2016 Mercedes-Benz GLC300 electrical system problems
11 owner complaints filed with NHTSA name the electrical system on the 2016 Mercedes-Benz GLC300 — 8% of all complaints for this model year.
What owners report
“Since we purchased this car in december 2015, we have had a series of electrical and engine problems that do not seem to fixable by the dealer. The car was serviced (3 years or 30,000 miles) *cw *bf*jb consumer also had issues with faulty radar sensor, power control unit, engine light, and faulty…”
filed Oct 3, 2019
“Tl* the contact owns a 2016 mercedes-benz glc300. The contact received notification of nhtsa campaign number: 17v114000 (electrical system, engine and engine cooling). The part to do the repair was unavailable. The contact stated that the manufacturer exceeded a reasonable amount of time for the…”
filed Sep 11, 2017
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Various control units on these vehicles may have been updated with incorrect software…Campaign 17V177000 · Mar 14, 2017
- In the event that the engine or transmission cannot turn over, the starting current…Campaign 17V114000 · Feb 23, 2017
- Steering columns in the affected vehicles may have the wiring harness for the switch…Campaign 16V146000 · Mar 10, 2016
Related service bulletins
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, 2026Complaint 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
Electrical System problems in other GLC300 years
| Year | Reports | Share |
|---|---|---|
| 2017 GLC300 | 15 | 15% |
Other reported problem areas on the 2016 Mercedes-Benz GLC300
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.