Campaign 25V-365

Headlights are missing adjustment prevention caps, which can allow the headlights to be improperly adjusted

Defect summary

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 GLC 300 and GLC 300 4MATIC vehicles. The headlights are missing adjustment prevention caps, which can allow the headlights to be improperly adjusted. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Consequence

Improperly adjusted headlights can reduce visibility, increasing the risk of a crash.

Remedy

Dealers will inspect the headlights for sealing caps and install caps as necessary, free of charge. Owner notification letters were mailed July 18, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025060005.

Source: NHTSA ODI recalls file, campaign 25V365000. Text as published by NHTSA.

Vehicles covered

2 product lines are covered

Owner complaints filed with NHTSA about lighting on these vehicles: 10, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 25V-365
Make	Model	Model years	Complaints on this component
Mercedes-Benz	GLC 300	2023	10
Mercedes-Benz	GLC 300 4MATIC	2023	0

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

18 service bulletins on this component came first

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

25V-511 Aug 8, 2025
Front headlights may have missing headlight aim markings, which can result in improperly aimed headlights
24V-070 Feb 2, 2024
Headlights may be incorrectly adjusted too high and create a glare for oncoming traffic
23V-662 Oct 2, 2023
Headlights may be incorrectly adjusted
22V-261 Apr 15, 2022
Electrical connection for the headlights may not be watertight, which can result in headlight failure
22V-167 Mar 18, 2022
Software error may disable the rear turn signals, hazard lights, and reverse lights
21V-509 Jul 2, 2021
LED headlights may have been incorrectly adjusted during a vehicle repair