NHTSA lists 9 complaints for the 2023 Mercedes-Benz GLC 300 4MATIC, 0 of them mention a crash and 0 mention a fire. 1 complaints mention an injury, with 2 injuries and 0 deaths reported.
Data build 2026-10-10.
NHTSA lists this vehicle as MERCEDES-BENZ GLC 300 4MATIC.
Model-generated complaint tags
These labels are model-generated, not NHTSA data.
Failure modes| Label | Count | Share of tagged | Mean confidence |
|---|
| loss of control | 4 | 44.4% | 0.79 |
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| mechanical failure | 2 | 22.2% | 0.83 |
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| structural or corrosion | 2 | 22.2% | 0.60 |
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| electrical electronic | 1 | 11.1% | 0.87 |
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Severities| Label | Count | Share of tagged | Mean confidence |
|---|
| moderate | 8 | 88.9% | 0.83 |
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| high | 1 | 11.1% | 0.49 |
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Model: typesafe/jev-1.13-20260917; schema version: tag-v1. 9 tagged complaints of 9 complaints (100.0%).
Confidence is the model's own probability for the label it chose (0 to 1), not accuracy.
Model-generated labels on tagged complaints only. Model years 2013 and newer are tagged in full; 2012 in part (see tagged_share); earlier model years have no tags. NHTSA's own flags remain separate in the complaints block.
Recalls
See new recalls and investigations this week.
4 recalls.
Date: 2026-07-24. Systems: LATCHES/LOCKS/LINKAGES.
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2021 CLA, 2019-2022 A-Class, 2022-2023 C-Class, 2024 CLE, 2020-2026 GLA/GLB, and 2023-2024 GLC vehicles. Please refer to MBUSA's recall report for specific model information. The micro-switch in the driver's door lock may corrode and fail to detect an open door, preventing the electronic parking brake or "Auto-Park" feature from engaging aut (excerpt)
Consequence: A vehicle rollaway increases the risk of a crash or injury. (excerpt)
Remedy: Dealers will replace the driver's door lock, free of charge. Owner notification letters are expected to be mailed September 18, 2026. This will be a phased campaign, with the remedy becoming available in different phases based on model and model years. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NH (excerpt)
Do not drive: No. Park outside: No.
Date: 2025-08-20. Systems: STEERING.
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2026 EQE and GLC vehicles. Please see the recall report for a complete list of models. The steering coupling bolt may have been improperly tightened, allowing the steering coupling to loosen from the steering rack.
Consequence: A loose steering coupling can cause a loss of steering control, increasing the risk of a crash.
Remedy: Dealers will tighten the steering coupling bolts as necessary, free of charge. Owner notification letters were mailed October 6, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.
Do not drive: No. Park outside: No.
Date: 2025-06-11. Systems: EXTERIOR LIGHTING.
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 GLC 300 and GLC 300 4MATIC vehicles. The headlights are missing adjustment prevention caps, which can allow the headlights to be improperly adjusted. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Consequence: Improperly adjusted headlights can reduce visibility, increasing the risk of a crash.
Remedy: Dealers will inspect the headlights for sealing caps and install caps as necessary, free of charge. Owner notification letters were mailed July 18, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025060005.
Do not drive: No. Park outside: No.
Date: 2025-06-06. Systems: STRUCTURE.
Defect: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2025 GLC 300, GLC 300 4MATIC, 2024-2025 AMG GLC 43 4MATIC, 2025 GLC 350E 4MATIC, and AMG GLC 63 S E vehicles equipped with a panoramic sunroof. In certain crash scenarios, where the rear occupant's head contacts the C-pillar, the pillar may not absorb an adequate amount of the impact. As such, these vehicles fail to comply with the requireme (excerpt)
Consequence: In the event of a crash, insufficient impact protection can increase the risk of injury. (excerpt)
Remedy: Dealers will modify the roof lining and C-pillar trim, free of charge. Owner notification letters were mailed July 9, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. (excerpt)
Do not drive: No. Park outside: No.
Manufacturer communications
160 manufacturer communications.
Communications by system| System | Count |
|---|
| ELECTRICAL SYSTEM | 80 |
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| POWER TRAIN | 18 |
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| SUSPENSION | 13 |
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| STEERING | 12 |
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| VISIBILITY/WIPER | 11 |
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| SEATS | 8 |
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| STRUCTURE | 8 |
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| ENGINE | 6 |
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11038188
Date: 2026-09-26. Type: Service Bulletin/Repair Instructions. Systems: STEERING.
Complaint Slight creaking noises when steering. Cause Noises may come from one or more sleeves of the horn contact plate. Remedy Remove the horn contact plate and check the sleeves for noise; see attached video. If necessary, apply lubricant to the sleeves.
11037484
Date: 2026-09-25. Type: Service Bulletin/Repair Instructions. Systems: VISIBILITY/WIPER.
Complaint CEL illuminates and/or AC does not blow cold. Cause Potentially relevance to hardware and/or software Remedy Scenario 1: 1. If the AC does not blow cold air, replace compressor (if compressor's index and part number Figure 1 match against Table 1). a. If the compressor does not fall within
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
11038175
Date: 2026-09-17. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Complaint Issue after OTA Update IC Odometer Reading blank("_ _ _ _") IC Maintanence data unavailable Cause OTA Update E61.0 Remedy In the IC Control Unit Log, please check the following information: Verify whether DTCs B228229, B228287, and B226656 are present in either A or A+S. Verify that Status
11038174
Date: 2026-09-15. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Complaint Radio station cover art does not refresh when switching stations. The UI continues to show the old stationa s artwork instead of updating to the new one. Cause When a new station change request is triggered, a temporary glitch is causing the Head Unit application to fail to overwrite the
11037834
Date: 2026-09-14. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
Complaint Whining / humming noises (described as foghorna like) from the drivetrain in the rear axle area during cornering. (figure 1) On the abovea mentioned vehicles with a mileage up to 15,000 km (about 9,300 mi), noises can occur from the rear axle differential. Cause Drivetrain resonance caus
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
11037806
Date: 2026-09-11. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Complaint Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious cause usually with one of the following scenarios: a ? Flashing without a speed limit ("a a "). a ? Flashing when current vehicle speed is under speed limit. a ? Flashing between US speed lim
11037489
Date: 2026-09-04. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Complaint The Apple Music app is no longer available in the head unit apps menu after updating the software of the (A26/17 a MBUX multimedia system + instrument cluster (head unit)) to E333.8 / A236 904 19 00. Cause Head unit software (CIVIC206) Remedy NOTE: Do not replace any component parts The
11037616
Date: 2026-09-04. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
Complaint Customer complaints relating to automatic transmission 725.0 (NAG3 Classic / 9Ga TRONIC automatic transmission) and 725.1 (NAG3 facelift/9Ga TRONIC automatic transmission facelift) For faster, more effective and more targeted diagnosis, Intelligent Predictive Repair (IPR) has been develo