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Electrical systemPart report

2022 Mercedes-Benz GLS 450 4MATIC Electrical system Problems

Complaints
4about this part
Share
24%of 17 total for the year
Median mileage
200miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the electrical system of the 2022 Mercedes-Benz GLS 450 4MATIC, 24% of the 17 complaints for this model year. Where a mileage was given, the median is 200 miles. 1 of these say a crash was involved, according to the filers. 2 recall campaigns on record are filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“While backing out of steep driveway, the car computer screen blinked saying updating then screen went blank, lost power, I could not brake. We have a row of trees at the back of our driveway that stopped the car ( with damage) or else we would have rolled into our neighbors basement all. Tree limbs poked a hole in bumper, cracked left tail light, and damaged the back hatch. Mercedes is saying User fault. I have been driving for 45 years without a ticket, wreck or causing an accident, and I am not a liar. …”

NHTSA complaint #11609145, filed 2024-08

“As I approached a red light and removed my foot from the gas pedal to brake, my dashboard displayed several alarming messages: “Active Brake Assist Functions Limited See Owner's Manual,” “Active Blind Spot Assist Inoperative,” “To Deselect P or N Depress Brake and Start Engine,” and “Traction Control Inoperative See Owner's Manual.” Subsequently, all dashboard lights illuminated, the engine turned off, and the car shifted into neutral from drive, preventing me from restarting it. Despite turning on my hazard lights, I was stuck in the middle lane while the light turned green. …”

NHTSA complaint #11592527, filed 2024-06

“I had been driving the car for about ten minutes when the 48v battery malfunction light came on. Within seconds, another warning appeared that said coolant was too hot, and the acceleration stopped accelerating and then went to a complete stop in the middle of the road. I didn't have time to pull over. It was dark and we were completely stalled. I turned the car off, put my hazards on, and waited a minute. When I restarted the car, it worked fine and I was able to make it home. If this had happened on the interstate, I would not have had time to make it to the side of the road. …”

NHTSA complaint #11507694, filed 2023-02

“The contact owns a 2022 Mercedes-Benz GLS450. The contact stated that while his wife was driving approximately 35 MPH, the vehicle lost motive power and stalled. Additionally, the power steering was inoperable. There were several unknown warning lights illuminated; in addition to the check engine warning light being illuminated. The driver was able to pull over safely stop after coasting the vehicle. The vehicle was restarted; however, the check engine warning light remained illuminated. The vehicle was driven to the dealer. …”

NHTSA complaint #11481726, filed 2022-08, 200 miles

Related recalls

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2025229%
2024320%
2023114%
2022424%

Other parts of the 2022 Mercedes-Benz GLS 450 4MATIC

Other or unknown
6 complaintsForward collision avoidance
4 complaintsTransmission and drivetrain
4 complaintsEngine
3 complaintsVehicle speed control
3 complaintsBrakes
2 complaintsFuel system
2 complaintsLane departure
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaintsWheels
1 complaints

← All problems reported for the 2022 Mercedes-Benz GLS 450 4MATIC

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology