2020 Mercedes-Benz GLE 350 electrical system problems

22 owner complaints filed with NHTSA name the electrical system on the 2020 Mercedes-Benz GLE 350 — 25% of all complaints for this model year.

Electrical System complaints

25%

share of all complaints

—

median reported incident mileage

0 / 1

crash / fire reports

What owners report

“To Whom It May Concern: I am submitting this complaint regarding my 2020 Mercedes-Benz GLE 350 and respectfully requesting review of a serious infotainment and electronic system failure that occurred at approximately 49,000 miles. Prior to the failure of the MBUX infotainment system, the vehicle…”
filed May 24, 2026
“We were traveling to our son’s college graduation, driving on a rural interstate and suddenly all of the vehicle’s warning lights lit on the dash and the car started losing, and then completely lost power. The car was no longer operational. We were stranded on the roadside of a remote but busy…”
filed May 23, 2026

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

Complaint Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious cause usually with one of the following scenarios: • Flashing without a speed limit ("‑ ‑"). • Flashing when…
LI54.71-P-079104 · Service Bulletin/Repair Instructions · issued Aug 22, 2026
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