Most common 2019 Mercedes-Benz GLC350 problems
Share of the 5 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercedes-Benz GLC350 complaints by model year
2019 Mercedes-Benz GLC350 recalls (3)
Communication › Auto crash notification
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. Please refer to MBUSA's recall report for specific vehicle model details.
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.
Communication › Auto crash notification
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2019 C300, E300, 2018-2020 CLA250, 2020 CLS450, AMG E53, AMG GT53, GLE450, 2018 AMG E63, AMG GTA, 2017-2020 GLA250, GLC300, 2019 GLC350, AMG GLC43, 2017-2018 GLE350, 2019 AMG GLC 43, GLC350, GLE400, 2017 GLS450, S550, C300 Cabrio, and 2018-2019 S560 vehicles.
Remedy: 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.
Communication › Auto crash notification
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. Please refer to the Part 573 report for specific vehicle model details.
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.
What 2019 Mercedes-Benz GLC350 owners say
Engine & cooling
On 2/4/2022 this vehicle was picked up from Rockville Mercedes Dealership Mercedes-Benz of Rockville Centre (Service Center) [phone]. The vehicle was brought in for service regarding error lights and service lights. I was driving the vehicle from dealership back to my home and was unable to stop my vehicle and ran a traffic light and crashed into a Northwell Hospital building. The vehicle errored out on the road stating "Vehicle Malfunction" and i was unable to STOP my vehicle. I've contacted Mercedes and the local shop regarding this and no follow-up contact was made.
The contact owns a 2019 Mercedes-Benz GLC350. The contact stated while driving 62 MPH, several unknown warning lights illuminated, and the vehicle started to lose motive power. The contact stated that the temperature gauge warning light was illuminated and a message to "Stop Vehicle Immediately" was displayed. The contact attempted to merge to the side of the road; however, the vehicle started losing motive power. The vehicle was towed to a dealer where it was diagnosed with a warped head gasket. The local dealer was contacted; however, the vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 63,000.
2019 Mercedes-Benz GLC350 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 2.0L 4-cyl turbo plug-in hybrid | 7-speed automatic | 4WD | 24 / 27 / 25 |
EPA ratings. Class: Small SUV.
Frequently asked questions
Is the 2019 Mercedes-Benz GLC350 a good car?
That is a low number of complaints for a car on sale this long. So far owners have filed 5 complaints with NHTSA.
What is the most common problem with the 2019 Mercedes-Benz GLC350?
The engine & cooling — 3 complaints, 60% of all complaints for this model year. Next are the electrical system (2) and brakes (1).
How many recalls does the 2019 Mercedes-Benz GLC350 have?
There are 3 recalls for the 2019 Mercedes-Benz GLC350, the most recent from May 20, 2022 (auto crash notification). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
At what mileage do 2019 Mercedes-Benz GLC350 problems happen?
The median mileage reported in complaints is about 63,000 miles; 50% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.