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Mercedes-Benz GLK250 Recall 21V539: Transmission Fluid Leak Can Cause Fire or Stall

NHTSA campaign 21V539, reported July 16, 2021, 371 vehicles potentially affected.

What this recall means for you

Certain 2013 vehicles with 4-cylinder diesel engines may have had an incorrect transmission fluid filter and overflow pipe installed during a service repair. This could lead to a transmission fluid leak or a transmission control module failure.

A fluid leak can increase the risk of a fire. A control module failure could cause the vehicle to stall, which increases the risk of a crash. Owner notification letters were mailed on September 3, 2021. Owners who have questions can contact Mercedes-Benz USA customer service at 1-800-367-6372.

The remedy is free: an authorized dealer will replace the overflow pipe and transmission fluid filter at no charge. Check your vehicle identification number (VIN) for open recalls to confirm whether your vehicle is affected.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 21V539Mercedes-Benz USA, LLC
Component
POWER TRAIN:AUTOMATIC TRANSMISSION
Problem
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2013 GLK250 vehicles equipped with 4-cylinder diesel engines. The incorrect type of transmission fluid filter and overflow pipe may have been installed during a service repair, which could result in a transmission fluid leak or control module failure.
Risk
A transmission fluid leak can increase the risk of a fire. In addition, a transmission control module failure could result in a vehicle stall, increasing the risk of a crash.
Remedy
Dealers will replace the overflow pipe and transmission fluid filter, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.
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.nhtsa.gov.

Affected vehicles

Mercedes-Benz GLK2502013