2003 Mercedes Benz SL500

Routine

Owners filed 80 complaints about this vehicle with federal regulators, most often about the suspension. No safety recall has been issued.

When it fails
020k40k60k90k120k200k
62,859 milesMedian miles at failure

67 complaints record an odometer reading. Failures cluster around 60,000–75,000 miles.

Most common 2003 Mercedes Benz SL500 problems

24 of the 80 complaints (30%) are about the suspension.

ComponentReportsCrashesFiresInjuries
Suspension24
000
Service Brakes · brakes8
010
Fuel/Propulsion System · fuel and propulsion system7
000
Fuel System, Gasoline · fuel system7
000
Electrical System7
010
Steering4
000
Service Brakes, Hydraulic · brakes4
100
Power Train · transmission3
000
Air Bags · airbags3
101
Structure › Body · body and frame2
000

What owners reported

Newest filings
Electrical SystemFire
Filed Nov 29, 2023FL

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 defect. Please I need help this problem could’ve burn down my house or while I was driving. Mercedes requested I send them a letter in writing if I have to get the car inspected. Please setup and date so I can write them this is 100% liability on their brand as there is no schedule maintenance for a battery control module.

Electrical System
Filed Nov 27, 2023TN

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!

Suspension
Filed Aug 22, 202388,000 milesNC

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 tandem pump, struts, and hoses needed to be replaced. The dealer was notified of the failure and informed the contact that they did not provide service for older vehicles. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 88,000.

Suspension
Filed Sep 28, 2022CA

ABC (Active Body Control) light keeps coming on and body goes up and down when I drove car. Light says do not drive. Mercedes would not take responsibility for this in spite there are so many complaints about this. Really irresponsible by Mercedes.

Suspension
Filed Jul 20, 2022VA

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 the prognosis. I've had numerous issues with the All Body Control system. Expensive repairs in the $3000-$8000 range. This is a safety issue the breakdown happens abruptly and I was fortunate other cars weren't on the parkway with me. Otherwise a crash could gave occurred.

Service Brakes, Hydraulic
Filed Jul 19, 2022126,000 milesIL

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 activated however, the vehicle failed to respond as designed. The contact was however able to pull over and eventually the vehicle came to a complete stop. The vehicle was towed. The dealer and the manufacturer were contacted and stated that the VIN was not included in NHTSA Campaign Number: 05V133000 (Service Brakes, Hydraulic). The failure mileage was 126,000. The consumer stated the part put on the vehicle for the recall was a defective part and not installed correctly.

Fuel/Propulsion System
Filed Mar 15, 2022GA

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 turning sometimes causes it to bang around. Speed bumps are another source of loud banging from the baffle bumping into the sides of the tank. The issue with 2003 SL500's is ubiquitous, it is not a question of what percentage of them will experience as it appears it will happen to this vehicle at some point due to the poor design and implementation of the baffle. This wouldn't be such a big problem if this was a minor repair and was a reasonable price to have a shop perform or for the more mechanically inclined owner to perform themselves, but it is a ridiculously complex and time-consuming job just to get to the gas tank and take it off. My mechanic told me it is akin to taking the transmission or engine out and as such labor is outstandingly and outrageously expensive with this job requiring approximately $2000-$2500 to perform according to my mechanic and other SL500 owners who have also had to deal with this issue. This is an issue that you may not experience if you don't own one of these vehicles for long enough, but the vehicle will have this problem during it's lifetime and Mercedes should be responsible for allowing such a design to make it into production.

Suspension
Filed Dec 30, 202152,500 milesTX

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 starting the vehicle and taking his foot off the brake pedal, the vehicle would raise up independently and would be able to drive to his destination. The contact took the vehicle to the local dealer, where it was diagnosed with needing the front strap suspension to be replaced. The vehicle was repaired. The manufacturer had been informed of the failure. The failure mileage was approximately 52,500.

Suspension
Filed Aug 22, 2021CA

It has been nearly two years I have stopped driving my 2003 Mercedes SL500, although I only have about 80,000 miles on the car. This is due to ABC warning light(red display: please drive carefully)comes on intermittently and the car drives very bouncy and it feels the car has no shocks, definitely feeling it would be unsafe to drive. The diagnostic message comes up saying "visit workshop". This is the third time this ABC pump issue is stopping me from driving the car, since it first appeared when I had 29,000 miles on the car which was under manufacturer warranty (50,000 miles or four years) and the dealership replaced the ABC pump and also replaced the engine mounts. The ABC red light appeared again when I had about 51,000 miles on the car. It happened also the engine mounts were in need of replacement again. As the Warranty was only for 50,000 miles, Mercedes refused to repair the ABC pump and the engine mounts under warranty and finally I agreed to a 50% cost to me to have repairs done. I expressed my opinion that the ABC pump and the engine mounts had engineering and manufacturing defect and they should have 50,000 miles warranty as the original warranty, from the time of replacement. Regrettably, same ABC malfunction and engine mounts became an issue at 78,000 miles and now the dealer and Mercedes refuse to replace the ABC pump and engine mounts under warranty and have given an estimate of $7336.36 for the necessary replacement of parts, including labor, but excluding ta

Steering
Filed Apr 29, 202195,000 milesGA

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT STATED WHILE DRIVING 45 MPH, THE ACTIVE BODY CONTROL (ABC) WARNING LIGHT ILLUMINATED AND THE STEERING WHEEL BECAME DIFFICULT TO TURN. THE CONTACT PARKED THE VEHICLE ON THE SIDE OF THE ROAD. THE VEHICLE WAS NOT DRIVABLE. THE VEHICLE WAS TOWED TO AN UNKNOWN MERCEDES-BENZ DEALER TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE ACTIVE BODY CONTROL (ABC) NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED HOWEVER, THE FAILURE PERSISTED. THE MANUFACTURER WAS NOT INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 95,000. THE VIN WAS NOT AVAILABLE.

