Mercedes-Benz S550 Hybrid, model year 2015. Filed by Mercedes-Benz USA, LLC. and reported to NHTSA on 13 October 2015. 4 vehicles potentially affected.
What the notice says Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2015 S550 Hybrid vehicles manufactured May 13, 2013 to April 22, 2015. In the affected vehicles, after driving in electric mode, the fuel pump output may be insufficient to restart the gasoline engine and the vehicle will stall.
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: 2015100004. That is the number on the owner letter and on the dealer paperwork. 15V647 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 15V647 cover?
- Mercedes-Benz S550 Hybrid, model year 2015.
- What is wrong with them?
- Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2015 S550 Hybrid vehicles manufactured May 13, 2013 to April 22, 2015. In the affected vehicles, after driving in electric mode, the fuel pump output may be insufficient to restart the gasoline engine and the vehicle will stall.
- What can happen if it is not put right?
- A vehicle stall increases the risk of a crash.
- Is there a fix yet?
- Yes, and it is free. MBUSA will notify owners, and dealers will update the fuel system control unit software, free of charge. The recall is expected to begin in November 2015. Owners may contact Mercedes-Benz 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 2015100004, 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 vehicle stall increases the risk of a crash.”
affected
in the notice
caught
| Campaign | 15V647 |
|---|---|
| Filed by | Mercedes-Benz USA, LLC. |
| System at fault | Fuel System, Gasoline:Delivery |
| Reported to NHTSA | 13 October 2015 |
| Model years | 2015-2015 |
| Vehicles named | MERCEDES-BENZ S550 HYBRID |
What the notice says today
The consequence
A vehicle stall increases the risk of a crash.
The remedy
MBUSA will notify owners, and dealers will update the fuel system control unit software, free of charge. The recall is expected to begin in November 2015. Owners may contact Mercedes-Benz 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 470 notices in the record whose component field names fuel system, gasoline. Across that group the median wait before owners were written to was 46 days.
Last checked . No change has been recorded in the wording.
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 15V647, wording as read on 16 September 2026. https://carsmultiverse.com/recall/15v647/
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 15V647 on 23 August 2026, they were:
- Defect summary
17e423b8 - Consequence
f7aee42c - Remedy
d9e62570
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 15V647 · 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 S550, in all seven, is kept on that vehicle's own page, with the newest in each.
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