NHTSA Complaint #11716779 — 2020 MERCEDES-BENZ GLE 450

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number	11716779
Vehicle	2020 MERCEDES-BENZ GLE 450
Component	ENGINE
Date of Incident	January 19, 2026
Date Filed	February 9, 2026
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	NJ

Consumer Description

Engine compartment heat causes wiring harness insulation to melt and Electrical shorting while driving. Engine has lack of power and acceleration due to heat damage to the engine harness. Check Engine light came on. This is a potential fire risk and should be address by MBUSA. This is a know issue with this model. Car has only 36,000 miles

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