Fuel/Propulsion System
Filed Jul 6, 202087,500 milesNJ

HEARING CLANGING, THUMP NOISE BETWEEN SEATS AND TRUCK, TOOK IT TO A REPAIR SHOP AND WAS ADVISED IT IS A COMMON ISSUE WITH THIS MODEL - PROBLEM WITH BAFFLE IN THE TANK AND MIGHT HAVE COME OFF, SEARCHED ON-LINE AND FOUND HUNDREDS OF COMPLAINTS FOR THE SAME ISSUE, WAS THIS EVER ADDRESSED BY MB AND RECALLED?

Suspension
Filed Oct 9, 201978,000 milesFL

MY CAR IS A 2003 MERCEDES BENZ SL500. THE ABC LIGHT KEEPS COMING ON AND THE CARS SUSPENSION CONTINUES TO RAISE AND FALL. MANY TIMES ONE SIDE HIGHER THAN THE OTHER AND NOT EVENLY. IN 2013 I HAD A SIMILAR PROBLEM AND ENDED UP COSTING ROUGHLY $3200. OBVIOUSLY, THIS IS AN UNSAFE MECHANICAL ISSUE. AFTER REVIEWING YOU SITE FOR RECALLS ON MB 2003 SL500, IT APPEARS THERE WAS A RECALL FOR THIS PROBLEM ON MY MODEL YEAR AND CAR. AFTER SPEAKING TO MB OF SARASOTA AND MBUSA IT WAS VIN# SPECIFIC AND MY VIN WASNT INCLUDED. I AM VERY CONFUSED HOW THIS DOESNT COVER MY VEHICLE. NHTSA CAAMPAIGN NUMBER : 08V405000. OBVIOUSLY, THIS SHOULD NOT BE VIN SPECIFIC AS MY CAR HAS THIS PROBLEM FOR THE SECOND TIME AND VERY EXPENSIVE TO CORRECT. IT IS A DANGEROUS MECHANICAL DEFECT THAT MB SHOULD TAKE CARE OF. ANY HELP WOULD BE APPRECIATED.

Electrical System
Filed Jul 8, 2019CA

SOMETIMES WHEN I START THE CAR THE LIGHTS ON THE DASH WILL NOT COME ON AND NONE OF THE GAUGES WORK ! THEN I TURN IT OFF AND BACK ON AGAIN AND IT WORKS! ALSO WHEN I'M DRIVING AND HIT A LITTLE BUMP ON THE FREEWAY AND ROAD THE DASH LIGHTS TURN RED AND SAYS DRIVE CAREFULLY THEN 2 SECONDS LATER GOES BACK TO NORMAL!

Suspension
Filed Apr 17, 201966,000 milesGA

THE ABC SUSPENSION SYSTEM FAILS WHILE DRIVING CAUSING SUSPENSION TO LOWER AND VEHICLE IS DIFFICULT TO HANDLE. THE FRONT END IS SPONGY AND DIPS UP AND DOWN. RED WARNING DO NOT DRIVE ILLUMINATES. VERY UNSAFE.

Structure › Body
Filed Jan 3, 201934,000 milesMD

MERCEDES BENZ 2003 SL 500. IN 2011 WITH 34,000 MILES ON ENGINE, WHILE DRIVING ON HIGHWAY HEARD LOUD NOISE HAD TO PULL OVER QUICKLY BECAUSE FRONT OF CAR DROPPED RUBBING ON TIRES WHICH RESULTED IN ONE BLOWN OUT TIRE AND HAD CAR TOWED TO NEAREST DEALERSHIP, THANK GOD CUZ INNOCENT PEOPLE OR MYSELF COULD HAVE BEEN HURT SERIOUSLY, THIS WAS A $5,000 JOB . 2014 WITH 45,000 MILES ON ENGINE WHILE DRIVING ON HIGHWAY I HEARD AGAIN THAT DISTINCTIVE LOUD SOUND WHICH RESULTED IN LEFT SIDE OF CAR DROPPED RUBBING ON TIRES, FENDER AND TIRE WAS DAMAGED HAD CAR TOWED TO NEAREST MB DEALERSHIP. HYDRAULIC FLUID PROBLEMS HAS PLAGUE THIS QUALITY SERIES CAR . THIS UNFORTUNATE EVENT COST ME $9,800.00 BECAUSE I ALSO HAD TO REPAIR THE ROOF AS IT IS A CONVERTIBLE AND HYDRAULICS PLAYS AN IMPORTANT ROLE IN THE OPERATIONS OF THE ROOF . 2018 WITH 60,000 MILES ON ENGINE, WHILE DRIVING IN THE CITY, I HEARD LOUD THUD UNDER CAR I QUICKLY SWERVE OFF ROAD TO SAFE SPOT CUZ I KNEW THERE WAS A PROBLEM AGAIN, THE RIGHT SIDE OF CAR DROPPED WITH FLUID SPRAYING OUT , CAR THEN STARTED RESTING ON FRONT AND REAR TIRES WITH HYDRAULIC FLUID SPRAYED EVERY WHERE ,HAD THIS PROBLEM FIXED COST WAS $2,000 . FEW MONTHS AFTER THE SAME PROBLEM OCCURRED AGAIN . THIS CAR THAT I LOVE SO MUCH HAS BEEN SITTING IN MY GARAGE BECAUSE CAR CANT BE DRIVEN AND THE FRONT END / BODY OF CAR IS RESTING ON BOTH TIRES LEFT AND RIGHT SIDE . I AM MENTALLY AND PHYSICALLY DRAINED AND ALSO MY POCKETS . MERCEDES BENZ CORP. IS FULLY AWARE OF THIS PROBLEM BECAU

