Model year

2023 Mercedes-Benz AMG GLC63 S

Body and fuel not decoded. Owner complaints on file from no date to no date.

Recall campaigns covering this model year0No recall campaign lists this model year
Owner complaints0Not enough peers on file
Severity indexNoneCrash, fire, injury or death per 100
First 24 months0Complaints in its first two years
Complaints over time

Complaints about the 2023 Mercedes-Benz AMG GLC63 S by year filed

Owner complaints about this model year, by the year they were filed with NHTSA.

No campaigns match these filters.Reset filters
Source: NHTSA ODI complaints file. The lighter column runs through October.
Components

Complaints by component

Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.

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Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls

No recall campaign lists the 2023 Mercedes-Benz AMG GLC63 S

Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.

Source: NHTSA ODI recalls file.
Owner complaints

What owners reported about the 2023 Mercedes-Benz AMG GLC63 S

The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.

0 complaints on file.

    Source: NHTSA ODI complaints file.
    Investigations

    NHTSA has not opened an investigation on this model year

    Source: NHTSA ODI investigations file.
    Service bulletins

    125 manufacturer communications cover this model year

    Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall; the 60 most recent are listed.

    • CL - Tank Leak Detection Aug 15, 2026 · Warranty Program/Extension
      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 …
    • LI54.65-P-080529 Aug 26, 2026 · Service Bulletin/Repair Instructions
      Complaint Frequent rear view camera flap actuations and/or noise associated. NOTE: Rear view camera functions are NOT affected and still perform in accordance with regulatory requirements. Cause Calibration of the reversing camera is in progress. This is no…
    • LI01.20-P-080884 Aug 12, 2026 · Service Bulletin/Repair Instructions
      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…
    • LI82.62-P-078631 Aug 6, 2026 · Service Bulletin/Repair Instructions
      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. • If the noise continues to occur even with the door trim removed, then continue the diagnosis wor…
    • LI27.00-P-075630 Aug 5, 2026 · Service Bulletin/Repair Instructions
      Complaint This document is intended as a pre-case diagnostic reference for transmission related concerns. It will also ensure that if a case is necessary, all supporting documentation is available. This should not be used on its own as justification for cre…
    • LI27.00-P-080840 Aug 4, 2026 · Service Bulletin/Repair Instructions
      Complaint Mercedes-Benz USA is currently experiencing limited availability of transmission fluid specification ATF 236.17 due to a global supply constraint. 236.17 ATF 1L and 5L (PNs: A002989060312 and A002989060313) bottles are out of stock or in limited s…
    • EW - DMTL Jul 31, 2026 · Warranty Program/Extension
      This NCU replaces the prior NCU issued on May 15, 2025, and contains additional MY 2023 and MY 2024 vehicles which are highlighted below. In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the satisfaction of…
    • LI20.10-P-072886 Jul 24, 2026 · Service Bulletin/Repair Instructions
      Complaint Check Engine Light ON with DTC P012800 "The Coolant Temperature is Below the Specified Temperature" active and/or stored in the ME (N3/10). There are no drivability concerns related to this complaint. Cause Root cause varies Remedy Prior to perfor…
    • LI35.30-P-058566 Jul 14, 2026 · Service Bulletin/Repair Instructions
      Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of travel. Note: Sound file in attachment Cause If the complaint is eliminated by exp…
    • PSL-NCU Return Parts 5/22 May 22, 2026 · Other
      Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed, and any existing stock must be returned to your facing PDC. The deadline for all dealer returns is no later than Thursday, June 11, 2026. After June 11…
    • LI07.10-P-080384 May 18, 2026 · Service Bulletin/Repair Instructions
      Complaint Customer reports Check Engine Light with possible loss of power concern. The Following DTC's are present • P210185 - The throttle valve actuator has a malfunction. There is a signal above the permissible limit value. • P213500 - The values from th…
    • PSL-NCU Return Parts 5/15 May 15, 2026 · Other
