https://plaincars.com/make/mercedes-benz-slc300 New NHTSA complaints and recalls filed for the Mercedes-Benz Slc300. en-us Sun, 18 Oct 2026 06:13:10 GMT https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-2164684 Fri, 09 Jan 2026 00:00:00 GMT The contact owns a 2017 Mercedes-Benz SLC300. The contact stated that while driving at an undisclosed speed, there was a loud whistling sound coming from the upper panel of the roof. The vehicle was taken to an independent mechanic, where it was diagnosed and determined that the bonding of the upper roof panel had failed and required to be replaced. The vehicle was not repaired, and the contact wa https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-2138023 Thu, 09 Oct 2025 00:00:00 GMT On September 6, 2025 while driving approximately 70 mph, the front roof panel of my vehicle detached completely. This was not only a costly failure, but also an extremely dangerous incident that could easily have caused severe injuries or fatalities — either to myself, my passengers, or other motorists on the roadway. As you are aware, Mercedes-Benz has already acknowledged this precise risk thro https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-2079405 Tue, 01 Apr 2025 00:00:00 GMT 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 expensi https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-2079406 Tue, 01 Apr 2025 00:00:00 GMT 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 expensi https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-1991873 Wed, 15 May 2024 00:00:00 GMT Piston 1 broken at 76000 miles. Compleat engine failer https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-1826181 Sat, 16 Jul 2022 00:00:00 GMT RECALL ON THIS AUTO HAS NOT BEEN COMPLETED https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#recall-22V365000-mercedes-benz-mercedes-benz-slc-300-2020 Fri, 20 May 2022 00:00:00 GMT 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 connecti https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#recall-22V365000-mercedes-benz-mercedes-benz-slc-300-2019 Fri, 20 May 2022 00:00:00 GMT 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 connecti https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-1746258 Mon, 10 May 2021 00:00:00 GMT TL* THE CONTACT OWNS A 2017 MERCEDES-BENZ SLC300. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 21V058000 (COMMUNICATION, ELECTRICAL SYSTEM) HOWEVER, THE PART TO DO THE RECALL REPAIR WAS NOT YET AVAILABLE. THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF HILTON HEAD (155 FORDING ISLAND RD, BLUFFTON, SC 29910) WHERE THE CONTACT WAS INFORMED THAT THE UPDATE WAS NOT YET AVAILABLE. THE MANUFACT https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-1746259 Mon, 10 May 2021 00:00:00 GMT TL* THE CONTACT OWNS A 2017 MERCEDES-BENZ SLC300. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 21V058000 (COMMUNICATION, ELECTRICAL SYSTEM) HOWEVER, THE PART TO DO THE RECALL REPAIR WAS NOT YET AVAILABLE. THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF HILTON HEAD (155 FORDING ISLAND RD, BLUFFTON, SC 29910) WHERE THE CONTACT WAS INFORMED THAT THE UPDATE WAS NOT YET AVAILABLE. THE MANUFACT https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#recall-21V058000-mercedes-benz-mercedes-benz-slc-300-2020 Fri, 05 Feb 2021 00:00:00 GMT 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 veh https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#recall-21V058000-mercedes-benz-mercedes-benz-slc-300-2019 Fri, 05 Feb 2021 00:00:00 GMT 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 veh https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#recall-21V058000-mercedes-benz-mercedes-benz-slc-300-2018 Fri, 05 Feb 2021 00:00:00 GMT 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 veh https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#recall-21V058000-mercedes-benz-mercedes-benz-slc300-2017 Fri, 05 Feb 2021 00:00:00 GMT 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 veh https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#complaint-1409777 Fri, 22 Sep 2017 00:00:00 GMT TWO KEY SAFETY SYSTEM WARNINGS ARE NOT DETECTIBLE UNDER NORMAL DRIVING CONDITIONS: 1) STEERING WHEEL SHAKE IF YOU DRIFT OUT OF LANE IS NOT FELT DRIVING UNDER NORMAL HIGHWAY CONDITIONS. 2) AUDIBLE ALARM IF YOU ACTIVATE THE TURN SIGNAL WITH A CAR IN YOUR BLIND SPOT CAN NOT BE HEARD OVER THE NOISE OF THE AIR CONDITIONER OR RADIO UNDER NORMAL VOLUME. I HAD 3 MEMBERS OF THE DEALERSHIP TECH/SERVICE DE https://plaincars.com/make/mercedes-benz-slc300 https://plaincars.com/make/mercedes-benz-slc300#recall-17V308000-mercedes-benz-mercedes-benz-slc300-2017 Tue, 09 May 2017 00:00:00 GMT Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2015 SLK 250, 2016 SLK 350, 2016-2017 SLC 300, and 2017 SLC 43 AMG vehicles. In these vehicles, the electronic stability control (ESC) system software may incorrectly keep the brakes slightly applied.