Air Bags
Filed Jan 8, 2018GA

ABC AND CONVERTIBLE ARE NOT FUNCTIONING AS ITS SUPPOSED, WHILE THE CAR NOT BENN DRING NOR USING THE FEATURES. THE KEYLESS REMOTE KEY ENTRY IS NOT WORKING!

Suspension
Filed Dec 28, 201756,000 milesCA

ABS PROBLEM MY CAR WONT GO UP OR DOWN IT IS IN THE DOWN POSITION ABS LIGHT IS ON DON T NO WHAT PROBLEM IS I BELIEVE THAT THERE IS A RECALL ON THIS PROBLEM.

Service Brakes
Filed Sep 16, 201787,800 milesTX

WHILE DRIVING MY MERCEDES BENZ 2003 SL500 THE BRAKES BECAME DISABLED WITHOUT WARNING. IT WAS A TERRIFYING EXPERIENCE. THE FIRST MERCEDES DEALER I PHONED TOLD ME THAT THERE WAS NO KNOWN SAFETY RECALLS FOR THE BRAKES. THE SECOND MERCEDES DEALER THAT I CONTACTED INFORMED ME ABOUT 2 RECALLS IN 2004 AND 2005. I PHONED THE MERCEDES BENZ USA HEADQUARTERS AND SPOKE TO A CASE MANAGER WHO TOLD ME THAT MERCEDES' RESPONSIBILITY WITH THIS SAFETY ISSUE EXPIRED IN 2012. HOW CAN A SAFETY ISSUE SUCH AS HAVING NO BRAKES WHILE DRIVING EXPIRE? HOW CAN A CORPORATION BE ALLOWED TO WALK AWAY FROM THIS TYPE OF POTENTIALLY DEADLY SAFETY ISSUE? THIS IS A WELL DOCUMENTED SAFETY ISSUE WITH THIS CAR.

Service Brakes
Filed Mar 29, 201785,000 milesFL

WHILE DRIVING THE CAR IN TOWN ON CITY STREETS THE SBS BRAKE SYSTEM FAILED AS I CAME TO A TURN LEAVING ME WITH NO BRAKE RESPONSE EVEN THOUGH THE DEALER SAYS IT WAS SUPPOSED TO HAVE HYDRAULIC BACK-UP TO STOP THE CAR. I WAS ABLE TO COAST AND STOP THE CAR ONLY WITH THE EMERGENCY HAND BRAKE. THE SBS SYSTEM HAS BEEN RECALLED TWICE BY THE FACTORY BUT THERE IS STILL SOMETHING VERY WRONG WHEN A MODERN CAR HAD NO BACK-UP SYSTEM. THESE CARS ARE DANGEROUS! LUCKILY FOR ME THERE WAS NO ACCIDENT AND I HAD THE CAR TOWED TO THE DEALER AND IT IS BEING REPAIRED.

Suspension
Filed Jan 5, 2017116,578 milesSC

I OWN A 2003 MERCEDES BENZ SL 500 AND REPLACED THE HYDRAULIC PUMP IN 2014 FOR $6400.00. THE CAR WOULD DROP LOW (ON ONE SIDE IF PARKED FOR A FEW HOURS). TODAY, JANUARY 5, 2017 - THE IDENTICAL PROBLEM HAPPENED AGAIN. WHILE DRIVING, I HEARD A LOUD BURSTING SOUND AND THEN HYDRAULIC FLUID BEGAN SEEPING OUT ALSO, THE ABC RED DASH LIGHT ILLUMINATED STATING THAT THE CAR IS "TOO LOW TO DRIVE". I MANAGED TO SLOWLY DRIVE HOME (WITHOUT POWER STEERING). THIS IS A HUGE DEFECT IN MERCEDES BENZ TECHNOLOGY AND MANUFACTURING - A CLASS ACTION LAWSUIT IS ABSOLUTELY NECESSARY. THIS VEHICLE IS DEFECTIVE AND DANGEROUS TO OPERATE. ALSO, CONSUMERS SHOULD NOT SPEND THOUSANDS UPON THOUSANDS OF DOLLARS ON DEFECTIVE PARTS. BY THE WAY, THIS VEHICLE HAS ALWAYS BEEN SERVICED BY MERCEDES BENZ DEALERSHIP TECHNICIANS. I WOULD APPRECIATE ANY ADDITIONAL INFORMATION OR SUPPORT FROM THE NHTSA AS I PURSUE VIABLE RECOURSE OPTIONS. THANK YOU! *TR

