2021 Mercedes-Benz AMG GLC43
Only 5 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 5 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 2016 | 0 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 0 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 0 |
KNOWN PROBLEM AREAS
Only 5 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
2 of 5 total reports mention: engine.
Show complaint excerpts
At just 30,000 miles â less than half the mileage at which these failures are typically reported â my GLC 43 was found to have active oil leaks in multiple locations: 1.
NHTSA ODI report, 20260608
1 of 5 total reports mentions: tires.
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The contact owns a 2021 Mercedes-Benz GLC43 equipped with Continental Tires, Tire Line: Sport Contact, Tire Size: 255/40/ZR21, DOT Number: AFHDD76M.
NHTSA ODI report, 20230131
1 of 5 total reports mentions: power train.
Show complaint excerpts
The engine-driven vacuum pump and turbocharger boost-control vacuum system malfunctioned. The vehicle developed insufficient vacuum to the boost-control system, resulting in a P0299 turbocharger underboost fault and reduced engine power.
NHTSA ODI report, 20260702
1 of 5 total reports mentions: exterior lighting.
Show complaint excerpts
2021 Mercedes GLC 43 headlight is inoperable.
NHTSA ODI report, 20250926
SAFETY TIMELINE
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles.
Remedy: MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267.
Campaign 21V058000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 C-Class, E-Class, E-Class Coupe and Convertible, GLC, CLS, AMG GT 4-door Coupe and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details.
Remedy: MBUSA will notify owners, and dealers will replace the seat position switches, free of charge. Owner letters were mailed May 21, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021040016.
Campaign 21V230000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLA-Class, GLE/GLS-Class, A-Class, E-Class, E-Class Coupe and Convertible, GLA/GLB-Class, GLC-Class, CLS-Class, and AMG GT-Class 4-door Coupe vehicles.
Remedy: The multimedia system software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed beginning June 28, 2021. Owners may contact MBUSA customer service at 1-800-367-6373.
Campaign 21V354000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 GLC 300, GLC 300 4Matic, AMG GLC 63 4Matic, AMG GLC 63 S 4Matic, and AMG GLC 43 4Matic vehicles.
Remedy: Dealers will inspect and replace the headlight sealing plugs, as necessary, free of charge. Owner notification letters were mailed June 3, 2022. Owners may contact MBUSA customer service at 1-800-367-6372.
Campaign 22V261000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles.
Remedy: The communication module software will be updated through an Over-the-Air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed July 8, 2022.
Campaign 22V365000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 C-Class, E-Class, S-Class, CLS, SL, GT, GLC, GLE, GLS, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details.
Remedy: Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed on June 14, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023070012.
Campaign 23V445000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2022 GLC 300, 2020 GLC 350e, and 2020-2022 AMG GLC 43 vehicles. The headlights may be incorrectly adjusted too high and create a glare for oncoming traffic.
Remedy: Dealers will inspect the headlight adjustment and correct it if necessary, free of charge. Owner notification letters were mailed February 23, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.
Campaign 24V070000 — check if this car was fixed
BUY-SMART CHECKLIST
2021 Mercedes-Benz AMG GLC43 — pre-purchase inspection
- Test/inspect for engine issues (2 reports on file for this year).
- Test/inspect for tires issues (1 reports on file for this year).
- Test/inspect for power train issues (1 reports on file for this year).
- Verify recall 21V058000 (communication, electrical system) has been completed.
- Verify recall 21V230000 (air bags, seat belts, seats) has been completed.
- Verify recall 21V354000 (back over prevention, electrical system) has been completed.
- Verify recall 22V261000 (exterior lighting) has been completed.
- Verify recall 22V365000 (communication, electrical system) has been completed.
- Verify recall 23V445000 (fuel system, gasoline) has been completed.
- Verify recall 24V070000 (exterior lighting) has been completed.
FAQ
Is the 2021 Mercedes-Benz AMG GLC43 reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2021 Mercedes-Benz AMG GLC43?
The most-reported component is engine, accounting for 40% of complaints on file.
How many recalls does the 2021 Mercedes-Benz AMG GLC43 have?
7 recalls on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.