Mercedes-Benz · SL-Class · 2003
0
Recalls
108
Complaints
-
Not Rated
The 2003 Mercedes-Benz SL-Class has no recalls and 108 owner-reported complaints on file with NHTSA. Most reported issue: suspension (23 reports).
Source: NHTSA Public Records · Updated Apr 28, 2026
The 2003 Mercedes-Benz SL-Class page works best as a research starting point. Complaint totals show how much owner-reported activity exists, while recalls and investigations help show whether any of that activity turned into formal safety action.
Because this is a newer-era vehicle page, it usually helps to compare this year against nearby model years before deciding whether a complaint pattern looks isolated or persistent. On this page, the most prominent complaint area is suspension with 23 reported complaints.
This page combines three types of NHTSA data: recall campaigns (official manufacturer or government actions), owner complaints (unverified consumer reports), and crash test ratings (where available). A vehicle with many complaints is not necessarily less reliable — complaint volume correlates with sales volume and vehicle age. Recalls indicate identified defects, not overall quality. To compare this model year with others, use the year navigation in the sidebar or return to the model overview page.
If you are researching a used vehicle, start with the complaint categories, compare them against the recall list, and then check nearby model years to see whether the same issue profile repeats. That usually produces a better buying or research signal than treating the raw complaint total as a standalone safety ranking.
I am concerned with the battery control module. I have noticed there has been a lot of incidents out there where the battery control module in the SL 500s have caught fire! I am concerned for my safety due to this defect!
To who may this concerned, I have a 2003 Mercedes SL500 and recently found my battery control module caught on fire and burnt a section of my car. I have tried reaching out to Mercedes directly first and they said the car is 20 years ago and it could have not be a manufactured de...
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The contact owns a 2003 Mercedes-Benz SL500. The contact stated while driving at various speeds, the ABC warning light illuminated. Additionally, the message "Drive Carefully" was displayed. The vehicle was taken to an independent mechanic, where it was diagnosed that the ABC tan...
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It appears the BCM (Battery Control Module) caught fire and burned a significant portion of the trunk and associated wiring.
My car (the SL55 and all SL models) has a "Battery Control Module" (BCM) also referred to as the "Battery Stabilization Control Load Module" which shows signs of imminent failure which will lead to a meltdown or fire. I inspected the module after finding that this was a common pr...
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The battery control module (known as the BCM or BNS) failed, triggering a fire. The incident occurred while the vehicle was parked in a garage and had not been operated for several weeks. The fire consumed the module, insulation on wiring connected to and close to the module, par...
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I was driving my car at 45 mph and suddenly, unexpectedly a red light flashed ABC do not drive. Smoke was coming from under the car and the front end of the vehicle collapsed downwardly. I had to call for a tow truck to take my vehicle to the MB dealership. I'm I am waiting for t...
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The contact owns a 2003 Mercedes-Benz SL500. The contact stated while driving 40 MPH, the brake pedal was depressed however, the vehicle failed to respond as needed. The contact depressed the brake pedal firmly however, the vehicle failed to respond. The parking brake was activat...
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The 2003 SL500 with seemingly no instigating incident or event had the gas tank baffle come apart due to the poor and faulty design of this component. This baffle now is loose and floats on the gas in the gas tank, banging around when there is acceleration or deceleration, even t...
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The contact owns a 2003 Mercedes-Benz SL500. The contact stated that after parking the vehicle, the following day he noticed that the front of the vehicle was lowered down. The contact stated that the car was too low a warning light was illuminated. The contact stated while start...
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Showing 10 recent complaints from 108 total
View Full Complaint LogThe strongest comparison flow is usually: exact vehicle-year page, then nearby years of the same model, then other 2003 Mercedes-Benz models. That sequence helps separate one-off year spikes from broader make-wide patterns.
The 2003 Mercedes-Benz SL-Class has 0 recalls recorded by NHTSA.
NHTSA has received 108 owner-reported complaints for the 2003 Mercedes-Benz SL-Class.
NHTSA has not published a safety rating for the 2003 Mercedes-Benz SL-Class.
The most commonly reported complaint categories for the 2003 Mercedes-Benz SL-Class are suspension (23 reports), fuel system, gasoline (12 reports), electrical system (9 reports).
NHTSA does not currently list any recalls on record for the 2003 Mercedes-Benz SL-Class. To verify the status of your specific vehicle, check nhtsa.gov/recalls with your VIN.
Look up recalls and complaints for any year, make, and model.
This page summarizes publicly available data from the National Highway Traffic Safety Administration (NHTSA). Complaint counts reflect reports submitted to NHTSA by vehicle owners and do not by themselves prove defect severity or vehicle safety. Safety ratings may not be available for all vehicle-years. This site is not affiliated with NHTSA or any vehicle manufacturer. For official information, visit the official NHTSA page for this vehicle.