Engine and Engine CoolingFire
Filed Dec 19, 201655,620 milesCA

TL* THE CONTACT OWNS A 2003 MERCEDES-BENZ SL500. WHILE DRIVING INTO THE GARAGE, THE ABC PUMP WARNING INDICATOR ILLUMINATED AND THE CONTACT NOTICED SMOKE INSIDE THE VEHICLE. IN ADDITION, THE CONTACT NOTICED A LARGE AMOUNT OF HYDRAULIC FLUID ON THE GARAGE FLOOR. THE VEHICLE WAS TOWED TO A DEALER WHERE IT WAS DIAGNOSED THAT THE FRONT AND REAR AXLE VALVE LOCK, AND PRESSURE RESERVOIR FOR THE ABC SYSTEM NEEDED TO BE REPAIRED AND FLUSHED. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 07V263000 (SUSPENSION, ENGINE AND ENGINE COOLING). THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 55,620. *TR

Air Bags
Filed Oct 31, 201671,000 milesWI

SUSPENSION DROPS OVERNIGHT AND HAS DROPPED WHILE IN MOTION ON THE EXPRESSWAY. RED WARNING TO LIMIT SPEED CONSTANTLY COMES ON ESPECIALLY IF LOW ON FLUID AND ON BUMPS. THE DEALER CANNOT ISOLATE THE CAUSE OF PRESSURE OR EXCESSIVE HYDRAULIC FLUID LEAKS. FRONT BUMPER DAMAGED AS A RESULT. OVER $8000.00 SPENT AND PROBLEM NOT RESOLVED. NO CONFIDENCE IN THE CAR UNLESS THE SUPPLY OF FLUID IS CARRIED IN THE CAR AT ALL TIMES. DEALER WANTED $16,000.00 TO DIAGNOSE AND POSSIBLY REPAIR BUT OFFERED NO WARRANTY FOR WORK.

Fuel/Propulsion System
Filed May 16, 201652,000 milesWA

HERE A BANGING NOISE BEHIND THE SEAT, TOOK IT TO A MERCEDES BENZ REPAIR SHOP. THEY INFORMED ME THE FUEL TANK BAFFLE IS BROKEN FREE. HE SAID IT IS VERY COMMON ON THIS MODEL. BUT NOT COVERED UNDER WARRANTY OR RECALL. IT WOULD CONT ME OVER 2,500.00 TO REPAIR. DOING SOME RESEARCH ONLINE AT MBWORLD FORUM. THIS HAPPEN ON ALMOST EVERY CAR LIKE THIS. I CAN NOT AFFORD TO FIX THIS. AND I AM WORRIED THIS MIGHT BLOW UP OR SOMETHING, SINCE SOMETHING BANGING AROUND THE THE INSIDE OF THE FUEL TANK CAN NOT BE SAFE, THIS CAR RUNS ON PREMIUM GASOLINE. IT SEEMS TO HAPPEN LOUDER WHEN THE TANK IS FROM 3/4 FULL TO 1/2. IF I LET IT RUN TO LOW THE FUEL GAUGE STICKS ON EMPTY UNTIL I GO OVER A BIG BUMP. I BELIEVE THIS IS A FACTORY DEFECT AS THE CAR ONLY HAS 60,000 MILES ON IT. I SHOULD NOT HAVE TO REPLACE THE FUEL TANK ON A CAR THAT COST ABOUT 100,000.00 NEW. BUT MORE IMPORTANT, I DO NOT FEEL THIS CAR IS SAFE TO DRIVE IN THIS CONDITION. THE DEALER STATED IT IS NOT A SAFETY ISSUE, JUST AN ANNOYANCE???

Suspension
Filed May 9, 201684,000 milesLA

TL* THE CONTACT OWNS A 2003 MERCEDES-BENZ SL500. WHILE DRIVING 65 MPH, THE CONTACT HEARD AN ABNORMAL NOISE COMING FROM THE VEHICLE AS IT LOWERED TO THE GROUND. A "TOO LOW TO DRIVE" MESSAGE DISPLAYED ACROSS THE MESSAGE BOARD. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE ACCUMULATORS NEEDED TO BE REPLACED. A COMPLETE DIAGNOSTIC HAD NOT BEEN PERFORMED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 84,000.

Electronic Stability Control (esc)
Filed May 3, 201684,000 milesLA

I WAS DRIVING AN 03 SL500 AND FROM THE START THE BATTERY LIGHT (WHITE STAYED ON) REPLACED BOTH FRONT AND BACK BATTERY AND VOLTAGE REGULATOR, NOW THE RED BATTERY LIGHT IS ON AND STAYS ON. ON LAST NIGHT, WHILE DRIVING DOWN THE HIGHWAY, I HEARD A POP, CAR DROPPED AND WARNING CAME ON SAYING CAR WAS TOO LOW AND FLUID IS LEAKING FROM THE FRONT DRIVER SIDE LOOK LIKE BY THE FRONT WHEEL. MECHANIC DID A LOT OF GUESSING AND STILL NOT FIXED.

