MERCEDES-BENZ SL500 · model year

2005 MERCEDES-BENZ SL500

22 NHTSA complaints, 1 crash report for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 2005MERCEDES-BENZSL500 carries 22 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 1 crash, 2 fires, 1 injury, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2005 SL500 is service brakes with 6 filings, followed by electrical system (3) and power train (3). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 15 investigation files overlapping the 2005 SL500. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

22
Complaints
1
Crashes
2
Fires
1
Injuries
0
Deaths

Total Complaints

22 filings

Crashes Reported

1 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
SERVICE BRAKES6
ELECTRICAL SYSTEM3
POWER TRAIN3
SERVICE BRAKES, HYDRAULIC2
SUSPENSION2
LATCHES/LOCKS/LINKAGES:DOORS:LATCH1
AIR BAGS1
VISIBILITY:WINDSHIELD WIPER/WASHER1
FUEL/PROPULSION SYSTEM1
ENGINE1
ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK1

Recent Complaints

20230220POWER TRAIN

This issue almost cause an accident on the freeway, Transmission went from drive to neutral and then reverse. This is cause by the range sensor. Conductor plate for transmission is very common for this type of vehicles. Please investigate. This can cause a fatal injury or death.

20220114SERVICE BRAKES

The contact owns a 2005 Mercedes-Benz SL500. The contact stated that while driving from a complete stop, the brake warning light and other unknown warning lights illuminated. The contact stated that he lost control of the vehicle but did not provide further information. The contact stated that while driving at 15 MPH, the brake pedal was depressed but failed to respond. The warning message "Reduced Braking Power, Depress Brake Pedal Fully" and another message advising the contact to take the vehicle to the nearest service station illuminated. The contact continued to depress the brake pedal all the way to the floorboard, but the brake pedal would not respond. The contact stated that the vehicle stopped independently at some point. The vehicle was towed to the dealer who test drove the vehicle and diagnosed that no issues were found as no warning lights were illuminated. The dealer also informed the contact that they could not repair the vehicle under an unknown extended warranty for t

Mileage: 22,000

20200325FireELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK

TL* THE CONTACT OWNS 2005 MERCEDES BENZ SL500. THE CONTACT STATED THAT THE WHOLE RIGHT SIDE OF THE VEHICLE TRUNK CAUGHT ON FIRE WHILE THE VEHICLE WAS PARKED. THE CONTACT STATED THAT THE FIRE STARTED IN THE UPPER RIGHT FRONT AREA OF THE TRUNK WHERE THEY WERE WIRES AND SAW SPARKS. THE CONTACT STATED THAT THE FIRE WENT OUT ON ITS OWN BECAUSE THERE WAS NO OXYGEN. THE VEHICLE WAS NOT TAKEN TO A DEALER OR AN INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND INFORMED THE CONTACT THAT THEY WILL TOW THE VEHICLE TO MERCEDES-BENZ OF OAKLAND (2915 BROADWAY, OAKLAND, CA 94611). THE APPROXIMATE FAILURE MILEAGE WAS 90,000.

Mileage: 90,000

20191010POWER TRAIN

TL* THE CONTACT OWNS A 2005 MERCEDES-BENZ SL500. WHILE DRIVING 75 MPH, THE VEHICLE WENT INTO LIMP MODE AND THE SPEED DECREASED TO 35 MPH. IN ADDITION, THE ABS AND ESP WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF PALM BEACH (4000 OKEECHOBEE BLVD, WEST PALM BEACH, FL 33409, (561) 609-0902), BUT WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO STATED THAT THE FAULT CONDUCTOR PLATE NEEDED TO BE REPLACED. THE CONTACT WAS REFERRED TO THE LOCAL DEALER. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 33,000. THE VIN WAS INVALID.

Mileage: 33,000

20190730SERVICE BRAKES

TL* THE CONTACT OWNS A 2005 MERCEDES-BENZ SL500R. WHILE DRIVING 50 MPH, THE BRAKE PEDAL WAS DEPRESSED TO THE FLOORBOARD, BUT FAILED TO STOP THE VEHICLE. THE CONTACT HAD TO APPLY THE EMERGENCY BRAKE TO STOP THE VEHICLE. THE CONTACT STATED THAT SEVERAL UNKNOWN WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TOWED TO MERCEDES-BENZ OF ORLAND PARK (LOCATED AT 8430 W 159TH ST, ORLAND PARK, IL 60462, (708) 460-0400) WHERE IT WAS DIAGNOSED WITH A LOW BATTERY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 48,000.

