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Data through Oct 2026
Campaign 21V-033

Power supply for the automatic transmission control unit might be interrupted while driving, possibly causing the transmission to shift into neutral

View NHTSA filingAll Mercedes-Benz campaigns
Defect summary

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019 GLA 250 vehicles. The power supply for the automatic transmission control unit might be interrupted while driving, possibly causing the transmission to shift into neutral.

Consequence

If the transmission shifts into neutral while driving, there would be loss of drive power, increasing the risk of a crash.

Remedy

MBUSA will notify owners, and dealers will replace the transmission control unit, free of charge. The recall began March 18, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021020038.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Source: NHTSA ODI recalls file, campaign 21V033000. Text as published by NHTSA.
Vehicles covered

One product line is covered

Owner complaints filed with NHTSA about powertrain on these vehicles: 12, of which 1 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 21V-033
MakeModelModel yearsComplaints on this component
Mercedes-BenzGLA 250201912
Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.