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Mercedes-Benz AMG E63 warranty claim denied?

190 manufacturer communications on file 4 warranty extensions / campaigns 2003–2023 model years covered

If your dealer just denied a warranty claim on your Mercedes-Benz AMG E63, you're not alone, and the denial isn't necessarily the final word. Records filed with NHTSA show the manufacturer has issued 190 formal communications for this model across the 2003–2023 model years, including 4 warranty extensions or service campaigns addressing recurring issues. These filings confirm that Mercedes-Benz has itself documented defects affecting components like telematics control units, rear lamp sealing, transfer cases, and washer fluid systems — the kinds of problems owners are sometimes told are 'not covered' at the dealer level.

A denial from a service advisor doesn't always reflect the full picture of what the manufacturer has acknowledged in writing. Many denials are reconsidered once they're challenged with the right documentation — repair history, technical service bulletins, and manufacturer communications specific to your vehicle.

ClaimRight helps owners organize this evidence and understand their options. A free assessment reviews your denial against the manufacturer's own public records for your model, so you can see whether there's a documented basis to request a second look — with no upfront cost to find out.

Free 2-minute assessment — is your denial worth fighting? →

What Mercedes-Benz has documented for the AMG E63

Filed with NHTSA by the manufacturer. Warranty extensions are the strongest signal — the manufacturer acknowledging a defect and extending coverage for it.

2023-12-01 · EW-EngineThermSW Warranty extension
In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC ("MBUSA") is extending...
Official NHTSA document →
2023-09-22 · ELW -Intake Line Warranty extension
In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA (“MBUSA”) is extending...
Official NHTSA document →
2022-08-19 · ELW-FuelFilter Warranty extension
In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz AG (“MBAG”), the manufactur...
Official NHTSA document →
2022-06-09 · ELW-211FuelFilte Warranty extension
In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz AG (“MBAG”), the manufactur...
Official NHTSA document →
2024-11-20 · LI82.85-P-078473
Complaint After a control unit replacement of "N112/9 - control unit for telematics services (HERMES)" or the "N112/2 - control unit for telematics services (RAMSES)", the Digital...
Official NHTSA document →
2024-11-13 · LI82.10-P-078069
Complaint Rear lamps fogged up/not leaktight. Cause Fogging of the rear lamps is a natural phenomenon, which can occur under certain climatic conditions. This does not lead to any...
Official NHTSA document →
2024-11-12 · LI27.10-P-075869
Complaint Only vehicles with a variable transfer case are affected. Can be identified through control unit N45 or N15/7 in the quick test When accelerating with light load, vibrati...
Official NHTSA document →
2024-10-23 · LI82.35-P-078467
Complaint Washer fluid system leaks Cause Various possible causes: 1. Washer fluid reservoir itself. 2. Seal on washer fluid pump/washer fluid reservoir. 3. Washer fluid pump. 3.1....
Official NHTSA document →
2024-10-18 · NCU - 2022070004
Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2018 - 2024 E-Class, S-Class & AMG GT (213, 217, 222, 223 an...
Official NHTSA document →
2024-10-01 · LI27.00-P-074450
Complaint Tension-releasing impact of the propeller shaft with the force-free in D "KID" function, after vehicle has stopped. Cause The tension-releasing jolt in the drivetrain ori...
Official NHTSA document →
2024-09-28 · LI82.70-P-077433
Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during...
Official NHTSA document →
2024-09-21 · LI82.10-P-078307
Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp,...
Official NHTSA document →
2024-09-20 · 2024090007
Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2020-2023 CLS (257 platform), E-Class (213 and 238 platform), GLE (167 platform), an...
Official NHTSA document →
2024-09-17 · LI42.10-P-063502
Complaint Noises/ squealing from the service brake in various driving situations and ambient conditions Cause Frictional vibrations Remedy AMG brake systems are designed for high l...
Official NHTSA document →
2024-09-10 · LI82.10-P-078301
Complaint Headlamp or front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to...
Official NHTSA document →
2024-09-10 · LI82.10-P-078302
Complaint Headlamps fogged or droplets forming. Cause Due to its outlet openings, the headlamp is an "open system". This means that acidic gases, moisture, dirt and exhaust gases c...
Official NHTSA document →
2024-09-09 · LI27.00-P-075630
Complaint To insure vehicle down time is kept at a minimum and all required information is available when case is escalated, as well as assist technicians with checks that may help...
Official NHTSA document →
2024-08-16 · LI27.19-P-078313
Complaint Customer states that either the yellow battery indicator lamp is illuminated in the instrument cluster OR a 4MATIC malfunction MIL is present, AND the subject vehicle is...
Official NHTSA document →
2024-08-10 · NCU - 2022080005
Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) C-Class, E-Class, S-Class, G-Class, CL, CLS, ML, GL, GLE, GL...
Official NHTSA document →
2024-08-09 · CL - 2022080005
In our continuing efforts to ensure the proper performance and quality of your vehicle, we are writing to inform you that on certain Model Year 2011-2018 C-Class, E-Class, S-Class,...
Official NHTSA document →
2024-06-21 · LI27.00-P-060903
Complaint Complaints about shift quality in vehicles of MODEL 205, 212 and 222 with TRANSMISSION 724.2. Cause If the shift adaptation is not performed as described under "Remedy",...
Official NHTSA document →
2024-06-12 · LI46.35-P-073051
Complaint Noticeable vibrations at the steering wheel: • At speeds between 40mph and 75mph • On straight stretches of road and in long corners • With driver assistance systems swit...
Official NHTSA document →
2024-06-06 · LI82.85-P-070742
Complaint The driver's seat memory settings do not synchronize with the driver's user profile as described in the operator's manual. Driver's seat settings are not transferred to t...
Official NHTSA document →
2024-05-11 · NCU - 2024040001
Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2023-2024 C-Class, CLE, E-Class, EQE, EQS, GLC, GLE, GLS, GT, S-Class, and SL vehicl...
Official NHTSA document →
2024-03-11 · LI72.20-P-075746
Tailgate opens unintentionally. Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Reme...
Official NHTSA document →

Common questions

Why was my Mercedes-Benz AMG E63 warranty claim denied?
Dealers deny claims for many reasons, including disputes over whether a condition is a manufacturing defect, maintenance-related wear, or outside coverage terms. Denials are sometimes issued without fully referencing manufacturer bulletins or service campaigns tied to the vehicle's specific components. Reviewing the denial reason alongside publicly filed manufacturer communications can clarify whether additional documentation might support a reconsideration request.
Can a denied warranty claim be reopened or appealed?
Many manufacturers and dealers allow a claim to be reconsidered if new documentation is presented, such as repair records, diagnostic reports, or references to relevant technical service bulletins or warranty extensions. Outcomes vary by situation and aren't guaranteed, but a documented, organized request is generally more likely to receive a substantive second review than an informal follow-up call.
What should I do if I think my issue matches a known manufacturer bulletin?
Start by gathering your repair order, any diagnostic codes, and dates of the issue, then compare them to publicly available manufacturer communications for your model and model year. If there's an apparent match, you can present this documentation when requesting reconsideration. A free assessment can help organize these materials before you approach the dealer or manufacturer again.
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ClaimRight is a consumer advocacy and document-preparation service. We are not a law firm, do not provide legal advice, and make no promises about the outcome of any individual claim. Bulletin data is sourced from public NHTSA filings and refreshed weekly. All vehicle guides