2017 Mercedes-Benz GLC300 electrical system problems

15 owner complaints filed with NHTSA name the electrical system on the 2017 Mercedes-Benz GLC300 — 15% of all complaints for this model year.

Electrical System complaints

15%

share of all complaints

—

median reported incident mileage

0 / 1

crash / fire reports

What owners report

“The contact owns a 2017 Mercedes-Benz GLC300. The contact stated while driving at an undisclosed speed, the vehicle inadvertently lost motive power. The contact was able to pull over to the shoulder of the roadway, where the vehicle was able to be restarted. No warning lights were illuminated. The…”
filed Jun 21, 2024
“The last time I drove my vehicle was Monday [XXX] which that day it was raining. I covered my car with my car cover that day because I don't use my vehicle often and being that it was raining I covered it and my vehicle was fine on this day. On Monday [XXX] it was raining as well, I took off my car…”
filed Jan 31, 2024

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

Complaint 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active Parking and Parking Assist Inoperative" on Instrument Cluster 5. Cameras 6. Other Park Topics. Cause…
LI54.65-P-080132 · Service Bulletin/Repair Instructions · issued Aug 12, 2026
Complaint A popup is seen on the HU with the message "data connection temporarily not available". Potentially affected functionalities in NTG4.5, NTG5 1.Weather 2.Local Search 3.IP Radio 4.Send2Car 5.Speech Detection…
LI82.85-P-079087 · Service Bulletin/Repair Instructions · issued Aug 6, 2026

Year	Reports	Share
2016 GLC300	11	8%