Service BrakesFire
Filed Dec 23, 201586,998 milesCA

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT STATED THAT WHILE DRIVING 25 MPH, SHE SMELLED SMOKE COMING FROM THE ENGINE. THE CONTACT STATED THAT THE ABC AND STOP VEHICLE TOO LOW WARNING LIGHTS ILLUMINATED. THE CONTACT MENTIONED THAT WHILE DRIVING, THE FRONT END OF THE VEHICLE STARTED TO SCRAPE THE GROUND. THE CONTACT WAS ABLE TO PULL THE VEHICLE OVER AND NOTICED THAT IT WAS LEAKING FLUID. THE VEHICLE WAS TOWED TO THE DEALER. IT WAS UNKNOWN IF THE VEHICLE WAS DIAGNOSED BUT THE VEHICLE HAS NOT BEEN REPAIRED. THE CONTACT STATED THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 07V263000 (ENGINE AND ENGINE COOLING, SUSPENSION). THE DEALER INFORMED THE CONTACT THAT THE VEHICLE ALSO SHOWED FAILURE SIGNS OF NHTSA CAMPAIGN: 05V133000 (SERVICE BRAKES, HYDRAULIC). THE FAILURE MILEAGE WAS 86,998.

Service Brakes
Filed Dec 18, 201587,000 milesCA

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT STATED THAT WHILE DRIVING AT 25 MPH, THE FRONT OF THE VEHICLE LOWERED AND LEAKED FLUIDS AS THE ABS WARNING LIGHT ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 87,000.

Steering
Filed Nov 17, 201566,000 milesCA

DRIVING ALONG THE FREEWAY AT 65 MPH WHEN THE WHOLE FRONT LEFT SIDE DROPS TO WITHIN INCHES OFF THE GROUND!! MERCEDES IS WELL AWARE OF THIS LEMON FEATURE ON THERE VEHICLE AND IS SOME HOW STILL ALLOWED TO SELL THEM IN THE US, MUCH LESS NOT DO A [XXX]THING ABOUT THE LEMONS THEY HAVE SOLD. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

Suspension
Filed Nov 4, 201564,000 milesNC

THIS CAR HAS HAD ABC PROBLEMS FROM DAY ONE. FIRST WE HAD HYDRAULIC LEAKS, WE REPLACED STRUTS, THEN THE PUMP WENT OUT AND HAD TO REPLACE THAT. NOW THE CAR LOWERS ON IT'S OWN WHEN EVER IT FEELS LIKE IT. IF I PARK THE CAR IT LOWERS AND WHEN I REVERSE THE LOW FRONT END WILL GET TRAPPED AND DRAG, NOW THE FRONT BUMPER IS RUINED...THIS WILL BE MY LAST MERCEDES.THEY NEED TO RECALL THIS TERRIBLE SYSTEM,.I NEVER HAVE ANY PROBLEM WITH MY LEXUS..IJS

Fuel/Propulsion System
Filed Oct 23, 201556,408 milesFL

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. WHILE DRIVING AT VARIOUS SPEEDS, AN ABNORMAL NOISE COULD BE HEARD IN THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE BAFFLE IN THE FUEL TAKE FRACTURED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 56,408.

Electrical System
Filed Oct 15, 2015110,000 milesCA

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT STATED THAT WHILE TURNING ON THE VEHICLE, THE INSTRUMENT PANEL AND OTHER UNKNOWN ELECTRICAL FUNCTIONS FAILED TO OPERATE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 110,000.

Service Brakes
Filed Oct 6, 201551,500 milesMD

I HAVE A 2003 MERCEDES SL500 WITH 52000 MILES ON IT AND SUDDENLY THE BRAKE WARNING LIGHT CAME UP AND THE INVESTIGATION LINKED IT TO THE SBC HYDRAULIC RECALL (2005070007). MERCEDES HAD EXTENDED THE WARRANTY ON SBS UNIT FOR 10 YEARS AND MY CAR IS NOW OUT OF THAT EXTENDED WARRANTY PERIOD. THE SBC ISSUE DID NOT OCCUR UNTIL THE CAR HAD OVER 51000 MILES. I REACHED OUT TO MERCEDES BENZ CUSTOMER CARE AND THEY WANTED ME TO TAKE THE CAR TO THE AUTHORIZED DEALER WHICH I DID AND THE DEALER'S REPORT CLEARLY STATES THAT THEY COULD NOT CONNECT TO THE SBC PUMP AND IT NEEDS TO BE REPLACED IMMEDIATELY. MERCEDES BENZ CUSTOMER CARE CALLED ME BACK STATING THAT THE CAR IS OUT OF THE 10 YEAR WARRANTY PERIOD AND DOES NOT QUALIFY FOR THE REPLACEMENT. AS A MATTER OF FACT, I WAS TOLD THAT THERE WAS NO RECALL ON THE ENTIRE SBC PUMP AND ALSO STATED THAT IT WAS ONLY ON THE INSTALLATION OF BRACKET, WHICH HAPPENS TO BE ANOTHER RECALL ON THE SBC UNIT (2005110001). THE VEHICLE DOES NOT ADEQUATELY STOP DUE TO THIS FAILURE AND THE REPAIR COST TO REPLACE THE SBC UNIT AS STATED BY THE DEALER IS $1939.75. THIS IS CLEARLY A SAFETY RECALL THAT IS A CONCERN AND SO WOULD LIKE TO REQUEST NHSTA TO ADVISE.

