FaultScore

FaultScore report

2004 Mercedes Benz SL500 problems

Owners have filed 64 complaints about the 2004 Mercedes Benz SL500 with NHTSA between 2008 and 2026. The largest single group is the suspension. Across this model's run it ranks 1 of 7 worst.

D

FaultScore 76/100

Higher is worse. Measured against the other years of the Mercedes Benz SL500.

How this is worked out

The numbers

64

Complaints

5

Crashes reported

4

Fires reported

4

Injuries reported

2 complaints report a death.

62,015 mi

Median mileage at failure

Half of reported failures happened before this

13%

Failed under 36,000 miles

Inside a typical bumper-to-bumper warranty

What kind of bad

The letter says how bad. This says what kind — whether this year drew an unusual number of complaints, unusually dangerous ones, or failures that arrived unusually early.

Complaint volume 83 vs 50 Severity 100 vs 50 Early failure 23 vs 50
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 83
Against the median year of the Mercedes Benz SL500. 50 means typical for this model; 100 means roughly double.
Severity — 100
23.4% of these complaints involved a crash, fire, injury or death, against a national rate of 9.7%.
Early failure — 23
13% of failures with a mileage on record happened under 36,000 miles, against a national rate of 29%.

How 2004 compares with every other Mercedes Benz SL500

Click any bar to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks on a 2004 Mercedes Benz SL500

Every complaint is filed against a part. Follow any row for the complaints about that part alone.

Suspension 24 37.5%

1 crashes, 1 fires · median 56,000 mi

Brakes 12 18.8%

2 crashes, 0 fires · median 62,015 mi

Fuel & Propulsion 9 14.1%

Median failure at 103,310 miles

Electrical System 4 6.3%

0 crashes, 2 fires · median 61,000 mi

Wheels 3 4.7%

1 crashes, 1 fires · median 19,000 mi

Transmission & Drivetrain 3 4.7%

Median failure at 76,000 miles

Other & Unspecified 2 3.1%

1 crashes, 0 fires · median 60,000 mi

Acceleration & Cruise Control 2 3.1%

Median failure at 81,500 miles

Stability & Traction Control 1 1.6%
Body & Structure 1 1.6%

Median failure at 100,300 miles

Steering 1 1.6%

Median failure at 795,908 miles

Airbags 1 1.6%
Engine & Cooling 1 1.6%

Median failure at 74,000 miles

When it fails

Odometer readings owners gave when they filed. About half of all complaints include one.

1,000 – 9,999 miles 1 1.9%
10,000 – 24,999 miles 5 9.6%
25,000 – 49,999 miles 6 11.5%
50,000 – 74,999 miles 16 30.8%
75,000 – 99,999 miles 10 19.2%
100,000 – 149,999 miles 11 21.2%
150,000+ miles 3 5.8%

When owners complained

A spike years after the car went on sale usually means a part wearing out on schedule across the whole fleet — the kind of pattern no single owner can see from inside their own car.

Jan 2008 peak 4 Aug 2026

NHTSA investigations into the 2004 Mercedes Benz SL500

An investigation is the step before a recall: the agency has seen enough complaints to look into a pattern itself. An open one means it thinks something may be wrong and nothing has been fixed yet.

PE07042 Opened 14 Aug 2007 Closed 20 Nov 2007 SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION:LINES AND FITTINGS

AIR SUSPENSION SYSTEM FAILURE

THE SUBJECT S-CLASS VEHICLES CONTAIN A COMPRESSED AIR SUSPENSION SYSTEM THAT USES AIR STRUTS ON EACH OF THE FOUR WHEELS IN LIEU OF TRADITIONAL SPRINGS AND SHOCK ABSORBERS.THESE AIR STRUTS USE COMPRESSED AIR TO SUPPORT THE WEIGHT OF THE VEHICLE AND CONTROL RIDE HEIGHT.IN THE EVENT OF THE LOSS OF AIR FROM THE SYSTEM, AN ALERT WILL FLASH ON THE INSTRUMENT CLUSTER WARNING THE DRIVER TO EITHER DRIVE CAREFULLY OR TO STOP THE VEHICLE.THE VEHICLE RIDE HEIGHT CAN BE REDUCED BY AS MUCH AS 105 MM BELOW NORMAL RIDE HEIGHT BEFORE THE FULL LOAD OF THE VEHICLE FOR THAT WHEEL COMES TO REST ON A STEEL ROD, WIT...

Complaints that involved harm

Reports where the owner recorded a crash, a fire, an injury or a death.

York, PA Fire

ELECTRICAL SYSTEM

The 2003-2006 R230 series seem to have a problem with the BCM (Battery Control Module) as start an electrical fire in the trunk. Very common issue and a safety hazard - this is what happened with my car. Vehicle has dual battery, starter in front, convenience battery in trunk and fuses that operate at 130 Amps - the BCM capacitors and circuit board age and at some point can no longer handle the high current and catch fire.

NHTSA complaint #11518528 — an unverified report by a vehicle owner.

Naples, FL Fire

ELECTRICAL SYSTEM

NOV 14 EARLY MORNING A FIRE STARTED IN THE TRUCK OF MY CAR. COMPLETELY DESTROYED THE CAR. WAS PARKED IN MY GARAGE. TRUCK WAS EMPTY. HAD JUST USED CAR MORNING OF NOV 13 AND ALL WAS FINE. *****PLEASE SEE IMAGES IMG_1733, IMG_1734 AND IMG_1738 THANK YOU.

NHTSA complaint #11151644 — an unverified report by a vehicle owner.

