 |
|---|
| ENGINE AND ENGINE COOLING | 11 |
|---|
11038186
Date: 2026-09-22. Type: Service Bulletin/Repair Instructions. Systems: SERVICE BRAKES.
Complaint Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is similar to a tire or wheel vibration, it is usually readily noticeable that it is distinctly different if it happens at all times or only while braking. Cause Although the cause of the vibra
11037987
Date: 2026-09-14. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
Complaint Only vehicles with a variable transfer case are affected. This can be identified through control unit N45 or N15/7 in the quick test. When accelerating with light load, vibrations or jolting sensation may come from the drivetrain. It may be mistaken for a harsh shift. Cause Modified oil qu
11037487
Date: 2026-09-01. Type: Service Bulletin/Repair Instructions. Systems: SERVICE BRAKES.
Complaint Noises/ squealing from the service brake in various driving situations and ambient conditions. Cause Frictional vibrations Remedy The intent of this document is to reduce noise from high performance AMG brakes. AMG brakes are designed for performance under high load and in certain scenario
11037228
Date: 2026-08-28. Type: Service Bulletin/Repair Instructions. Systems: STEERING.
Complaint During part of the steering movement, it feels heavier or more difficult to steer in the same spot every time. OR i??Rattling, humming, dry sliding/gravel noise from the electric steering system when steering (see attachment). Complaint does not impact the ability to safely steer or contro
11036511
Date: 2026-08-24. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, STRUCTURE.
Complaint Tailgate opens unintentionally. Cause Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. EXAMPLE: when stored in trouser pocket, handbag etc. Remedy As of the 6th generation, the vehicle key can be recoded so that the tailgate no longer opens as a res
11036999
Date: 2026-08-15. Type: Warranty Program/Extension. Systems: FUEL/PROPULSION SYSTEM.
Dear Mercedes-Benz Owner: In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA is extending the warranty coverage for the Diagnostic Module for Tank Leakage Detection ("DMTL") on your vehicle from the
11036142
Date: 2026-08-12. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Complaint 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active Parking and Parking Assist Inoperative" on Instrument Cluster 5. Cameras 6. Other Park Topics. Cause Various root causes Remedy See attached diagnostic guide.
11036229
Date: 2026-08-12. Type: Service Bulletin/Repair Instructions. Systems: ENGINE.
Complaint Oil leaks found on M176 or M177 engines diagnosed to be from the cylinder head cover area Cause Unknown (under investigation) Remedy If oil leaks are found at left or right cylinder head cover area please collect the following information and open TIPS case. 1. Collect photos of the leak 2
11036101
Date: 2026-08-06. Type: Service Bulletin/Repair Instructions. Systems: STRUCTURE.
Complaint Clanking noise from the area of the speakers in the doors. Cause Under analysis. Remedy To narrow down the cause, first of all remove the door trim. a ? If the noise continues to occur even with the door trim removed, then continue the diagnosis working towards the speaker and if necessary
11036190
Date: 2026-08-06. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Complaint A popup is seen on the HU with the message "data connection temporarily not available". Potentially affected functionalities in NTG4.5, NTG5 1.Weather 2.Local Search 3.IP Radio 4.Send2Car 5.Speech Detection Service 6.Navigation 7.iHeartRadio 8.Traffic Cams Cause MB Apps is sundowned for al