NHTSA Complaint #11492640 — 2021 MERCEDES-BENZ GLS450

ELECTRICAL SYSTEM issue reported to NHTSA

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Complaint Details

ODI Number	11492640
Vehicle	2021 MERCEDES-BENZ GLS450
Component	ELECTRICAL SYSTEM
Date of Incident	November 5, 2022
Date Filed	November 7, 2022
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	CA

Consumer Description

Incident 1: May 2022 Vehicle was sitting in driveway overnight and would not start in the morning. Had a 48V battery warning on. Towed to dealership. Said it was a delay software update. Incident 2: August 2022 Was driving 35mpg down the road where a warning sign comes up. Then shortly after the car slows down to around 15mph and would not speed up anymore. Towed to dealership. Dealership did not find anything "wrong" with vehicle Incident 3: November 2022 Car was parked in parking lot for 2 hours. When trying to start car, there was an error message saying stop vehicle. Towed to dealership. Dealership stating they might exchange a new 48V battery.

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