Norfolk, VA Crash

UNKNOWN OR OTHER

THERE IS A CONSTANT SWINGING NOUSE IN THE WALL BEHIND THE SEATS WHICH IS CONSISTANT TO THE PROBLEMS A LOT OF OWNERS ARE HAVING. I HAVE THE SAME PROBLEM WITH MY MERCEDES AND THE NOISE JUST SEEMS TO BE SOMETHING IS FREE SWINGING INSIDE THE TANK OR AROUND IT WHICH IS VERY IRRITATING FOR SUCH A LUXURY VEHICLE. PLEASE GIVE ME A SOLUTION TO THIS PROBLEM THAT SEEMS TO BE COMMON WHEN THE VEHICLE IS DRIVEN OR STOPPING.

NHTSA complaint #10882850 — an unverified report by a vehicle owner.

at 100,560 miles Beverly Hills, CA, CA Crash 2 injured

SERVICE BRAKES

WAS TRAVELING BEHIND ANOTHER VEHICLE AT APPROXIMATELY 35 MPH AROUND 6PM WHEN TRAFFIC AHEAD BEGUN TO SLOW AND STOP FOR THE TRAFFIC LIGHT SIGNAL A CHANGE, UPON ATTEMPTING TO STOP THE ABS BRAKE SYSTEM FAILED AND ONLY GAVE A WARNING UNTIL AFTER MY VEHICLE REAR ENDED THE CAR IN FRONT OF CAUSING ME BET THROWN VIOLENTLY FORWARD AND BACKWARD WHICH, GAVE RISE TO WHIPLASH INJURY, DAMAGING THE FRONT END OF MY VEHICLE AND THE REAR END OF THE VEHICLE IN FRONT WITH SIMILAR INJURIES THE DRIVER OF THE VEHICLE IN FRONT OF ME.

NHTSA complaint #10654090 — an unverified report by a vehicle owner.

at 100,030 miles Beverly Hillls, CA Crash

SERVICE BRAKES

I WAS TRAVELING IN TRAILING A SAFE DISTANCE BEHIND ANOTHER VEHICLE AT A SPEED OF ABOUT 35 MILES PER HOUR AND AS WE APPROACHED S TRAFFIC SIGNAL, ALL CARS BEGUN TO SLOW FOR THE YELLOW LIGHT IN ORDER TO PREPARE FOR A SAFE STOP. HOW EVER, UPON MY ATTEMPTING TO STOP THE BRAKES SUDDENLY FAILED AND AN A RED WARNING LIGHT CAME ON "STOP" MY VEHICLE FAILED TO STOP AND I COLLIDED INTO THE VEHICLE IN FRONT OF ME CAUSING INJURY TO THE OTHER DRIVER AND MYSELF. THERE WAS NEVER A WAD AILEDHNING LIGHT THAT THE ABS SYSTEM WAS FAILING.

NHTSA complaint #10649567 — an unverified report by a vehicle owner.

at 19,000 miles Rancho Palos Verdes, CA Crash Fire 2 injured 1 killed

WHEELS

ADDENDUM INFO TO ORIGINAL COMPLAINT #10308437 SHOWS THAT MB SERVICE ADVISOR J. STEACH ADVISED M .B. NOT RESPONSIBLE AS DRIVER SHOULD "MISS" POTHOLES. ENGINEERING ANALYSIS SHOWS THAT IT IS NOT POSSIBLE FOR DRIVER TO STEER AROUND POTHOLES. AT 70MPH MB SL500 TRAVELS 103 FT/SEC AND IT IS NOT POSSIBLE TO OBSERVE THE POTHOLE HAZARD AND CATEGORIZE AS SAFETY RISK AT SPEEDS OF 70MPH(103FT/SEC) REACT PHYSIOLOGICALLY AND ACTUATE STEERING SYSTEM -ALL IN LESS THAN ONE SECOND-ONE HALF SECOND EACH FOR HUMAN RESPONSE AND SAME FOR MECHANICAL ACTUATION-INSUFFICIENT TIME TO AVOID POT HOLE HIT. DARK OR LOW LIGHT CONDITIONS RENDER POTHOLE MISS IMPOSSIBLE. IN ANY CASE, THE IMPROPERLY ENGINEERED SOFT LOW STRENGTH ALLOY WHEEL DESIGN LEADS ANY PRUDENT VEHICLE DRIVER INTO A CRASH TRAP. WHEEL,TIRE, SUSPENSION DAMAGE EVIDENT-NEEDS CORRECTED IMMEDIATELY AT EXPENSE OF MERCEDEZ-BENZ.. WIFE WHIPLASH DUE TO SEVERE ABRUPT UNANTICIPATED FORCES IN BRINGING VEHICLE TO SAFE STOP. I HAVE NECK SORENESS AND AGGRAVATION OF PREVIOUS NECK INJURY LIKELY.

NHTSA complaint #10312445 — an unverified report by a vehicle owner.

The most recent complaints

In the owners' own words, exactly as filed with NHTSA.

at 62,800 miles Loudon, TN

SERVICE BRAKES, HYDRAULIC

The contact owns a 2004 Mercedes-Benz SL500. The contact stated that after starting the vehicle, the message "Brakes Reached Historic Threshold" was displayed, which indicated that the brake control unit had malfunctioned. Additionally, while depressing the brake pedal, the brake pedal was spongy, causing the stopping distance to become extended. The vehicle was taken to the local dealer and was diagnosed with brake control unit failure. The contact was informed that the brake control unit needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure, but no assistance was provided. The contact stated that a 25-year warranty for the failure was previously issued by the manufacturer that was associated with the failure, but was not honored. The failure mileage was 62,800.