      The part numbers listed in the chart below should no longer be installed, and any existing stock must be returned to your facing PDC. The deadline for all dealer returns is no later than Thursday, June 4, 2026. After June 4th, returns of these parts will no…
    • LI07.10-P-080384 Apr 28, 2026 · Service Bulletin/Repair Instructions
      Complaint Customer reports Check Engine Light with possible loss of power concern. The Following DTC's are present • P210185 - The throttle valve actuator has a malfunction. There is a signal above the permissible limit value. • P213500 - The values from th…
    • LI20.10-P-072886 Apr 21, 2026 · Service Bulletin/Repair Instructions
      Complaint CEL ON with DTC P012800 "The Coolant Temperature is Below the Specified Temperature" active and stored in the ME (N3/10). There are no drivability concerns related to the complaint. Cause Root cause varies Remedy Prior to performing any repairs fo…
    • LI82.10-P-078301 Apr 16, 2026 · Service Bulletin/Repair Instructions
      Complaint Headlamp, front fog lamp leaky or fogged. Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compensation diaphragm…
    • LI82.10-P-078301 Mar 9, 2026 · Service Bulletin/Repair Instructions
      Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compensation diaphragm …
    • LI82.10-P-078301 Feb 24, 2026 · Service Bulletin/Repair Instructions
      Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compensation diaphragm …
    • LI27.19-P-080219 Feb 13, 2026 · Service Bulletin/Repair Instructions
      Complaint Check engine light on with the following fault is current in the VGS Control Unit: P084300 Oil pressure sensor 'A' has a short circuit to positive stored in VGS control unit. Cause Electrical failure of oil pressure sensor integrated into VGS Cont…
    • LI54.65-P-080132 Feb 13, 2026 · Service Bulletin/Repair Instructions
      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 dia…
    • LI20.10-P-072886 Feb 11, 2026 · Service Bulletin/Repair Instructions
      Complaint CEL on with Code P012800 "The Coolant Temperature is Below the Specified Temperature" Cause Under investigation. This is not an issue that affects drivability or performance and is not a safety concern. The vehicle remains safe to operate with thi…
    • NCU - 2025090001 Feb 13, 2026 · Service Campaign
      Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the TIREFIT sealant bottle may not meet specifications. The possibility exists that the sealant bottle may leak or may have otherwise been removed…
    • LI27.10-P-075869 Feb 3, 2026 · Service Bulletin/Repair Instructions
      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 mistak…
    • NCU - 2025040013 Jan 31, 2026 · Service Campaign
      Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the ME-SFI control unit software does not meet current production specifications. As a result, a check engine malfunction indicator lamp might err…
    • CL - 2025120010 Jan 23, 2026 · Other
      An authorized Mercedes-Benz dealer will update the software for the battery management control unit in your vehicle, free of charge. Your vehicle must be brought to a dealership to complete the update.
    • NCU - 2026010002 Jan 23, 2026 · Service Campaign
      Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the drivetrain control unit software does not correspond to the current series production configuration. Consequently, the vehicle may experience …
    • LI05.20-P-080192 Jan 15, 2026 · Service Bulletin/Repair Instructions
      Complaint Customer states check engine light on in the dash. Vehicle has one or more DTC's Present P164B00, P164B09, P2B4400, P005A07, P005C07, P005A09, P005C09, P003C07, P2B5007, P003C09, P2B5009, P34C200, P34C109, P34C800, P34BE00, P34BD09 Cause Software …
    • LI20.10-P-072886 Jan 6, 2026 · Service Bulletin/Repair Instructions
      Complaint CEL on with Code P012800 "The Coolant Temperature is Below the Specified Temperature" Cause Under investigation. This is not an issue that affects drivability or performance and is not a safety concern. The vehicle remains safe to operate with thi…
    • LI27.35-P-080160 Dec 20, 2025 · Service Bulletin/Repair Instructions
      Complaint (Original LI document #: LI27.35-P-079039) Clicking noises from the electro-hydraulic control unit (EHS) when the vehicle is stationary and ECO Start/Stop is active (combustion engine is off). The noise is more noticeable outside the vehicle and i…
    • LI27.35-P-079971 Nov 10, 2025 · Service Bulletin/Repair Instructions