Mileage: 48,000

20180403FireENGINE

TL* THE CONTACT OWNED A 2005 MERCEDES-BENZ SL500. AFTER PARKING THE VEHICLE, THE CONTACT HEARD A NOISE COMING FROM THE ENGINE COMPARTMENT AND FLAMES APPEARED. THE FIRE DEPARTMENT EXTINGUISHED THE FIRE. A POLICE REPORT WAS NOT FILED. THERE WERE NO INJURIES. THE VEHICLE WAS DESTROYED AND TOWED TO A TOWING YARD. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 86,400.

Mileage: 86,400

20180309SERVICE BRAKES

2005 MERCEDES SL500. CONSUMER WRITES IN REGARDS TO VEHICLE BRAKE SYSTEM FAILURE WHILE DRIVING. *SMD THE CONSUMER STATED WITHOUT WARNING THE SBC PUMP WARNING LIGHT APPEARED AND THE BRAKES FAILED. THE SBC PUMP NEEDED TO REPLACED. THE VEHICLE WAS REPAIRED. *JS

20170428POWER TRAIN

WHILE DRIVING IN TRAFFIC AT APPROXIMATELY 40 MPH THE TRANSMISSION DISENGAGED (SLIPPED) SO MUCH SO THAT THE RPM'S SHOT UP AND THE CAR NO LONGER HAD POWER TO THE DRIVE WHEELS. I NEEDED TO MOVE OVER 2 LANES THROUGH TRAFFIC TO PULL OVER TO THE CURB AND GET OUT OF TRAFFIC. ONCE I STOPPED THE CAR AT THE SIDE OF THE ROAD THE TRANSMISSION ENGAGED AND THE CAR REGAINED POWER THE THE REAR WHEELS AND I WAS ABLE TO DRIVE THE CAR OFF THE ROAD TO SAFETY WITH SOME MINIMAL SLIPPING OF THE TRANSMISSION. ONCE I GOT THE CAR HOME I CHECKED FOR ERROR CODES EVEN THOUGH THERE WAS NO CHECK ENGINE LIGHT ON. THE ERROR CODE WAS P2206 "THE SIGNAL FROM COMPONENT Y#?*N3 OUTPUT SPEED SENSOR (VGS) IS NOT AVAILABLE". LOOKED THE CODE UP AND DISCOVERED THAT THIS IS A KNOWN PROBLEM TO THIS 7 SPEED TRANSMISSIONS CONDUCTOR PLATE/VALVE BODY WHICH NEEDS TO BE REPLACED BY THE DEALER AS A UNIT. I HAVE RECENTLY HAD MY 05 SL500 WHICH HAS 60,000 MILES SERVICED AT A MERCEDES BENZ DEALER FOR AN UNRELATED ISSUE AND OULD HAVE HOPED T

Mileage: 60,000

20160912SUSPENSION

TL* THE CONTACT OWNS A 2005 MERCEDES-BENZ SL500. WHILE DRIVING 40 MPH, "CAR TOO LOW STOP DRIVING" MESSAGE APPEARED ON THE DISPLAY PANEL. THE CONTACT COASTED THE VEHICLE INTO A FUEL STATION, LOOKED UNDER THE VEHICLE, AND NOTICED THAT THE FRAME WAS RESTING ON TOP OF THE FRONT DRIVER AND PASSENGER WHEELS. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE HYDRAULIC PUMP LEAKED INTO THE RESERVOIR AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 87,000.

Mileage: 87,000

20151208FUEL/PROPULSION SYSTEM

TL* THE CONTACT OWNS A 2005 MERCEDES BENZ SL 500. THE CONTACT STATED THAT WHILE DRIVING, FUEL ODORS EMITTED FROM THE VEHICLE. THE CONTACT STATED THAT WHEN THE VEHICLE WAS PARKED, HE NOTICED FUEL HAD LEAKED INTO THE REAR SEATS OF THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE FUEL TANK CAP WAS LEAKING AND THE DRIVER AND THE PASSENGER SIDE FUEL TANK CAPS NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 22,685.