NHTSA complaint #11754971 — an unverified report by a vehicle owner.

Denver, CO

SERVICE BRAKES

Question 1: The Sensotronic Brake Control (SBC) unit, which is a high-pressure "brake-by-wire" hydraulic system. Component A7/3. The component is currently installed in the vehicle and is available for inspection. Question 2: The vehicle experienced a sudden, catastrophic loss of hydraulic brake pressure while in operation. This failure required extreme physical force on the pedal and significant increase in stopping distance. The vehicle is currently in my garage with chocked wheels until I figure out what's next. A couple days ago, I had the car at a dealer and requested a review of this system and they released the car back to me stating the system status was, "OK" despite me stating to the dealer that the safety-monitoring counter was found to be at 0 on a 63,000-mile car. In all of my research, I believe this "silenced" the vehicle's ability to provide a timely service warning (Code C249F) before total hydraulic failure occurred. Question 3: Mercedes-Benz of Denver performed a diagnostic on January 21, 2026. While the dealer initially claimed the system was "OK," the total failure occurred within 72 hours of their inspection. The reason it was at Benz of Denver is because my independent mechanic confirmed the 0 actuation count which was suspicious to me. I wanted to understand the mechanical integrity of the newly purchased vehicle. Question 4: Yes, inspected by an authorized Mercedes-Benz dealership technician on January 21, 2026. Question 5: To my knowledge there were no mechanical symptoms prior to the red screen however, I cannot confirm or deny that as I had driven less than 1000 miles since I purchased the vehicle. I have no concept of how the braking "should have" felt. The only "symptom" was the technical data anomaly (the 0 actuation count) flagged by an independent shop, which I can attest the dealer refused to investigate fully. On January 24th, 2026, the RED dashboard warning appeared: "Reduced Brake Effect - Start Engine!".

NHTSA complaint #11713126 — an unverified report by a vehicle owner.

York, PA Fire

ELECTRICAL SYSTEM

The 2003-2006 R230 series seem to have a problem with the BCM (Battery Control Module) as start an electrical fire in the trunk. Very common issue and a safety hazard - this is what happened with my car. Vehicle has dual battery, starter in front, convenience battery in trunk and fuses that operate at 130 Amps - the BCM capacitors and circuit board age and at some point can no longer handle the high current and catch fire.

NHTSA complaint #11518528 — an unverified report by a vehicle owner.

Seneca, SC

FUEL/PROPULSION SYSTEM

On many 2003 and 2004 models. Broken fuel tank baffle inside fuel tank. This is well documented and could possibly cause explosion.

NHTSA complaint #11463728 — an unverified report by a vehicle owner.

at 118,000 miles Morrisville, PA

FUEL/PROPULSION SYSTEM

ON JULY 22, 2020 THE VEHICLE (2004 MERCEDES-BENZ SL500 (R230)BEGAN MAKING A LOUD BANGING NOISE IN THE REAR WHEN STOPPING AND TURNING. I DELIVERED THE VEHICLE TO A LOCAL SHOP WHERE THE VEHICLE WAS DIAGNOSED AS HAVING A BROKEN BAFFLE IN THE FUEL TANK. THE ONLY SOLUTION IS TO REPLACE THE ENTIRE FUEL TANK. MANY OTHER OWNERS OF THIS MODEL HAVE EXPERIENCED THE SAME ISSUE AND IS CLEARLY A MANUFACTURER DEFECT; THIS CANNOT BE CAUSED BY EXCESS WEAR ON THE VEHICLE. BECAUSE THERE IS NOW A LARGE SECTION OF THE FUEL TANK FREELY SWINGING INSIDE, THERE IS A CHANCE THAT THIS COULD CAUSE A SPARK AND SUBSEQUENT EXPLOSION. I CANNOT SAFELY DRIVE THIS VEHICLE UNTIL THE FUEL TANK IS REPLACED AT A VERY LARGE COST. THIS MODEL SHOULD HAVE BEEN RECALLED WHEN THIS ISSUE WAS FIRST COMING TO LIGHT OVER 15 YEARS AGO.

NHTSA complaint #11342296 — an unverified report by a vehicle owner.

at 92,000 miles Katy, TX

SUSPENSION

TL* THE CONTACT OWNS A 2004 MERCEDES-BENZ SL500. THE CONTACT STATED ON VARIOUS OCCASIONS WHILE HIS VEHICLE WAS STATIONERY AND IN PARK, EITHER THE RIGHT SIDE OR THE LEFT SIDE OF THE VEHICLE WOULD RAISE UP THEN DESCEND TO GROUND OVER A THIRTY SECOND PERIOD INDEPENDENTLY WITHOUT WARNING. THE CONTACT ALSO STATED THAT THE HYDRAULIC FLUID LEAKED OUT OF THE ENGINE. THE VEHICLE HAD YET TO BE TAKEN TO A DEALER TO BE DIAGNOSED OR SERVICED FOR THE FAILURE. UPON INVESTIGATION, THE CONTACT LINKED HIS FAILURE TO NHTSA CAMPAIGN NUMBER :08V405000 (SUSPENSION) HOWEVER, THE VIN WAS NOT INCLUDED IN THE RECALL. THE MANUFACTURER HAD YET TO BE NOTIFIED OF THE FAILURE. THE VEHICLE HAD YET TO BE REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 92,000.

