2020 Mercedes-Benz AMG GT C technical service bulletins
86 technical service bulletins and manufacturer communications cover the 2020 Mercedes-Benz AMG GT C, including one warranty extension.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Engine
- Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is...
- Clanking noise from the area of the speakers in the doors
- Noises/ squealing from the service brake in various driving situations and ambient conditions
- During part of the steering movement, it feels heavier or more difficult to steer in the same spot every time
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- Engine
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- The customer requests deactivation of the N112/9 HERMES communication module Note: Deactivation of the...
- After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the...
- There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper...
- Noises at the front axle when cornering or maneuvering (video files attached) Note: Save video files...
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- The intent of
- Headlamp, front fog lamp leaky or fogged
- Headlamp, front fog lamp leaky or fogged
- Engine
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- At low speeds and light brake pressure, brakes will make a groaning or honking noise
- Noises/ squealing from the service brake in various driving situations and ambient conditions
- In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the...
- After a software update of HERMES communication module N112/9 has been performed on a gray import vehicle,...
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Headlamp, front fog lamp leaky or fogged
- Headlamps leaking or fogged
- During a phone call, the called party has difficulty understanding/cannot understand the driver, or...
- On certain Model Year 2019
- Fuel door may require several attempts to open
- After a control unit replacement of "N112/9
- Rear lamps fogged up/not leaktight
- Washer fluid system leaks
- DSI selection lever module cannot be switched to park position "P"
- "Active Emergency Stop Assist Currently Unavailable" and "Active Steering Assist Inoperative" instrument...
- Damage or discoloration to paint protection films on vehicle
- Headlamp or front fog lamp leaky or fogged
- DSI selection lever module cannot be switched to park position "P"
- The customer complains of a check engine light (CEL) on. May also complain of the engine running roughly...
- The steering wheel generates grinding noises between the steering wheel and steering column switch module...
- Noises in the steering column area when steering
- Electrical system
- Electrical system
- Electrical system
- Crease formation on genuine leather seat covers in vehicles with low mileage ⢠Objects left on the seats...
- Electrical system
- In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the...
- The "SOS nonfunctional" message appears sporadically in the instrument cluster of the vehicle
- Electrical system
- The Mercedes me connect services cannot be activated
- The red battery light in the instrument cluster lights up while driving
- Tailgate opens unintentionally
- Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position...
- Engine and engine cooling
- Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz, has produced certain MY 2021-2022 A-Class,...
- Sporadic warning message in instrument cluster "Engine oil pressure stop switch off vehicle" (or similar)...
- MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 – Boost Pressure is Too High"" "
- Functional impairment of 48 V on-board electrical system "
- Upon selecting navigation, the central display may show the following message: "Map data does not match...
- The mobile phone address book may not be transferred completely to the multimedia system COMAND, Audio 20,...
- The customer may note that the Dashcam feature is inoperable with one of the following complaints.
- The customer may note that the Dashcam feature is inoperable with one of the following complaints
- Coolant warning in instrument cluster
- Free browsing, Internet access via Wi-Fi hotspot and Internet radio nonfunctional"
- The tailgate can only be fully opened by operating it again, multiple times where necessaryor by manually...
- M17x.xxx Check Engine Light on with Misfire DTC's
- In the quick test, faults P0A1402 and/or P0AB602 are stored in the Drive Unit, electrical fault or open...
- In XENTRY diagnosis, the message "MBUX multimedia system control unit is defective (hard drive, internal...
- Complaint: Various causes are possible
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