The 2023 Mercedes-Benz GLC is associated with 65 official NHTSA owner defect complaints and 12 safety recall campaigns in the federal safety database. The most frequently reported component area is Electrical System, accounting for 9 reports (14% of total complaints). EPA testing covers 4 certified vehicle configurations spanning 2L 4-Cyl hybrid, 2l 4-cyl, and 3l 6-cyl configurations. Gasoline and hybrid variants deliver 20 to 28 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year. The 2023 model year represents a generational transition for the Mercedes-Benz GLC in the U.S., encompassing both the 1st Generation (X253/C253) and 2nd Generation (X254/C254).
Key Data Findings
- • NHTSA Owner Complaints: 65 reports
- • Safety Recall Campaigns: 12 campaigns
- • Top Reported Defect Area: Electrical System (9 / 14%)
- • Safety Incident Signals: 2 crash / 0 fire / 3 injury reports
- • NHTSA Overall Safety Rating: Not rated by NHTSA
- • EPA Efficiency: 20–28 MPG (4 variants)
Data Note: Compiled directly from official NHTSA Office of Defects Investigation (ODI), NHTSA 5-Star Safety Ratings, and EPA FuelEconomy.gov databases.
| Variant | Engine | Drivetrain | Transmission | City | Highway | Combined | EV Range | Est. Annual Fuel Cost |
| GLC300 Hybrid | 2L 4-Cyl | Rear-Wheel Drive | Automatic 9-spd | 25 MPG | 32 MPG | 28 MPG | — | $2,700 / yr |
| GLC300 4matic Hybrid | 2L 4-Cyl | All-Wheel Drive | Automatic 9-spd | 23 MPG | 31 MPG | 26 MPG | — | $2,900 / yr |
| GLC300 4matic Coupe | 2L 4-Cyl | All-Wheel Drive | Automatic 9-spd | 20 MPG | 26 MPG | 22 MPG | — | $3,450 / yr |
| AMG GLC43 4matic Coupe | 3L 6-Cyl | All-Wheel Drive | Automatic 9-spd | 17 MPG | 24 MPG | 20 MPG | — | $3,800 / yr |
Data Boundary Note: EPA specifications are shown by certified vehicle configuration. NHTSA complaints and recall totals are recorded at the model-year level across all configurations.
| Tested Drivetrain / Cab Variant | Overall Rating | Frontal Crash | Side Crash | Rollover Rating | Rollover Risk |
| -Class Coupe SUV AWD | Not Rated | Not Rated | Not Rated | Not Rated | — |
Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as Standard and Lane Departure Warning (LDW) is documented as Standard in official NHTSA records for tested 2023 Mercedes-Benz GLC models.
View complete 2023 Mercedes-Benz GLC crash test & safety breakdown →
Top Reported Problem Categories
Ranked by total consumer complaint submissions recorded by NHTSA
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2023 Mercedes-Benz GLC problems & component breakdown (35 categories) →
Affected Component: LATCHES/LOCKS/LINKAGES:DOORS:LOCK
Defect Summary: 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 automatically. This may result in a vehicle rollaway.
Free Manufacturer Remedy: Dealers will replace the driver's door lock, free of charge. Owner notification letters are expected to be mailed September 18, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning July 31, 2026.
Affected Component: STEERING:CRITICAL FASTENERS
Defect Summary: 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.
Free Manufacturer 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.
Affected Component: EXTERIOR LIGHTING:HEADLIGHTS
Defect Summary: 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."
Free Manufacturer 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.
View all 2023 Mercedes-Benz GLC recalls & campaign history (12 campaigns) →