NHTSA complaint #11331597 — an unverified report by a vehicle owner.

at 88,620 miles Palm Springs, CA

FUEL/PROPULSION SYSTEM

I EXPERIENCE A STRONG ODOR OF FUEL WHEN ENTERING MY VEHICLE AND WHEN DRIVING THE VEHICLE, ALSO WHEN DRIVING THE VEHICLE I HEART A LOUD THUMPING SOUND COMING FROM THE TRUNK AREA. SOUNDS TO ME AS THOUGH SOMETHING IS FLOATING INSIDE GAS TANK. THIS ODOR HAS SICKENED ME AND HAS SEVERELY UPSET MY STOMACH TO THE POINT THAT I'M UNABLE TO DRIVE MY VEHICLE EXCEPT FOR A SHORT DISTANCE. THE THUMPING SOUND IS CREATED WHEN VEHICLE IS MOVING OR COMING TO A STOP BUT HAPPENS CONTINUOUSLY WHILE DRIVING.

NHTSA complaint #11326987 — an unverified report by a vehicle owner.

at 60,000 miles Norfolk, VA

UNKNOWN OR OTHER

THE VEHICLE HAS A BRACKET ON TOP OF THE GAS TANK THAT COMES DISENGADED AND CAUSES THIS DISTINCTIVE NOISE WHICH SOUNDS LIKE SOMETHING SWINGING AND TAPPING AGAINST THE GAS TANK AND I HAS TO HAPPEN A LOT DUE TO EVERY SERVICE I HAVE BEEN ASKED ABOUT THE PROBLEM. IT ALSO HAS TO BE SOMETHING WITH MULTIPLE VEHICLES DUE TO ONLINE MERCEDES OWNERS ARE HAVING THE SAME PROBLEM. THE SOUND IS REALLY DISTURBING AND I WOULD LIKE AN ANSWER AS TO WHAT TO DO. THANKS [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).'

NHTSA complaint #11208386 — an unverified report by a vehicle owner.

at 60,000 miles Norfolk, VA

SUSPENSION

THE VEHICLE HAS A BRACKET ON TOP OF THE GAS TANK THAT COMES DISENGADED AND CAUSES THIS DISTINCTIVE NOISE WHICH SOUNDS LIKE SOMETHING SWINGING AND TAPPING AGAINST THE GAS TANK AND I HAS TO HAPPEN A LOT DUE TO EVERY SERVICE I HAVE BEEN ASKED ABOUT THE PROBLEM. IT ALSO HAS TO BE SOMETHING WITH MULTIPLE VEHICLES DUE TO ONLINE MERCEDES OWNERS ARE HAVING THE SAME PROBLEM. THE SOUND IS REALLY DISTURBING AND I WOULD LIKE AN ANSWER AS TO WHAT TO DO. THANKS [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).'

NHTSA complaint #11208386 — an unverified report by a vehicle owner.

at 60,000 miles Norfolk, VA

SERVICE BRAKES

THE VEHICLE HAS A BRACKET ON TOP OF THE GAS TANK THAT COMES DISENGADED AND CAUSES THIS DISTINCTIVE NOISE WHICH SOUNDS LIKE SOMETHING SWINGING AND TAPPING AGAINST THE GAS TANK AND I HAS TO HAPPEN A LOT DUE TO EVERY SERVICE I HAVE BEEN ASKED ABOUT THE PROBLEM. IT ALSO HAS TO BE SOMETHING WITH MULTIPLE VEHICLES DUE TO ONLINE MERCEDES OWNERS ARE HAVING THE SAME PROBLEM. THE SOUND IS REALLY DISTURBING AND I WOULD LIKE AN ANSWER AS TO WHAT TO DO. THANKS [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).'

NHTSA complaint #11208386 — an unverified report by a vehicle owner.

at 61,000 miles Plano, TX

SUSPENSION

I SUBMITTED VIA FAX EARLIER THIS WEEK A FORMAL LETTER TO MR. EXLER THE PRESIDENT & CEO OF MBUSA AND, CC'D MR. KING OF THE NHTSA THAT INCLUDED INFORMATION ABOUT KNOWN CRITICAL SAFETY ISSUED THESE VEHICLES HAD PRIOR TO MBUSA IMPORTING THEM TO THE UNITED STATES. MBUSA FAILED TO DISCLOSE THESE KNOWN ISSUES AND, CHOSE TO IMPORTATION THESE VEHICLES VIOLATING VEHICLE IMPORTATION RULES. YESTERDAY-JANUARY 31, 2019 I RECEIVED A CALL FROM A REPRESENTATIVE OF MBUSA STATING HE WAS CALLING ON BEHALF OF MR. EXLERS OFFICE CONCERNING MY LETTER. I WILL NOT BE INTIMIDATED BY MBUSA WHILE SEEKING THE TRUTH ON WHY MBUSA ALLOWED THESE VEHICLES TO ENTER THE USA KNOWING THESE CRITICAL SAFETY ISSUES EXISTED WHILE MISLEADING CONSUMERS AND, THE NHTSA. ON JANUARY 21, 2019 MY VEHICLE HAD WHAT IS DESCRIBED BY MBUSA AS A CATASTROPHIC FAILURE WHEN THE ENTIRE BRAKE SYSTEM FAILED. THIS FAILURE COULD HAVE KILLED ME - AND, OTHER MOTORIST. MBUSA HAS REPLACED THE SBC UNIT AT LEAST 6 TIMES AND, STILL THE ISSUE AND, OTHER PERSIST. THE VEHICLE HAS BEEN DRIVEN ON AVERAGE 4,000 MILES ANNUALLY. HOW MANY FAILURES MUST HAPPEN BEFORE MBUSA IS FULLY INVESTIGATED? THEY REFUSED TO PROVIDE ME ANY INFORMATION ON THE VEHICLES EXCEPT THE 4 YEAR WARRANTY PERIOD. ONCE I COMPLETE MY RESEARCH ON THESE VEHICLES I WILL SUBMIT MY FINDINGS TO THE NHTSA & MS. KING