Mileage: 22,685

20151123SERVICE BRAKES, HYDRAULIC

TL* THE CONTACT OWNS A 2005 MERCEDES BENZ SL500. WHILE DRIVING 25 MPH AND ATTEMPTING TO ENGAGE THE BRAKES, THE BRAKE FAILED TO ENGAGE AND THE WARNING MESSAGE TO STOP THE VEHICLE ILLUMINATED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC. THE TECHNICIAN DIAGNOSED THAT THE SENSOTRONIC BRAKE CONTROL WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 116,000. UPDATED 02/19/16*LJ UPDATED 02/22/16.*JB

Mileage: 116,000

20151123SERVICE BRAKES

TL* THE CONTACT OWNS A 2005 MERCEDES BENZ SL500. WHILE DRIVING 25 MPH AND ATTEMPTING TO ENGAGE THE BRAKES, THE BRAKE FAILED TO ENGAGE AND THE WARNING MESSAGE TO STOP THE VEHICLE ILLUMINATED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC. THE TECHNICIAN DIAGNOSED THAT THE SENSOTRONIC BRAKE CONTROL WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 116,000. UPDATED 02/19/16*LJ UPDATED 02/22/16.*JB

Mileage: 116,000

20140401ELECTRICAL SYSTEM

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

Mileage: 9,000

20140401VISIBILITY:WINDSHIELD WIPER/WASHER

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

Mileage: 9,000

20140221SERVICE BRAKES

I DROVE OUT OF MY DRIVE AND TRIED TO BRAKE THE CAR AND A WARNING LIGHT CAME ON SAYING THAT MY BRAKES WERE MALFUNCTIONING. THE CAR WOULD NOT BRAKE. THE BRAKES ON THE CAR WERE DEAD.FORTUNATELY THERE IS A HILL AT THE BOTTOM OF THE ROAD WHERE I LIVE AND BY GOING UP THE HILL THE CAR CAME TO A STOP. FORTUNATELY THERE WERE NO OTHER CARS OR PEDESTRIANS ON THE ROAD OTHERWISE I WOULD NOT HAVE BEEN ABLE TO STOP. WHEN I BROUGHT MY CAR TO THE DEALER, THEY SAID THAT IT WAS A SOFTWARE PROBLEM AND THEY WOULD FIX IT FOR FREE. A FEW MONTHS BEFORE, I HAD TAKEN THE CAR IN TO THE SAME MB DEALER FOR GENERAL MAINTENANCE. WHY DIDN'T THE DEALER REPAIR THE SOFTWARE BRAKE ISSUE? DO I HAVE TO GET KILLED OR DAMAGE OTHER CARS BEFORE THEY AUTOMATICALLY REPAIR THE BRAKE SOFTWARE, THAT THEY OBVIOUSLY KNEW TO BE DEFECTED AND A POTENTIAL FOR ACCIDENTS? THE ISSUE SHOULD HAVE BEEN A RECALL ITEM, DUE TO THE SERIOUSNESS OF THE MATTER. THE SAME CAR HAS A PROBLEM WITH THE TRANSMISSION WHICH APPEARS TO BE ANOTHER SOFTWA

Mileage: 42,000

20130802SUSPENSION

TL* THE CONTACT OWNS A 2005 MERCEDES-BENZ 500SL. THE CONTACT STATED THAT THE VEHICLE SAT ABNORMALLY LOW TO THE GROUND. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS FOUND THAT THE HYDRAULIC SYSTEM HAD FAILED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS 37,000. THE VIN WAS UNAVAILABLE.

Mileage: 37,000

20121004SERVICE BRAKES

TL* THE CONTACT OWNS A 2005 MERCEDES-BENZ SL500. THE CONTACT STATED THAT WHILE STARTING THE VEHICLE, THE ACTIVE BODY CONTROL LIGHT ILLUMINATED. THE CONTACT STATED THAT THE SHOCKS FELT AS IF THEY HAD FAILED. THE VEHICLE WAS TAKEN TO A PRIVATE MECHANIC WHERE IT WAS FOUND THAT THE SENSOTRONIC BRAKE CONTROL FAILED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS CONTACTED AND INFORMED THE CONTACT THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN ID NUMBER 05V133000 (SERVICE BRAKES, HYDRAULIC). THE FAILURE MILEAGE WAS 65,000 AND THE CURRENT MILEAGE WAS 66,060.

