NHTSA Campaign Number
21V526000
ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER
Reported to NHTSA: July 12, 2021
Key Takeaways
- Recall 21V526000 currently maps to 1 tracked vehicle-year page across 1 make.
- This page summarizes the official defect description, safety consequence, and remedy text published by NHTSA for this campaign.
- This is a campaign-level lookup, not a VIN-level clearance result. Use a VIN lookup before assuming your specific vehicle is still open.
Defect Description
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 GLB 250 vehicles. The accessory power outlet for the second-row seating may have excessive voltage due to an incorrect voltage converter socket.
Safety Consequence
Excessive voltage through the accessory power outlet to a connected device can increase the risk of a fire.
Remedy
Dealers will inspect and replace the voltage converter, as necessary, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021080005.
What This Recall Page Shows
This page summarizes a single NHTSA recall campaign, including the defect description, safety consequence, and manufacturer's remedy. The affected vehicles listed below are the make/model/year combinations tracked in our database — this is not a VIN-specific result. To check whether your individual vehicle is covered by this recall, enter your 17-digit VIN at nhtsa.gov/recalls. Click any vehicle below to view its full safety profile.
Affected Vehicles (1)
| Year | Make | Model |
|---|---|---|
| 2020 | Mercedes-Benz | GLB-Class |
Browse Affected Vehicles
Affected Models
Affected Make + Year Views
Affected Years
Related Electrical Campaigns
These campaigns share the same broad recall component family, so they are useful if you want to compare how similar issue types appeared across other vehicles and time periods.
This recall information is from NHTSA campaign 21V526000. This site is not affiliated with NHTSA. Contact your dealer or call NHTSA's Vehicle Safety Hotline at 1-888-327-4236 for more information.
Latest vehicle import recorded anywhere on this site: Oct 8, 2026. Individual vehicles and datasets may have older records; this is not this page's update date.