NHTSA complaint #11173505 — an unverified report by a vehicle owner.

at 61,000 miles Plano, TX

ELECTRICAL SYSTEM

I SUBMITTED VIA FAX EARLIER THIS WEEK A FORMAL LETTER TO MR. EXLER THE PRESIDENT & CEO OF MBUSA AND, CC'D MR. KING OF THE NHTSA THAT INCLUDED INFORMATION ABOUT KNOWN CRITICAL SAFETY ISSUED THESE VEHICLES HAD PRIOR TO MBUSA IMPORTING THEM TO THE UNITED STATES. MBUSA FAILED TO DISCLOSE THESE KNOWN ISSUES AND, CHOSE TO IMPORTATION THESE VEHICLES VIOLATING VEHICLE IMPORTATION RULES. YESTERDAY-JANUARY 31, 2019 I RECEIVED A CALL FROM A REPRESENTATIVE OF MBUSA STATING HE WAS CALLING ON BEHALF OF MR. EXLERS OFFICE CONCERNING MY LETTER. I WILL NOT BE INTIMIDATED BY MBUSA WHILE SEEKING THE TRUTH ON WHY MBUSA ALLOWED THESE VEHICLES TO ENTER THE USA KNOWING THESE CRITICAL SAFETY ISSUES EXISTED WHILE MISLEADING CONSUMERS AND, THE NHTSA. ON JANUARY 21, 2019 MY VEHICLE HAD WHAT IS DESCRIBED BY MBUSA AS A CATASTROPHIC FAILURE WHEN THE ENTIRE BRAKE SYSTEM FAILED. THIS FAILURE COULD HAVE KILLED ME - AND, OTHER MOTORIST. MBUSA HAS REPLACED THE SBC UNIT AT LEAST 6 TIMES AND, STILL THE ISSUE AND, OTHER PERSIST. THE VEHICLE HAS BEEN DRIVEN ON AVERAGE 4,000 MILES ANNUALLY. HOW MANY FAILURES MUST HAPPEN BEFORE MBUSA IS FULLY INVESTIGATED? THEY REFUSED TO PROVIDE ME ANY INFORMATION ON THE VEHICLES EXCEPT THE 4 YEAR WARRANTY PERIOD. ONCE I COMPLETE MY RESEARCH ON THESE VEHICLES I WILL SUBMIT MY FINDINGS TO THE NHTSA & MS. KING

NHTSA complaint #11173505 — an unverified report by a vehicle owner.

at 61,000 miles Plano, TX

SERVICE BRAKES, HYDRAULIC

I SUBMITTED VIA FAX EARLIER THIS WEEK A FORMAL LETTER TO MR. EXLER THE PRESIDENT & CEO OF MBUSA AND, CC'D MR. KING OF THE NHTSA THAT INCLUDED INFORMATION ABOUT KNOWN CRITICAL SAFETY ISSUED THESE VEHICLES HAD PRIOR TO MBUSA IMPORTING THEM TO THE UNITED STATES. MBUSA FAILED TO DISCLOSE THESE KNOWN ISSUES AND, CHOSE TO IMPORTATION THESE VEHICLES VIOLATING VEHICLE IMPORTATION RULES. YESTERDAY-JANUARY 31, 2019 I RECEIVED A CALL FROM A REPRESENTATIVE OF MBUSA STATING HE WAS CALLING ON BEHALF OF MR. EXLERS OFFICE CONCERNING MY LETTER. I WILL NOT BE INTIMIDATED BY MBUSA WHILE SEEKING THE TRUTH ON WHY MBUSA ALLOWED THESE VEHICLES TO ENTER THE USA KNOWING THESE CRITICAL SAFETY ISSUES EXISTED WHILE MISLEADING CONSUMERS AND, THE NHTSA. ON JANUARY 21, 2019 MY VEHICLE HAD WHAT IS DESCRIBED BY MBUSA AS A CATASTROPHIC FAILURE WHEN THE ENTIRE BRAKE SYSTEM FAILED. THIS FAILURE COULD HAVE KILLED ME - AND, OTHER MOTORIST. MBUSA HAS REPLACED THE SBC UNIT AT LEAST 6 TIMES AND, STILL THE ISSUE AND, OTHER PERSIST. THE VEHICLE HAS BEEN DRIVEN ON AVERAGE 4,000 MILES ANNUALLY. HOW MANY FAILURES MUST HAPPEN BEFORE MBUSA IS FULLY INVESTIGATED? THEY REFUSED TO PROVIDE ME ANY INFORMATION ON THE VEHICLES EXCEPT THE 4 YEAR WARRANTY PERIOD. ONCE I COMPLETE MY RESEARCH ON THESE VEHICLES I WILL SUBMIT MY FINDINGS TO THE NHTSA & MS. KING

NHTSA complaint #11173505 — an unverified report by a vehicle owner.

