2019 Mercedes-Benz Glc 300: Recalls, Problems & MPG
Here are the deets on the 2019 Mercedes-Benz Glc 300: 12 recalls, 47 owner complaints and up to 24 mpg combined.
Recalls
12 vehicle recalls from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Airbags Vehicle recall #18V838000 · 2018 · 104,663 vehicles
What's wrong: The status of the passenger side air bag May not display correctly.
Why it matters: If the passenger air bag is incorrectly displayed as 'on' when it is not, a front seat passenger May be unaware that the air bag will not deploy in the event of a crash, increasing their risk of injury.
The fix: Mbusa will notify owners, and dealers will update the audio head unit software, free of charge. The recall began January 3, 2019.
Steering Vehicle recall #18V840000 · 2018 · 7 vehicles
What's wrong: An internal sensor within the electric power steering unit May fail, deactivating the power steering assist.
Why it matters: A loss of electric power steering assist can increase the risk of a crash.
The fix: Mbusa will notify owners, and dealers will replace the steering unit, free of charge. The recall began June 7, 2019.
Seat belts Vehicle recall #19V788000 · 2019 · 29,720 vehicles
What's wrong: Mercedes-benz USA, LLC. (mbusa) is recalling certain 2018 e400 wagon 4matic, e400 4matic, e43 amg 4matic, 2018-2019 e63s amg 4matic wagon, e63 amg 4matic wagon, e300, e300 4matic, glc63s coupe amg 4matic, 2019 cls450, cls450 4matic, cls53 amg 4matic, e450 wagon, e53 amg 4matic, glc300, glc63 amg coupe 4matic, g550 4matic, g63 amg, glc300 coupe 4matic, glc300 4matic, glc350e 4matic, glc43 amg coupe 4matic, glc43 amg…
Why it matters: The electric pre-safeâ®-function and the seat belt pretensioners May not deploy during a crash, increasing the risk of injury.
The fix: Mbusa will notify owners, and dealers will inspect the front seat belt buckles, replacing them as necessary, free of charge. The recall began March 13, 2020.
Steering Vehicle recall #19V822000 · 2019 · 3 vehicles
What's wrong: Mercedes-benz USA, LLC. (mbusa) is recalling certain 2019 glc300 and glc300 4matic vehicles. The electrical connection between the power steering electric motor and the control unit May fail, resulting in the loss of electric power steering assist.
Why it matters: A loss of power steering assist would require a greater steering effort to control the vehicle, increasing the risk of a crash.
The fix: Mbusa will notify owners, and dealers will replace the electric power steering control unit, free of charge. The recall began December 20, 2019.
Equipment Vehicle recall #19V914000 · 2019 · 10,041 vehicles
What's wrong: Mercedes-benz USA, LLC. (mbusa) is recalling certain 2019 glc 300 4matic coupe, amg glc 43 coupe, amg glc 43, amg glc 63, glc 300, glc 350e 4matic, glc300 4matic, amg glc 63 coupe, and amg glc 63 s coupe vehicles. The passenger side sun visor May have incorrect air bag warning labels, written in a foreign language. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard…
Why it matters: If an air bag label is in a foreign language, an occupant May not be aware of the risks to children sitting in the front seat, increasing the risk of injury in the event of a crash.
The fix: Mbusa will notify owners, and dealers will inspect the air bag warnings and replace them, as necessary, free of charge. The recall began March 3, 2020.
Communication, Electrical Vehicle recall #21V058000 · 2021 · 1,292,258 vehicles
What's wrong: Please refer to the part 573 report for specific vehicle model details. The software design of the communication module May fail to communicate the correct vehicle location for the emergency call system (ecall) in the event of a crash.
Why it matters: Failure of the ecall system May result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.
The fix: 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.
Communication, Communication Vehicle recall #21V072000 · 2021 · 67 vehicles
What's wrong: On June 18, 2021, an additional 9 vehicles were added, including certain 2021 gla250, glc300, 2018 s450, e400, and 2017 cla250 vehicles. The communication module might have been inadvertently deactivated during a service visit, which could have disabled the emergency call (ecall) function.
Why it matters: A disabled ecall system would prevent a vehicle occupant from contacting emergency services through the call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.
The fix: Mbusa will notify owners, and dealers will inspect the communication module and activate it, if necessary, free of charge. The recall began March 31, 2021. Letters for the owners of the 9 additional vehicles were mailed July 9, 2021.