Suspension
Filed Jul 31, 201570,000 milesAZ

ABC FAILURE AT 70 MILES. RIDICULOUS FOR A CAR OF THIS PRECISE.

Power Train
Filed Mar 7, 201555,000 milesCA

ABC SYSTEM FAILURE. *TR

Engine and Engine Cooling
Filed Feb 15, 2015114,121 milesCA

DRIVING ALONG ON 2/14/2015, I HEAR A BANGING COMING FROM THE BACK OF THE CAR. I NOTICE IT ONLY DOES IT WHEN I AM EXCELLING OR BRAKING. I THOUGHT THERE MAY BE SOMETHING IN THE TRUNK, LIKE A LIQUID WITH SOMETHING FLOATING IN IT, BANGING UP AGAINST THE SIDE OF THE CONTAINER. AFTER I PARKED, I CHECKED OUT THE BOX THAT I HAVE PUT IN THE BACK OF MY CAR. THERE WAS NOTHING THERE THAT WOULD MAKE THIS NOISE. UPON FURTHER INVESTIGATION, I SEE THAT THERE MANY COMPLAINTS AGAINST THE BAFFLE THAT IS INSIDE THE GAS TANK THAT COMES LOSE AND BANGS THE SIDES OF THE GAS TANK. THIS IS NOT ACCEPTABLE. I WILL TAKE MY CAR TO THE SHOP ON TUESDAY AND SEE ABOUT REPAIRS AND HAVING MB PAY FOR IT. *TR

Electrical System
Filed Nov 23, 201445,000 milesNY

STARTED CAR AND GOT MESSAGE: "ABC MALFUNCTION, CAR TOO LOW". IN ACTUALITY, CAR ELEVATED. THE RIDE OF THE CAR HAS CHANGED. IT HAS A SOFT AND FLOATY FEELING COMPARED TO ITS NORMAL STIFFER RIDE. I HAVE SEEN THE ABOVE COMPLAINT ON THE INTERNET MULTIPLE TIMES. IT SEEMS THIS IS A WIDE PROBLEM. I HAVEN'T HEARD ANY RECALLS FROM MERCEDES. *TR

Suspension
Filed Nov 8, 2014AE

I BOUGHT IN FRANCE THIS VEHICLE WITHOUT DOCUMENTS ABOUT LIFE CAR (ACCIDENTS, REPAIRS ETC) SO I NEED ALL INFORMATIONS ON MY USED CAR. *TR

Steering
Filed Oct 15, 201469,998 milesOH

THERE IS AN EPIDEMIC OF THIS POWER STEERING / HYDRAULIC TANDEM PUMP AND POSSIBLY OTHER MODELS AT APPROXIMATELY 70,000 MILES MALFUNCTIONS AND STARTS TO LEAK AND SPREAD UP TO THREE QUARTS OF HYDRAULIC FLUID ON THE ENGINE THAT COULD CAUSE A FIRE POTENTIAL, SLIPPING OF BELTS, LOSS OF STEERING / SUSPENSION ON HYDRAULIC BALANCED CARS, AND THEN DRIP TOXIC FLUIDS ON THE HIGHWAY CAUSING OTHER POTENTIAL SAFETY ISSUES. *TR

Fuel/Propulsion System
Filed Sep 7, 201435,000 milesUT

I FILED THIS COMPLAINT MONTHS AGO AND HAVEN'T HEARD A WORD. THE ISSUE IS THE GAS TANK BAFFLE HAS APPARENTLY COME LOOSE FROM INSIDE THE TANK AND IS CREATING A BANG IN THE TANK VEHICLE IS SLOWING DOWN AND STOPPING. THERE WAS NO ACCIDENT. MERCEDES SAID THEY HAVEN'T HEARD OF THIS PROBLEM BUT IN RESEARCH THIS IS A PROBLEM WITH 2003-2004 SL500. IS THERE A SAFETY PROBLEM WITH THIS BAFFLE BEING LOOSE IN THE TANK? AND WHY ISN'T THERE A RECALL? *TR

Fuel/Propulsion System
Filed Sep 5, 201442,000 milesMS

BAFFLE IN FUEL TANK STARTED HITTING THE SIDE OF THE TANK MAKE A NOISE WHEN FUEL TANK IS 3/4 FULL OR LESS. APPARENTLY THE BAFFLE BREAKS AT ONE END ALLOWING THE BAFFLE TO BANG AGAINST THE WALL OF THE FUEL CELL. *TR

Engine
Filed Jul 28, 201464,000 milesCO

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL 500. THE CONTACT STATED THAT THE VEHICLE STALLED WHILE DRIVING OVER A WATER PUDDLE. THE VEHICLE WAS TAKEN TO A PRIVATE MECHANIC WHO REPLACED THE OIL PAN, VALVE COVER, AND ENGINE. THE VIN WAS NOT AVAILABLE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 64,000.