at 61,000 miles Plano, TX

SERVICE BRAKES

I SUBMITTED VIA FAX EARLIER THIS WEEK A FORMAL LETTER TO MR. EXLER THE PRESIDENT & CEO OF MBUSA AND, CC'D MR. KING OF THE NHTSA THAT INCLUDED INFORMATION ABOUT KNOWN CRITICAL SAFETY ISSUED THESE VEHICLES HAD PRIOR TO MBUSA IMPORTING THEM TO THE UNITED STATES. MBUSA FAILED TO DISCLOSE THESE KNOWN ISSUES AND, CHOSE TO IMPORTATION THESE VEHICLES VIOLATING VEHICLE IMPORTATION RULES. YESTERDAY-JANUARY 31, 2019 I RECEIVED A CALL FROM A REPRESENTATIVE OF MBUSA STATING HE WAS CALLING ON BEHALF OF MR. EXLERS OFFICE CONCERNING MY LETTER. I WILL NOT BE INTIMIDATED BY MBUSA WHILE SEEKING THE TRUTH ON WHY MBUSA ALLOWED THESE VEHICLES TO ENTER THE USA KNOWING THESE CRITICAL SAFETY ISSUES EXISTED WHILE MISLEADING CONSUMERS AND, THE NHTSA. ON JANUARY 21, 2019 MY VEHICLE HAD WHAT IS DESCRIBED BY MBUSA AS A CATASTROPHIC FAILURE WHEN THE ENTIRE BRAKE SYSTEM FAILED. THIS FAILURE COULD HAVE KILLED ME - AND, OTHER MOTORIST. MBUSA HAS REPLACED THE SBC UNIT AT LEAST 6 TIMES AND, STILL THE ISSUE AND, OTHER PERSIST. THE VEHICLE HAS BEEN DRIVEN ON AVERAGE 4,000 MILES ANNUALLY. HOW MANY FAILURES MUST HAPPEN BEFORE MBUSA IS FULLY INVESTIGATED? THEY REFUSED TO PROVIDE ME ANY INFORMATION ON THE VEHICLES EXCEPT THE 4 YEAR WARRANTY PERIOD. ONCE I COMPLETE MY RESEARCH ON THESE VEHICLES I WILL SUBMIT MY FINDINGS TO THE NHTSA & MS. KING

NHTSA complaint #11173505 — an unverified report by a vehicle owner.

at 144,000 miles Chesapeake, VA

FUEL/PROPULSION SYSTEM

TL* THE CONTACT OWNS A 2004 MERCEDES-BENZ SL500. WHEN THE VEHICLE WAS STARTED, THE CONTACT HEARD AN ABNORMAL KNOCKING SOUND UNDERNEATH THE VEHICLE NEAR THE FUEL TANK. ADDITIONALLY, THERE WAS A CONSTANT FUEL ODOR INSIDE THE VEHICLE. THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF VIRGINIA BEACH (LOCATED AT 4949 VIRGINIA BEACH BLVD, VIRGINIA BEACH, VA 23462, (757) 499-3771) WHERE IT WAS DIAGNOSED THAT ONE OF THE BAFFLES IN THE FUEL TANK FRACTURED, SEPARATED, AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 144,000. THE VIN WAS NOT AVAILABLE.

NHTSA complaint #11156602 — an unverified report by a vehicle owner.

Naples, FL Fire

ELECTRICAL SYSTEM

NOV 14 EARLY MORNING A FIRE STARTED IN THE TRUCK OF MY CAR. COMPLETELY DESTROYED THE CAR. WAS PARKED IN MY GARAGE. TRUCK WAS EMPTY. HAD JUST USED CAR MORNING OF NOV 13 AND ALL WAS FINE. *****PLEASE SEE IMAGES IMG_1733, IMG_1734 AND IMG_1738 THANK YOU.

NHTSA complaint #11151644 — an unverified report by a vehicle owner.

Plano, TX

SUSPENSION

DUE TO DETERIORATION OF THE WIRING HARNESS CONNECTION OR FAILURE OF THE HYDRAULIC PUMP, THE SENSOTRONIC BRAKE CONTROL (SBC) SYSTEM MAY DEFAULT TO THE HYDRAULIC BACK-UP MODE. IN THE BACK-UP MODE, THE DRIVER HAS BRAKING POWER SUFFICIENT TO STOP THE VEHICLE, BUT GREATER BRAKE PEDAL PRESSURE IS REQUIRED AND BRAKE PEDAL TRAVEL WILL BE NOTICEABLY LONGER. DEALERS WILL INSTALL A BRACKET AND REPLACEMENT GROUND WIRE TO THE SBC PUMP UNIT ON ALL AFFECTED VEHICLES. ADDITIONALLY, DEALERS WILL INSPECT AND REPLACE THE SSC PUMP UNIT IN CERTAIN SL MODELS. THE MERCEDES-BENZ RECALL NUMBERS ARE 2005070007 AND 2005110001. RESEARCH SHOWS ONLY 59% OF THE 100% REQUIRED RECALL WAS DONE PROPERLY BY AN AUTHORIZED DEALER. THIS ISSUE WAS NOT DISCLOSED WHEN I PURCHASED THIS CAR AND, THE REQUIRED WORK WAS NOT DONE AND, MERCEDES SAID THE 60 DAYS FROM RECALL HAD PASSED - YET THE REPORTS SENT TO NHTSA BY MERCEDES BENZ APPEARS TO BE FALSE DATA - THIS SHOULD BE INVESTIGATED.

NHTSA complaint #11142891 — an unverified report by a vehicle owner.