Body & structure Vehicle recall #21V197000 · 2021 · 15,096 vehicles
What's wrong: The front roof panel located between the windshield and the panoramic sunroof May not have been bonded correctly to the vehicle during a prior repair.
Why it matters: The adhesive bonding of the front panel might deteriorate, possibly causing the front panel to detach from the vehicle and become a road hazard, increasing the risk of a crash.
The fix: Mercedes-benz dealer will remove the bonded panel and will install a new front panel by following the detailed repair instructions and using the approved primer, cleaner and adhesive, free of charge. Owner notification letters were mailed on September 3, 2021 and October 26, 2021.
Fuel system, Fuel system Vehicle recall #21V961000 · 2021 · 139 vehicles
What's wrong: During the manufacturing process, particles May have been trapped between the fuel rail and injectors, which can cause a fuel leak.
Why it matters: A fuel leak in the presence of an ignition source, such as hot engine or exhaust components, can increase the risk of a fire.
The fix: Dealers will replace the fuel rail and fuel injectors, free of charge. Owner notification letters were mailed April 22, 2022.
Communication, Electrical Vehicle recall #22V365000 · 2022 · 242,722 vehicles
What's wrong: Please refer to mbusa's recall report for specific vehicle model details. An error in the communication module's sim card software can cause a mobile network connection failure, disabling the emergency call (ecall) system.
Why it matters: A disabled ecall system would prevent a vehicle occupant from contacting the emergency services call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.
The fix: 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. Owner notification letters will be mailed in phases, on July 8, 2022, May 17, 2024, July 29, 2024, and September 27, 2024.
Body & structure Vehicle recall #23V854000 · 2023 · 2,976 vehicles
What's wrong: Please refer to mbusa's recall report for specific vehicle details. The front roof panel located between the windshield and the panoramic sunroof May not have been bonded correctly to the vehicle during a prior repair, allowing the front panel to detach from the vehicle.
Why it matters: A detached roof panel can become a road hazard, increasing the risk of a crash.
The fix: Dealers will replace the front panel, free of charge. Owner notification letters were mailed on August 2, 2024. Owner notification letters will be mailed in phases, on, March 22,2024, and August 2, 2024.
Exterior lights Vehicle recall #24V070000 · 2024 · 15,502 vehicles
What's wrong: The headlights May be incorrectly adjusted too high and create a glare for oncoming traffic. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "lamps, reflective devices, and associated equipment."
Why it matters: Incorrectly aimed headlights can reduce the visibility of oncoming traffic, increasing the risk of a crash.
The fix: Dealers will inspect the headlight adjustment and correct it if necessary, free of charge. Owner notification letters were mailed February 23, 2024.
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 2 mention a fire, 4 injuries and 0 deaths were reported.
What owners describe
- Electrical (14): the most common themes are electrical failure (6), fire / smoke (3), stalls / loses power (2).
- Other / unknown (12): the most common themes are stalls / loses power (2).
- Engine (11): the most common themes are stalls / loses power (3).
- Transmission & drivetrain (5): the most common themes are stalls / loses power (2).
The 2019 Mercedes-Benz Glc 300 has 47 owner complaints, ranking #6 of 9 Glc 300 model years for complaints (about average; the typical year has 47). Complaints peaked in 2025 (10 filed that year). The typical problem showed up when the car was about 5 years old, at a median of 41,500 miles. Neighboring years: 2018 (87 complaints, 12 recalls), 2020 (69 complaints, 16 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 2.0 L 4-cyl turbo | Automatic 9-spd | Rear-Wheel Drive | 22 | 27 | 24 | Premium |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2019 Mercedes-Benz Glc 300.
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FAQ
Does the 2019 Mercedes-Benz Glc 300 have any recalls?
Yes. NHTSA lists 12 vehicle recalls for the 2019 Mercedes-Benz Glc 300. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.
What are the most common 2019 Mercedes-Benz Glc 300 problems?
Owners have filed 47 complaints with NHTSA. The most-reported areas are electrical (14), other / unknown (12), engine (11).
What gas mileage does the 2019 Mercedes-Benz Glc 300 get?
EPA ratings run up to 24 mpg combined (2.0 L, Automatic 9-spd), across 1 engine and transmission combos.
Where can I get a 2019 Mercedes-Benz Glc 300 repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.