2019 Mercedes-Benz SLC 300 recalls and problems

The 2019 Mercedes-Benz SLC 300 has 2 safety recalls and 1 owner complaint filed with NHTSA. Recall repairs are free at any Mercedes-Benz dealer.

Recalls
2
Complaints
1
Crashes / fires
0 / 0
Injuries / deaths
0 / 0

Recalls may cover only some 2019 Mercedes-Benz SLC 300 vehicles. Check your VIN at NHTSA ↗ to see open recalls for your exact car.

2019 Mercedes-Benz SLC 300 recalls

Recall 22V-365: Communication, Electrical System

Reported May 20, 2022 · 242,722 vehicles affected · Mercedes-Benz USA, LLC

Problem: 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. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.

Risk: 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.

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. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers are for this recall is 2022060005 and 2023110006.

Recall 21V-058: Communication, Electrical System

Reported Feb 5, 2021 · 1,292,258 vehicles affected · Mercedes-Benz USA, LLC

Problem: 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. 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.

Risk: Failure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.

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. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.

2019 Mercedes-Benz SLC 300 problems reported by owners

Problem areaReports
Engine1
Fuel/Propulsion System1

Problems that are not covered by a recall are paid repairs; labor rates follow local mechanic pay — see what auto mechanics earn in each state.

Recent 2019 Mercedes-Benz SLC 300 complaints

Owner reports filed with NHTSA, as written (personal details removed). Complaints are not verified by NHTSA.

Engine · reported Apr 1, 2025
The check engine light is on in my 2019 SLC (only 42K miles) and the car is emitting a lot of smoke from the exhaust pipe and it is hesitating while driving it. I almost got rear ended. I took it to the dealership and the fault code comes back as: P052E71 - The valve crankcase ventilation has a malfunction. The actuator is blocked. I searched online and this appears to be a very common and expensive issue on all Mercedes models. It goes out often in them and the dealer says it is NOT covered under the MB warranty. As it is an emissions issue, I understand that my car will not pass smog check…

Other Mercedes-Benz SLC 300 years

Compare all Mercedes-Benz SLC 300 years · All Mercedes-Benz models

Frequently asked questions

Does the 2019 Mercedes-Benz SLC 300 have any recalls?

Yes — NHTSA lists 2 recalls for the 2019 Mercedes-Benz SLC 300: 22V-365 (communication, electrical system), 21V-058 (communication, electrical system). Not every vehicle is affected, so check your VIN at nhtsa.gov/recalls.

What is the most common problem with the 2019 Mercedes-Benz SLC 300?

Owners report engine problems most often (1 reports), followed by fuel/propulsion system (1).

Are Mercedes-Benz recall repairs free?

Yes. Safety recall repairs are free at authorized Mercedes-Benz dealers, whether you are the first owner or bought the car used.