Mileage: 65,000

20120325ELECTRICAL SYSTEM

MY MERCEDES BENZ HAS A FAULTY ELECTRICAL WIRING IN THE COMMAND NAVIGATION UNIT IN MY SL500. THE VEHICLE HAS ONLY 16,385 MILES ON IT, THOUGH IT IS A 2005 MODEL, AND HAS BEEN HOUSED IN A HIGH-END GARAGE WITH NO TRAUMA, NO DAMAGE, AND VERY LITTLE WEAR AND TEAR. I PURCHASED THE CAR USED ABOUT 6 WEEKS AGO. WITHIN THE LAST 3 WEEKS THE UNIT HAS GONE FROM WORKING INTERMITTENTLY TO NOT WORKING AT ALL, SIMPLY PROVIDING A SCREEN MESSAGE: SYSTEM UNAVAILABLE. ON MARCH 5, 2012 I TOOK MY SL 500 THE AUTHORIZED DEALER HERE, AND CONTACTED THE SERVICE MANAGER . AFTER HAVING MY VEHICLE OUT OF COMMISSION FOR TWO DAYS, I READ THE DIAGNOSIS/REPAIR REPORT AND WAS TOLD THIS WAS NOT AN ERROR BY ME OR THE PREVIOUS OWNER BUT SOMETHING THAT HAPPENED SOMEWHERE IN THE MANUFACTURING PROCESS, PROBABLY ON THE ASSEMBLY LINE, AS THE SOUND AMPLIFIER HAD AN INTERNAL ELECTRICAL FAULT. ADDITIONALLY, I HAVE BEEN TO TWO INDEPENDENT MERCEDES BENZ DEALERS AND THEY COULD NOT FIX THE PROBLEM. I'VE ALSO LEARNED THAT I CANNO

Mileage: 16,385

20100527CrashAIR BAGS

TL* THE CONTACT OWNS A 2005 MERCEDES BENZ SL-500. THE CONTACT STATED THAT WHILE DRIVING 25 MPH, HE FELL ASLEEP BEHIND THE WHEEL AND CRASHED INTO TWO PARKED VEHICLES. THE CONTACT'S VEHICLE PROCEEDED TO FLIP OVER,HOWEVER THE AIR BAGS DID NOT DEPLOY. THE CONTACT SUSTAINED SEVERE ARM AND SHOULDER INJURIES. THE TWO VEHICLES HE CRASHED INTO WERE TOTALED AS WELL AS THE CONTACTS VEHICLE. A POLICE REPORT WAS FILED. THE FAILURE AND CURRENT MILEAGES WERE 7,800. UPDATED 8/4/10 *CN UPDATED 08/09/10*JB

Mileage: 7,800

20091216LATCHES/LOCKS/LINKAGES:DOORS:LATCH

TL* THE CONTACT OWNS A 2005 MERCEDES BENZ SL500. WHILE ATTEMPTING TO EXIT THE VEHICLE THE DOOR HANDLE WOULD NOT FUNCTION. THE VEHICLE WAS TAKEN TO THE DEALERSHIP FOR INSPECTION. THE TECHNICIAN STATED THAT THE HANDLE ARM NEEDED TO BE REPLACED. THE CURRENT AND FAILURE MILEAGES WERE 40282.

Mileage: 40,282

Compare 2005MERCEDES-BENZSL500 to Similar Vehicles

NHTSA Investigations

View all investigations

Frequently Asked Questions

How many complaints does the 2005 MERCEDES-BENZ SL500 have?
The 2005 MERCEDES-BENZ SL500 has 22 NHTSA complaints, 1 crashes, 2 fires, 1 injuries, and 0 deaths reported.
What are the most common problems with the 2005 MERCEDES-BENZ SL500?
The most-complained component for the 2005 MERCEDES-BENZ SL500 is SERVICE BRAKES with 6 complaints. Other frequently reported areas include ELECTRICAL SYSTEM and POWER TRAIN.
Is the 2005 MERCEDES-BENZ SL500 safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.