Mercedes Benz Glk250, model year 2013. Filed by Mercedes-Benz USA, LLC and reported to NHTSA on 16 July 2021. 371 vehicles potentially affected.
What the notice says 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.
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
Mercedes-Benz's own number for this recall: 2021070035. That is the number on the owner letter and on the dealer paperwork. 21V539 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 21V539 cover?
- Mercedes Benz GLK250, model year 2013.
- What is wrong with them?
- Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2013 GLK250 vehicles equipped with 4-cylinder diesel engines.
- What can happen if it is not put right?
- 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.
- Is there a fix yet?
- Yes, and it is free. 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.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Mercedes-Benz calls this recall 2021070035, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “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.”
affected
in the notice
caught
| Campaign | 21V539 |
|---|---|
| Filed by | Mercedes-Benz USA, LLC |
| System at fault | Power Train:Automatic Transmission |
| Reported to NHTSA | 16 July 2021 |
| Model years | 2013-2013 |
| Vehicles named | MERCEDES BENZ GLK250 |
What the notice says today
The consequence
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.
The 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.
What it said before
This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.
This is one of 816 notices in the record whose component field names power train. Across that group the median wait before owners were written to was 42 days.
Last checked . No change has been recorded in the wording.
The models named here, across their whole recall history
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 21V539, wording as read on 16 September 2026. https://carsmultiverse.com/recall/21v539/
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 21V539 on 23 August 2026, they were:
- Defect summary
b577c212 - Consequence
e985a512 - Remedy
3aacf4d4
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 21V539 · how the whole register is watched
This notice names one vehicle among several registers that have written about it. Every notice this site holds for the Mercedes-Benz GLK250, in all seven, is kept on that vehicle's own page, with the newest in each.
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Owners of these cars
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