Plano, TX

SERVICE BRAKES

DUE TO DETERIORATION OF THE WIRING HARNESS CONNECTION OR FAILURE OF THE HYDRAULIC PUMP, THE SENSOTRONIC BRAKE CONTROL (SBC) SYSTEM MAY DEFAULT TO THE HYDRAULIC BACK-UP MODE. IN THE BACK-UP MODE, THE DRIVER HAS BRAKING POWER SUFFICIENT TO STOP THE VEHICLE, BUT GREATER BRAKE PEDAL PRESSURE IS REQUIRED AND BRAKE PEDAL TRAVEL WILL BE NOTICEABLY LONGER. DEALERS WILL INSTALL A BRACKET AND REPLACEMENT GROUND WIRE TO THE SBC PUMP UNIT ON ALL AFFECTED VEHICLES. ADDITIONALLY, DEALERS WILL INSPECT AND REPLACE THE SSC PUMP UNIT IN CERTAIN SL MODELS. THE MERCEDES-BENZ RECALL NUMBERS ARE 2005070007 AND 2005110001. RESEARCH SHOWS ONLY 59% OF THE 100% REQUIRED RECALL WAS DONE PROPERLY BY AN AUTHORIZED DEALER. THIS ISSUE WAS NOT DISCLOSED WHEN I PURCHASED THIS CAR AND, THE REQUIRED WORK WAS NOT DONE AND, MERCEDES SAID THE 60 DAYS FROM RECALL HAD PASSED - YET THE REPORTS SENT TO NHTSA BY MERCEDES BENZ APPEARS TO BE FALSE DATA - THIS SHOULD BE INVESTIGATED.

NHTSA complaint #11142891 — an unverified report by a vehicle owner.

Plano, TX

ELECTRONIC STABILITY CONTROL (ESC)

DUE TO DETERIORATION OF THE WIRING HARNESS CONNECTION OR FAILURE OF THE HYDRAULIC PUMP, THE SENSOTRONIC BRAKE CONTROL (SBC) SYSTEM MAY DEFAULT TO THE HYDRAULIC BACK-UP MODE. IN THE BACK-UP MODE, THE DRIVER HAS BRAKING POWER SUFFICIENT TO STOP THE VEHICLE, BUT GREATER BRAKE PEDAL PRESSURE IS REQUIRED AND BRAKE PEDAL TRAVEL WILL BE NOTICEABLY LONGER. DEALERS WILL INSTALL A BRACKET AND REPLACEMENT GROUND WIRE TO THE SBC PUMP UNIT ON ALL AFFECTED VEHICLES. ADDITIONALLY, DEALERS WILL INSPECT AND REPLACE THE SSC PUMP UNIT IN CERTAIN SL MODELS. THE MERCEDES-BENZ RECALL NUMBERS ARE 2005070007 AND 2005110001. RESEARCH SHOWS ONLY 59% OF THE 100% REQUIRED RECALL WAS DONE PROPERLY BY AN AUTHORIZED DEALER. THIS ISSUE WAS NOT DISCLOSED WHEN I PURCHASED THIS CAR AND, THE REQUIRED WORK WAS NOT DONE AND, MERCEDES SAID THE 60 DAYS FROM RECALL HAD PASSED - YET THE REPORTS SENT TO NHTSA BY MERCEDES BENZ APPEARS TO BE FALSE DATA - THIS SHOULD BE INVESTIGATED.

NHTSA complaint #11142891 — an unverified report by a vehicle owner.

at 131,000 miles Chesapeake, VA

SERVICE BRAKES

I PURCHASED THIS VEHICLE IN 2014. MY BRAKES COMPLETELY WENT OUT WHILE DRIVING JANUARY 1 2018. I WAS ATTEMPTING TO STOP AT AN INTERSECTION WHEN THE THE VEHICLE WOULD NOT STOP WITH ONCOMING TRAFFIC ON BOTH SIDES COMING TOWARDS ME. I IMMEDIATELY PRESSED THE ACCELERATOR AND SPED THROUGH THE INTERSECTION TO AVOID AN ACCIDENT....ABSOLUTELY TERRIFYING AND WITHOUT ANY WARNING WHATSOEVER. BECAUSE THE DEALERSHIP WAS CLOSED I WAS UNABLE TO SEEK SERVICE THAT DAY. I CALLED MERCEDES OF RICHMOND VA BEING THAT WAS THE CLOSEST DEALERSHIP WHERE I WAS VISITING AT AT THE TIME. UNFORTUNATELY I COULD NOT GET AN APPOINTMENT UNTIL JANUARY 3RD. I HAD IT TOWED THAT MORNING AND THEY CAME BACK HOURS LATER NOTIFYING ME IT WAS IN FACE THE SBC SYSTEM WHICH NEEDED TO BE REPLACED AT THE COST OF $2006. I WAS OUTRAGED LEARNING THAT MBUSA KNEW OF THIS ISSUE NHTSA CAMPAIGN NUMBER 04V296000 IN JUNE 2004 BUT CLOSED IT OUT IN DECEMBER 2013. I DID NOT PURCHASE THE VEHICLE UNTIL 2014. I ASKED IF THERE WAS ANYTHING THEY COULD DO TO ASSIST ME AS ONE OF THE ASSOCIATES INFORMED ME ABOUT "GOOD WILL" SERVICE WHERE THEY MIGHT CONSIDER MY SITUATION AND HELP. I WAS AGAIN EXTREMELY DISAPPOINTED TO LEARN THEY WOULD ONLY ASSIST WITH $300 AS WE HAVE 2 MERCEDES AND HAVE INCURRED THOUSANDS OF DOLLARS IN KNOWN REPAIR ISSUES OF THE FEW YEARS. I AM ASKING THAT MBUSA ACCEPT THE COST OF THIS REPAIR AS IT WAS A KNOWN ISSUE THAT THEY WERE REPLACING AT NO COST TO OWNER. I HAVE 131,000 MILES ON THE CAR WHICH IS UNDER MILEAGE FOR THAT YEAR. THEY TOLD ME TO ASK MERCEDES IF THEY WOULD CONSIDER ASSISTING IN ANY WAY BUT THEY SAID THERE WAS NOTHING THEY COULD DO.