Electrical System
Filed Jun 25, 2014TX

2003 MERCEDES BENZ SL 500. CONSUMER WRITES IN REGARDS TO POSSIBLE FATAL FLAW IN VEHICLE. *SMD THE CONSUMER STATED, AS HE WAS BACKING OUT OF HIS DRIVEWAY, HE APPLIED THE BRAKE AND THEY FAILED. A RED LIGHT AND A SIGN INSTRUCTED HIM TO OBTAIN IMMEDIATE SERVICE. THE MECHANIC, KEPT THE VEHICLE FOR A WEEK, BUT WAS UNABLE TO ANYTHING WRONG WITH THE BRAKES. AT THE MECHANIC'S SUGGESTED, THE VEHICLE WAS TOWED TO THE DEALER. AFTER THE VEHICLE WAS THERE FOR A FEW DAYS, THE DEALERSHIP CALLED AND SAID THE PROBLEM WAS THE BATTERY HAD DIED. IT WAS A SECONDARY BATTERY WHICH SUPPLIED POWER TO EVERYTHING THAT CONSUMED ELECTRICITY, INCLUDING THE BRAKES IN HIS MODEL AND YEAR VEHICLE. SO, IF IT FAILED, SO WOULD THE BRAKES. *JB

Suspension
Filed May 27, 201462,859 milesCA

ABC ACTIVE BODY CONTROL SYSTEM FAILED RESULTING IN A DROP ON THE DRIVER SIDE. MERCEDES MECHANIC SAID THAT THIS HAS BEEN A DEFECT AND REGULAR ISSUE WITH 2003 SL500 WHERE THERE IS EITHER A LEAK IN ONE OR MORE STRUTS OR THE PUMP FAILURE; BUT YET MERCEDES IS NOT TAKING ACCOUNTABILITY FOR THIS DEFECT. AFTER RESEARCHING THIS ON THE INTERNET, IT IS CLEAR THAT THIS HAS BEEN AN ISSUE NOT ONLY IN US BUT AROUND THE WORLD AND MERCEDES HAS NOT ADDRESSED THIS ISSUE BECAUSE THEY ARE MAKING THOUSANDS OF DOLLARS REPAIRING THIS DEFECT PER VEHICLE. PLEASE LOOK IN TO THIS ISSUE. JUST GOOGLE 2003 MERCEDES BENZ SL500 ABC AND YOU WILL SEE FOR YOURSELF HOW MANY INDIVIDUALS HAVE HAD THE ABC ISSUE. *TR

Structure › Body
Filed May 16, 201474,000 milesCA

I OWN A 2003 MERCEDES BENZ SL500. LIKE MOST OWNERS OF THIS VEHICLE, THE BAFFLE MOVES FREELY WITHIN THE GAS TANK WHICH CAUSES A NOISE AND IS POTENTIAL DANGEROUS IF A SPARK IS CREATED FROM THE BAFFLE HITTING THE INSIDE WALLS OF THE GAS TANK. FROM MY RESEARCH IT IS A MANUFACTURE ISSUE WITH THE WELDING OF THE BAFFLE TO THE INTERNAL WALL OF THE GAS TANK. THERE IS A TREMENDOUS AMOUNT OF COMPLAINTS AND THREADS ON MERCEDES FORUMS. PLEASE FOLLOW LINK TO SEE ALL COMPLAINTS. IT IS POOR CUSTOMER SERVICE AND ACCOUNTABILITY FROM MERCEDES BENZ USA TO NOT RECALL THE ISSUE. THERE IS OVER 20 PAGES OF COMPLAINTS REGARDING THIS ISSUE AT THIS LINK: HTTP://WWW.BENZWORLD.ORG/FORUMS/R230-SL-CLASS/1295215-SL500-NOISE-REAR-INTERIOR-WALL-GAS.HTML. *TR

Service Brakes
Filed May 6, 2014224,679 milesNY

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, HE ATTEMPTED TO ENGAGE THE BRAKES BUT THE PEDAL SANK TO THE FLOORBOARD ABNORMALLY. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN DIAGNOSED THAT THE BRAKE LINES NEEDED TO BE BLED AND THE BRAKE FLUID NEEDED TO BE REPLACED. ALSO, THEY ADVISED THAT THE BRAKE HYDRAULIC UNIT NEEDED TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 224,679.

Service Brakes
Filed May 5, 201496,935 milesCA

WHILE DRIVING AT APPROX. 20-35MPH I PRESSED THE BRAKE AND ALMOST WENT TO THE FLOOR WITH NO RESISTANCE. DASHBOARD INDICATES RED WARNING "STOP" BRAKE DEFECTIVE, STOP VEHICLE WITH YELLOW ABS WARNING LIGHT. AFTER I PULLED OVER, PARKED THE CAR AND SHUTTING DOWN THE ENGINE... WARNING LIGHTS, RED EMERGENCY "BRAKE" ILLUMINATED. AS WELL AS, REDUCED BRAKE EFFECT, START ENGINE AND FOLLOWED BY INCR BRAKING DISTANCE, START ENGINE. *TR