      Complaint Possible complaints about shift quality, issues with learning the park lock, and slipping/rinse entries in the EEPROM or Transmission Health system following the replacement of the below components: - The electrohydraulic control unit (EHS valve b…
    • LI27.10-P-075869 Nov 3, 2025 · Service Bulletin/Repair Instructions
      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 mistak…
    • LI42.15-P-079899 Oct 28, 2025 · Service Bulletin/Repair Instructions
      Complaint Brake squeal on the front axle at slow speed and before coming to a stop. Cause Frictional vibrations Remedy Install new brake linings with Part number A 000 421 7902.
    • LI27.19-P-072588 Sep 17, 2025 · Service Bulletin/Repair Instructions
      Complaint Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick test and/or no communication possible with VGS. Cause Transmission control unit Y3/8n4 Remedy For vehicles with 722.9 transmission: Ensure LI54…
    • LI01.40-P-079518 Jul 16, 2025 · Service Bulletin/Repair Instructions
      Complaint Customer complains of oil use, oil leaking or oil smell. Upon inspection oil will be seen at or around the rear of the engine and at the engine/transmission interface. Cause Oil leaking from rear main seal and/or rear main seal plate. Remedy If th…
    • OTA - 25P5497847 Jul 11, 2025 · Over The Air
      Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the MBUX system software does not correspond with the latest series production configuration. The MBUX system will receive an OTA update that incl…
    • LI33.30-P-056665 May 21, 2025 · Service Bulletin/Repair Instructions
      Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse (and vice versa). Note: Sound file in attachment Cause If the complaint is eli…
    • CL - 05012025 May 30, 2025 · Other
      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…
    • OTA - 05022025 May 3, 2025 · Over The Air
      Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the ignition lock (EZS) control unit does not correspond with the latest series production configuration. The EZS control unit will receive an OTA…
    • LI82.85-P-079088 May 30, 2025 · Service Bulletin/Repair Instructions
      Complaint The following most common complaints may be observed: • Brief connectivity interruptions when using Apple CarPlay over Wi-Fi • Audio cuts out • Device not recognized • No operation possible Cause There are multiple possible causes for an iPhone di…
    • LI54.71-P-078802 May 30, 2025 · Service Bulletin/Repair Instructions
      Complaint MBUX head unit display with red text box "System Inoperative". ONLY for vehicles with SA code (549+21U) or (549+U19). Cause Head unit software variant. Remedy For all chassis use Xentry to update head unit (A26/17). Target boot software number sho…
    • LI68.50-P-079347 May 29, 2025 · Service Bulletin/Repair Instructions
      Complaint Load compartment cover generates a creaking noise during driving when pulled out to covering position. Cause Aluminum cassette scrapes on the inside of the end cap. The contact point causes creaking noises. Remedy Disassemble end caps of load comp…
    • LI82.10-P-078896 Apr 28, 2025 · Service Bulletin/Repair Instructions
      Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a technical impairment of the headlamp. A…
    • LI82.10-P-078301 Apr 28, 2025 · Service Bulletin/Repair Instructions
      Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. Remedy NOTE: If a pressure compensati…
    • LI42.10-P-063502 Apr 7, 2025 · Service Bulletin/Repair Instructions
      Complaint Noises/ squealing from the service brake in various driving situations and ambient conditions. Cause Frictional vibrations Remedy AMG brake systems are designed for high loads. This can result in noises under certain operating conditions and drivi…
    • LI82.10-P-079179 Apr 21, 2025 · Service Bulletin/Repair Instructions
      Complaint Message in instrument cluster "Adaptive high beams assistant not available/inoperative" or "DIGITAL LIGHT reduced range of functions" in relation to "FC151E29- The level sensor at front left has a malfunction. There is an invalid signal" in the co…
    • LI54.71-P-079104 Apr 7, 2025 · Service Bulletin/Repair Instructions
      Complaint Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious cause usually with one of the following scenarios: • Flashing without a speed limit ("- -"). • Flashing when current vehicle speed is under speed limit…
    • LI54.71-P-078778 Apr 4, 2025 · Service Bulletin/Repair Instructions
