2021 Mercedes-Benz Glb 250 4matic Recalls
No NHTSA recalls on record for the 2021 Mercedes-Benz Glb 250 4matic. That means NHTSA has no open safety campaign for this vehicle — it does not guarantee the absence of problems. Owners have filed 2 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.
Complaints by component
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“While driving on the highway at 70mph my transmission malfunction warning light illuminated in red and my vehicle went into limp mode, creating a life threatening safety defect at highway speeds. I immediately took the vehicle to mercedes benz of pittsburgh. The dealer's own diagnostic tech notes…”
“While driving on the highway at 70mph my transmission malfunction warning light illuminated in red and my vehicle went into limp mode, creating a life threatening safety defect at highway speeds. I immediately took the vehicle to mercedes benz of pittsburgh. The dealer's own diagnostic tech notes…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2021 Mercedes-Benz Glb 250 4matic as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.