NHTSA complaint #11058517 — an unverified report by a vehicle owner.

at 81,000 miles Edmond, OK

SUSPENSION

TL* THE CONTACT OWNS A 2004 MERCEDES-BENZ SL500. THE CONTACT STATED THAT THE SUSPENSION FAILED AND CAUSED THE WHEELS TO DROP AGAINST THE INSIDE OF THE FENDERS. THE VEHICLE WAS INOPERABLE UNLESS LIFTED UP WITH SOME SORT OF LIFTING EQUIPMENT. THE CONTACT INFORMED MERCEDES-BENZ OF OKLAHOMA CITY WHO STATED THAT THE FAILURE WAS A DESIGN ISSUE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND REFERRED THE CONTACT TO THE DEALER. THE APPROXIMATE FAILURE MILEAGE WAS 81,000.

NHTSA complaint #10994966 — an unverified report by a vehicle owner.

Inglewood, CA

SUSPENSION

"TAKATA RECALL" 1. THE TOTAL BODY OF MY 2004 SL MERCEDES BENZ SUDDENLY COLLAPSED WITHOUT WARNING TO WITHIN 3 INCHES FROM HI-WAY WHILE TRAVELING ON THE FREEWAY APPROXIMATELY 50 MILES AN HOUR CAUSING ME TO LOOSE CONTROL DUE TO THE WHEELS TO DRAG AGAINST THE UNDERCARRIAGE AND DAMAGE TO FRONT BUMPER PREVENTING ME ME TO STEER FREELY WHILE FLUID FROM THE RUPTURED ABC VALVE LINE APPARENT SPRAYED ON TO THE ENGINE. THE RED ABC LIGHT CAME ON SAYING STOP TO LOW TO DRIVE FOLLOWED BY RED SRS LIGHT (SAFETY RESTRAINT SYSTEM/ AIR BAGS) THE INTERNET REVILES A MULTITUDE OF OWNERS OF THIS CLASS AND YEAR MERCEDES BENZ HAVING THE SAME PROBLEM DUE TO A RUPTURED HYDRAULIC LINE

NHTSA complaint #10984560 — an unverified report by a vehicle owner.

Inglewoo, CA

AIR BAGS

"TAKATA RECALL" 1. THE TOTAL BODY OF MY 2004 SL MERCEDES BENZ SUDDENLY COLLAPSED WITHOUT WARNING TO WITHIN 3 INCHES FROM HI-WAY WHILE TRAVELING APPROXIMATELY 50 MILES AN HOUR CAUSING THE WHEELS TO DRAG AGAINST THE UNDERCARRIAGE AND DAMAGE TO FRONT BUMPER PREVENTING ME ME TO STEER FREELY WHILE FLUID FROM THE RUPTURED ABC VALVE LINE APPARENT SPRAYED ON TO THE ENGINE. THE RED ABC LIGHT CAME ON SAYING STOP TO LOW TO DRIVE FOLLOWED BY RED SRS LIGHT (SAFETY RESTAINT SYATEM/ AIR BAGS)

NHTSA complaint #10971540 — an unverified report by a vehicle owner.

Inglewoo, CA

SUSPENSION

"TAKATA RECALL" 1. THE TOTAL BODY OF MY 2004 SL MERCEDES BENZ SUDDENLY COLLAPSED WITHOUT WARNING TO WITHIN 3 INCHES FROM HI-WAY WHILE TRAVELING APPROXIMATELY 50 MILES AN HOUR CAUSING THE WHEELS TO DRAG AGAINST THE UNDERCARRIAGE AND DAMAGE TO FRONT BUMPER PREVENTING ME ME TO STEER FREELY WHILE FLUID FROM THE RUPTURED ABC VALVE LINE APPARENT SPRAYED ON TO THE ENGINE. THE RED ABC LIGHT CAME ON SAYING STOP TO LOW TO DRIVE FOLLOWED BY RED SRS LIGHT (SAFETY RESTAINT SYATEM/ AIR BAGS)

NHTSA complaint #10971540 — an unverified report by a vehicle owner.

Inglewoo, CA

ELECTRICAL SYSTEM

"TAKATA RECALL" 1. THE TOTAL BODY OF MY 2004 SL MERCEDES BENZ SUDDENLY COLLAPSED WITHOUT WARNING TO WITHIN 3 INCHES FROM HI-WAY WHILE TRAVELING APPROXIMATELY 50 MILES AN HOUR CAUSING THE WHEELS TO DRAG AGAINST THE UNDERCARRIAGE AND DAMAGE TO FRONT BUMPER PREVENTING ME ME TO STEER FREELY WHILE FLUID FROM THE RUPTURED ABC VALVE LINE APPARENT SPRAYED ON TO THE ENGINE. THE RED ABC LIGHT CAME ON SAYING STOP TO LOW TO DRIVE FOLLOWED BY RED SRS LIGHT (SAFETY RESTAINT SYATEM/ AIR BAGS)

NHTSA complaint #10971540 — an unverified report by a vehicle owner.