      Complaint Rear cross traffic activation without obvious cause. Cause Verify customer concern with the assistance of the Operator's Manual: • Symbol displayed on headunit. • Audible warning that was presented. • Exact location of event. • Is the concern repe…
    • LI54.71-P-078802 Mar 28, 2025 · Service Bulletin/Repair Instructions
      Complaint MBUX head unit display with red text box "System Inoperative". ONLY for vehicles with SA code (549+21U) or (549+U19). Cause Head unit software variant. Remedy For all chassis use Xentry to update head unit (A26/17). Target boot software number sho…
    • LI27.35-P-079039 Mar 24, 2025 · Service Bulletin/Repair Instructions
      Complaint A clicking/ticking/taping noise from underneath the vehicle with engine off during ECO stop event or after parking See video for example Cause Noise originates within the transmission valvebody Remedy Take a video from underneath vehicle recording…
    • OTA - 5496430 Mar 8, 2025 · Over The Air
      Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles. The software for the communication module does not correspond to the latest series production configuration. The communication module will r…
    • OTA - 5497748 Mar 7, 2025 · Over The Air
      Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the communication software does not correspond with the latest series production configuration. The communication module will receive an OTA…
    • LI82.70-P-077433 Mar 5, 2025 · Service Bulletin/Repair Instructions
      Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly difficult to understand as the speed rises. C…
    • LI82.20-P-079002 Mar 10, 2025 · Service Bulletin/Repair Instructions
      Complaint The luggage compartment lighting switches off and back on erratically if the tailgate is opened with the ignition switched off. Cause The problem was caused by a software error in the control unit N10/8 (Rear SAM). Remedy Software update to the co…
    • LI47.70-P-078563 Mar 13, 2025 · Service Bulletin/Repair Instructions
      Complaint - Engine diagnosis indicator lamp (MIL) lights up. - Current and saved fault code in DCCU and powertrain control unit (PTCU): P2E9873 The position sensor of the external socket flap of the vehicle socket (direct current) indicates an electrical fa…
    • CL - Engine Thermostat Feb 14, 2025 · Other
      On certain Model Year 2019 - 2023 C / E / G / GLC / GLE / GLS / GT/ S / SL - Class vehicles fitted with an eight-cylinder engine, the sealing ring in the engine thermostat could detach, causing a delay in the heating of the engine coolant. This may also cau…
    • LI54.65-P-078762 Feb 25, 2025 · Service Bulletin/Repair Instructions
      Complaint Please note that the exact quick test conditions must be met as seen below. If not exactly as listed below, there is no need to create a TIPS case referencing this LI unless further assistance is needed outside of this document. Conditions Instrum…
    • OTA- 24P5497747 Feb 7, 2025 · Over The Air
      Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY19-25 A-Class, C-Class, CLA, CLS, E-Class, G-Class, GLA, GLB, GLC, GT, and S-Class (118, 177, 205, 213, 217, 222, 238, 247, 253, 257, 290, 463 platform) vehicles,…
    • LI42.10-P-063502 Feb 3, 2025 · Service Bulletin/Repair Instructions
      Complaint Noises/ squealing from the service brake in various driving situations and ambient conditions. Cause Frictional vibrations Remedy AMG brake systems are designed for high loads. This can result in noises under certain operating conditions and drivi…
    • LI47.50-P-078804 Feb 21, 2025 · Service Bulletin/Repair Instructions
      Complaint Customer-perceived problem: • Fuel gauge reading implausible • MIL ON (market-dependent) N118/3 Fault codes in control units FSCM_GEN4/5/6 • For these fault codes, the tests contained in XENTRY must be carried out P046109 / P206609 / P13E600 • For…
    • EW - Engine Thermostat Jan 31, 2025 · Warranty Program/Extension
      This NCU supersedes the prior NCUs issued on December 1, 2023 and February 06, 2024 and includes additional MY 2019 AMG G63 vehicles. In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our…
    • LI77.21-P-075807 Jan 23, 2025 · Service Bulletin/Repair Instructions
      Complaint Sliding sunroof panel of panoramic sliding sunroof reverses (temporarily, once, multiple times) during closing process without entrapment event: a) from tilt position b) from sliding position Cause a) Sensitive parameterization of the automatic re…
    Source: NHTSA manufacturer communications files.