Service Brakes
Filed Jan 28, 201447,000 milesFL

WHILE DRIVING TO WORK, I WAS GOING ABOUT 35 MPH WHEN THE DASH LIGHTS UP RED SAYING "SERVICE BRAKES, STOP VEHICLE, ETC". MY MECHANIC LOOKED OVER EVERYTHING TO DO WITH BRAKES AND COULD NOT FIX IT. HE CALLED MERCEDES OF TALLAHASSEE AND WAS TOLD IT WAS AN ELECTRICAL ISSUE THAT WAS A COMMON PROBLEM WITH THIS VEHICLE. IT DID HAVE A RECALL ON IT, BUT IT EXPIRED IN JULY LAST YEAR, JUST MY LUCK. SO I GOOGLED IT AND HAVE NOW FOUND TONS OF PEOPLE WITH THE SAME EXPERIENCE! HOW CAN THE VEHICLE SAFETY ADMINISTRATION LEGALLY ALLOW MERCEDES BENZ TO CONTINUE LETTING THIS HAPPEN TO PEOPLE? HOW MANY ACCIDENTS MUST TAKE PLACE, OR GOD FORBID DEATHS BEFORE SOMETHING IS DONE? I HAVE NO OPTION BUT TO PAY OUT OF POCKET TO HAVE THIS PIECE OF $100K JUNK FIXED AND PRAY IT NEVER HAPPENS AGAIN! MERCEDES BENZ AND THE VEHICLE SAFETY ADMINISTRATION BETTER PRAY THIS DOESN'T CAUSE AN ACCIDENT OR I WILL SUE THE [XXX] OUT OF BOTH! INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

Seat Belts
Filed Nov 19, 201359,000 milesCA

TL* THE CONTACT OWNS A 2003 MERCEDES-BENZ SL500. THE CONTACT STATED THAT WHILE THE VEHICLE WAS BEING INSPECTED BY THE DEALER, IT WAS FOUND THAT THE SRS WAS NOT OPERATING PROPERLY AND NEEDED TO BE REPLACED. THE VEHICLE WAS BEING REPAIRED. THE MANUFACTURER WAS NOT CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 59,000.

Suspension
Filed Nov 3, 201322,500 milesNC

MY 2003 SL 500 WITH 22,500 MILES IS DANGEROUSLY UNSTEADY AND PULLS TO THE RIGHT ALSO HAS A KNOCK IN THE RIGHT REAR. I TOOK IT TO THE LOCAL DEALER AND THEY REPLACED THE FLUID IN THE ABC SYSTEM FOR $300 +. IT DID NOT HELP. THEY SAY THAT THEY CAN BEGIN REPLACING PARTS IN EACH WHEEL AT $2000 PER WHEEL AND SEE IF IT WORKS, BUT NO GUARANTEE. IT APPEARS THAT THEY DON'T HAVE A CLUE. I HAVE CONTACTED MERCEDES HELP LINE BUT THEY JUST SAID TO TAKE IT TO THE DEALER. I BOUGHT THIS CAR NEW IN 2003 FOR MY WIFE AND EXPECTED IT TO LAST A LONG TIME AND SHE WILL NOT DRIVE IT ANYMORE. HERE I HAVE $100,000 CAR THAT IS LIKE NEW INSIDE AND OUT THAT IS NOT DRIVABLE. MERCEDES SHOULD BE ASHAMED OF THEMSELVES FOR NOT BACKING UP THEIR PRODUCT. I HAVE HAD 9 MERCEDES STARTING WITH A 1962 DIESEL SEDAN BUT I WILL NEVER, EVER BUY ANOTHER AND I SPREAD THE WORD TO EVERYONE I SEE INTERESTED IN BUYING AN EXPENSIVE CAR. *TR

Fuel System, Gasoline
Filed Oct 24, 201341,000 milesUT

THE BAFFLE INSIDE THE GAS TANK HAS COME LOOSE AND IS HITTING THE INSIDE OF THE TANK. THE ONLY TIME IT ISN'T NOISY IS WHEN THE TANK IS FULL. AFTER CONTACTING MERCEDES OF UTAH, THEY ADVISED THEY HAVEN'T HEARD OF THE PROBLEM. I DON'T KNOW IF THERE IS A SAFETY ISSUE WITH THE BAFFLE BEING LOOSE BUT IT IS A GREAT CONCERN TO ME. *TR

Complaints 1-50 of 80, newest first, reproduced as filed.

Across model years

Worst on record: 2003
YearComplaintsRecallsFiresDeathsAssessment
20092000Routine
200613000Routine
200519020Routine
200445031Fatalities reported
2003 — this page80030Routine
20013100Routine
20002100Routine
19992110Routine
19986100Routine
19979210Routine
19966110Routine
199522130Routine
19948120Routine
19936110Routine
19922100Routine

Compare every SL500 year →

Reading this record

No unusual pattern of severe incidents in the complaint record.

Complaint counts track how many cars were sold and how long they have been on the road as much as they track quality. A common model from 2013 has had a decade to accumulate reports; a rare one from last year has not. The signal worth weighing is in the severity columns, in whether the same component keeps appearing, and in whether the manufacturer eventually opened a recall for it.

Most recent recall on file: none. Source: NHTSA Office of Defects Investigation.