1995 Mercedes-Benz Sl Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 1995 Mercedes-Benz Sl, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Electrical1275.0%
- Brakes16.3%
- Heating & air conditioning16.3%
- Driver assistance16.3%
- Engine16.3%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
I RECENTLY PURCHASED A 1995 MERCEDES BENZ MODEL SL600. SHORTLY AFTER GETTING THE CAR HOME THE CHECK ENGINE LIGHT CAME ON AND A FEW DAYS AFTER THAT THE ASR WARNING LIGHT CAME ON SO I STARTED TO RESEARCH WHAT MIGHT BE CAUSING THE PROBLEMS. AFTER EXTENSIVE RESEARCH I FOUND AN ONLINE WEBSITE WHICH HAD SEVERAL ARTICLES ABOUT THE POSSIBLE CAUSES. THE WEBSITE RECOMMENDED THAT THE WIRING SHOULD BE INSPECTED FOR CRACKING AND DETERIORATION OF THE INSULATION. UPON INSPECTION I DISCOVERED THAT THE INSULATION ON MUCH OF THE WIRING GOING TO THE MASS AIR FLOW COMPONENTS AND THE ELECTRONIC THROTTLE ACTUATORS WAS CRACKED AND FALLING OFF THE WIRES LEAVING ONLY BARE WIRES WHICH ARE IN CONTACT WITH EACH OTHER. I ALSO FOUND THAT THIS IS PROBLEM IS WELL KNOWN TO MERCEDES BENZ AND HAS BEEN FOR A NUMBER OF YEARS BUT THEY HAVE NOT ACCEPTED RESPONSIBILITY FOR IT. THE PROBLEM IS COMPLETELY PREVENTING ME FROM USING THE VEHICLE AT THIS POINT DUE TO THE HIGH POSSIBILITY OF AN ENGINE FIRE CAUSED BY THE WIRES SHORT CIRCUITING AND ALSO THE PROBABILITY OF DOING DAMAGE TO THE CONTROL MODULES AND COMPUTERS WHICH ARE VERY EXPENSIVE RO REPLACE. *TR
1995 SL600 WITH COMPLETELY ERODED ENGINE WIRE HARNESS. ALMOST ALL THE INSULATION ON THE WIRES ARE GONE LEAVING BARE WIRES. THIS IS COMPLETELY RIDICULOUS FOR A 100K CAR. *TR
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
DEFECTIVE ENGINE WIRING HARNESS, CRACKED, CRUMBLED INSULATION, EXPOSING BARE WIRES AND SHORTING ASR, TRACTION CONTROL, FUEL INJECTION THROTTLE VALVE, AC NOT WORKING. THE I HAVE SPENT THOUSANDS OF DOLLARS AND MANY HOURS ONLY TO FIND OEM WIRE IS DEFECTIVE! THE MB DEALER WANTS $ 6,000 FOR ONLY 1) SIDE OF THROTTLE VALVE REPAIR/REPLACEMENT AND THE CAR HAS 2). AND THE THROTTLE VALVE IS NOT THE PROBLEM THE DEFECTIVE WIRING IS THE PROBLEM! ITS PLAIN TO SEE THAT NOTHING CAN FUNCTION PROPERLY IF BARE WIRES ARE SHORTING OUT THE ELECTRICAL SYSTEM! THIS IS NOT AN ISOLATED PROBLEM, ALL WIRES IN THE ENGINE HARNESS ARE BAD!!! *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Heating & air conditioning
Reports naming the heating, ventilation and air-conditioning system.
From owner reports, verbatim
DEFECTIVE ENGINE WIRING HARNESS, CRACKED, CRUMBLED INSULATION, EXPOSING BARE WIRES AND SHORTING ASR, TRACTION CONTROL, FUEL INJECTION THROTTLE VALVE, AC NOT WORKING. THE I HAVE SPENT THOUSANDS OF DOLLARS AND MANY HOURS ONLY TO FIND OEM WIRE IS DEFECTIVE! THE MB DEALER WANTS $ 6,000 FOR ONLY 1) SIDE OF THROTTLE VALVE REPAIR/REPLACEMENT AND THE CAR HAS 2). AND THE THROTTLE VALVE IS NOT THE PROBLEM THE DEFECTIVE WIRING IS THE PROBLEM! ITS PLAIN TO SEE THAT NOTHING CAN FUNCTION PROPERLY IF BARE WIRES ARE SHORTING OUT THE ELECTRICAL SYSTEM! THIS IS NOT AN ISOLATED PROBLEM, ALL WIRES IN THE ENGINE HARNESS ARE BAD!!! *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
MY 1995 MERCEDES BENZ SL600 (VIN [XXX])WAS CONSTRUCTED WITH ELECTRICAL WIRING WHICH HAS INSULATION WHICH DEGRADES OVER TIME. THIS CAUSES MANY PROBLEMS, THE MOST SERIOUS IN MY CASE BEING A DECELERATION WHEN THE GAS PEDAL IS DEPRESSED TOO FAR. THIS IS EXTREMELY DANGEROUS WHEN MERGING INTO TRAFFIC. IT IS A WIDELY KNOWN DEFECT IN MANY MERCEDES BUILT BETWEEN 1991 AND 1997. MERCEDES REFUSES TO FIX THE EXPENSIVE REPAIR. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
THE ENGINE INJECTOR HARNESS FAILED, THE DEALER AND MANUFACTURER WERE CONTACTED AND STATED THEY WOULD ONLY COVER 80% OF THE BILL. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .