RoadVitals

1999 Mercedes-Benz SLK230 Problems

Owner-reported complaints filed with NHTSA, grouped by component

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
59
Latest Apr 5, 2021
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
14
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
3

What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 1999 Mercedes-Benz SLK230, 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

  • Visibility2231.0%
  • Brakes1318.3%
  • Electrical1115.5%
  • Exterior lighting57.0%
  • Interior & seats45.6%
  • Engine34.2%
  • Fuel system34.2%
  • Body & structure22.8%
  • Other / unspecified22.8%
  • Powertrain (other)22.8%
  • Airbags11.4%
  • Suspension11.4%
  • Heating & air conditioning11.4%
  • Tires & wheels11.4%

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

Visibility

Reports naming windshields, glass, wipers, defrosters and mirrors.

22
reports

From owner reports, verbatim

REAR VIEW MIRROR STAY AT NIGHT VIEW , AND THE DRIVER MIRROR IS HALF & HALF. *TR

NHTSA ID 10428360 · filed Oct 3, 2011

TL* THE CONTACT OWNS A 1999 MERCEDES BENZ SLK230. WHILE THE VEHICLE WAS PARKED THE CONTACT NOTICED THERE WAS A DARK SPOT IN THE CENTER OF THE REAR VIEW MIRROR. WHENEVER LIGHT WAS SHINING ON THE MIRROR THE CONTACTS VISION WAS DISTORTED. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE TECHNICIAN STATED THE REAR VIEW MIRROR HAD TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 95,000.

NHTSA ID 10423897 · filed Sep 6, 2011
All 22 reports naming visibility

Brakes

Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.

13
reports

From owner reports, verbatim

1999 MERCEDES SLK 230 WITH A SAFETY RECALL CUSTOMER WANTS TO BE REIMBURSED FOR REPAIRS**CC THE DEALER DENIED THERE WAS A RECALL, HOWEVER THE CONSUMER RECEIVED A RECALL LETTER IN THE MAIL AFTER BEING TOLD THERE WAS NO RECALL. THE CONSUMER TOOK THE VEHICLE TO HIS MECHANIC TO HAVE THE REPAIRS DONE. RECALL # 05V505000. *JB

NHTSA ID 10182674 · filed Feb 7, 2007

TL* - THE CONTACT OWNS A 1999 MERCEDES BENZ SLK230. THE CONTACT RECEIVED A RECALL NOTICE FOR THE EXTERIOR LIGHTING:BRAKE LIGHTS. THE MERCEDES MECHANIC REPLACED THE LIGHTS AT THE CONTACTS HOME. PRIOR TO REPLACING THE LIGHTS PER THE RECALL, THE LIGHTS WERE WORKING. HOWEVER, THE LIGHTS NO LONGER WORKED, AND THE VEHICLE DID NOT START. THE DEALER DID NOT WANT TO ADDRESS THE FAILURES AND MAKE THE NECESSARY REPAIRS. THE CONTACT TALKED TO THE MANAGER OF MERCEDES AND HE WAS UNSUCCESSFUL AT GAINING ASSISTANCE. *AK

NHTSA ID 10181425 · filed Feb 2, 2007
All 13 reports naming brakes

Electrical

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.

11
reports

From owner reports, verbatim

TL* THE CONTACT OWNS A 1999 MERCEDES-BENZ SLK230. WHILE DRIVING 70 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT COASTED THE VEHICLE TO THE SIDE OF THE ROAD. THE CONTACT WAS ABLE TO RESTART THE VEHICLE AFTER A FEW MINUTES AND CONTINUED DRIVING. THE FAILURE RECURRED NUMEROUS TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 125,000. THE VIN WAS NOT AVAILABLE.

NHTSA ID 10957410 · filed Feb 27, 2017

HELLO, THIS IS A PRE-EMPTIVE REPORT OF A PROBLEM WITH A COMPONENT IN 1998-2000 MERCEDES-BENZ SLK 230 ROADSTERS. THE FAILURE OF THIS COMPONENT HAS MANY SYMPTOMS BUT ONE SERIOUS SYMPTOM IS COMPLETE LOSS OF POWER AT HIGHWAY SPEEDS WHICH CAN BE DANGEROUS. I AM HOPING THAT YOU DON'T ACTUALLY HAVE TO WAIT FOR CRASHES AND DEATHS BEFORE YOU INVESTIGATE. I ASK THAT YOU CONSIDER THE DOCUMENTED PROBLEM HERE AND SEE THE POTENTIAL FOR A SERIOUS SAFETY ISSUE AND ASK THE MANUFACTURER TO ADDRESS IT. THE PROBLEM ARISES FROM A POOR DESIGN/MANUFACTURING OF SOLDERING ON A K40 RELAY MODULE WHICH IS AN ELECTRONIC COMPONENT AND PART OF THE ELECTRONICS OF THE CAR THAT CONTROLS THE ENGINE OPERATION. CERTAIN SOLDERED POINTS HAVE A TENDENCY TO GET CORRODED/BURNT OUT OVER TIME THAT AFFECTS THE ENGINE OPERATIONS. THE THREE PICTURES BELOW SHOW THE AFFECTED PART, THE PCB INSIDE AND A CLOSEUP OF THE SOLDERED JOINTS THAT SHOW THE PROBLEM. HTTP://WWW.OPENPRESENCE.ORG/SLK/K40-1.JPG HTTP://WWW.OPENPRESENCE.ORG/SLK/K40-2.JPG HTTP://WWW.OPENPRESENCE.ORG/SLK/K40-3.JPG THE MANUFACTURER HAS NOT ACKNOWLEDGED THIS PROBLEM AND WHILE THE OED THROWS UP REPEATABLE CODES ONCE THIS PART STARTS TO DETERIORATE - P1420, P1236, P1235, AND P1525, THE MB DEALER SERVICE CENTERS HAVE NOT BEEN TOLD ABOUT THESE CODES AND THEY TELL CUSTOMERS THAT IT IS UNDEFINED AND PROBABLY DUE TO LOW BATTER VOLTAGE AND SEND THEM WITH THIS PROBLEM STILL THERE UNTIL THE PROBLEM GETS BIG. IF THE CUSTOMER IS LUCKY, THEN IT JUST RESULTS IN A STARTING PROBLEM OR STUMBLING BUT IN SOME CASES CAN RESULT IN LOSS OF POWER WHILE DRIVING. THIS IS THE DANGEROUS PART. THIS PART WAS REDESIGNED IN SLKS FROM 2001 ONWARDS BUT THE MANUFACTURER HAS DONE NOTHING TO FIX THIS PROBLEM IN EARLIER SLKS OR TO EQUIP THEIR AUTHORIZED SERVICE CENTERS TO CATCH THIS PROBLEM BEFORE IT CREATES A SERIOUS SAFETY ISSUE. MY CAR IS CURRENTLY AT THE STAGE OF HAVING BEEN MISDIAGNOSED FOR THE ABOVE CODES. *TR

NHTSA ID 10315330 · filed Mar 2, 2010
All 11 reports naming electrical

Exterior lighting

Reports naming headlights, tail lights, turn signals and other exterior lighting.

5
reports

From owner reports, verbatim

SAFETY RECALL SLK-CLASS REPLACE BRAKE LAMP BULB SOCKETS**NAR**CC THE RECALL DESCRIBED THE NEED TO REPLACE THE BRAKE LAMP BULB SOCKETS TO ENSURE THE TAIL LIGHTS CONTINUE TO FUNCTION PROPERLY. THE CONSUMER LOCAL MB DEALER INFORMED HIM THAT MERCEDES BENZ CENTRAL SUPPLIER WAS UNABLE TO PROVIDE THE PARTS NEEDED. *NM

NHTSA ID 10179571 · filed Jan 22, 2007

TL* - THE CONTACT FIXED THE TAIL LIGHTS ON HER CAR, AND THEN RECEIVED A SAFETY RECALL ON HER TAIL LIGHTS. CONTACT PAID ALMOST $500.00 TO HAVE HER TAIL LIGHTS REPAIRED, AND WAS ONLY REIMBURSED HALF OF THAT. THE CONTACT WANTS TO KNOW IF SHE CAN GET ENTIRE MONEY BACK. SAFETY RECALL NUMBER IS 2006-080005.

NHTSA ID 10176609 · filed Dec 19, 2006

Too few reports in this category for a page of its own — they appear in the full complaint list.

Interior & seats

Reports naming seats, latches, locks, linkages and interior fittings.

4
reports

From owner reports, verbatim

REARVIEW MIRROR HAS FOG INSIDE THE GLASS,MAKING IT IMPOSSIBLE TO SEE OUT OF IT. BRAKE LIGHTS AND HEADLIGHTS CONTINUE TO FAIL. ALSO, DASH LIGHTS FAILED. *AK

NHTSA ID 10059960 · filed Feb 27, 2004

WHEN THE VEHICLE WAS STARTED THE DASHBOARD CAUGHT ON FIRE. THE FIRE DEPARTMENT DETERMINED THAT THE FIRE WAS STARTED BY AN ELECTRICAL SHORT UNDER THE DASH. THE VEHICLE COULD NOT BE DRIVEN. *AK *SCC *NLM

NHTSA ID 10034220 · filed Oct 12, 2003

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.

3
reports

From owner reports, verbatim

THIS VEHICLE STOPS DEAD IN THE ROAD WHILE DRIVING AND WILL NOT RESTART UNTIL IT SITS SEVERAL MINUTES OR MORE. IT DOES NOT DO THIS EVERY TIME IT IS DRIVEN BUT THIS IS VERY DANGEROUS. AFTER DOING RESEARCH, WE FIND THIS IS A COMMON PROBLEM WITH THIS MODEL, AS WELL AS A FEW OTHER MODELS OF MERCEDES. WE HAVE CONTACTED THE NHTSA BUT THEY WILL NOT RESPOND AS PROMISED. WE HAVE CALLED NUMEROUS MERCEDES DEALERS AND THEY OFFER NO SOLUTION EXCEPT TO BRING IT IN AND THEY WILL CHECK IT OUT FOR A BIG PRICE. THE PROBLEM WITH THIS IS THE CAR HAS TO MALFUNCTION WHILE THEY ARE CHECKING IT AND IT DOES NOT MALFUNCTION EVERY TIME IT IS DRIVEN. THEY SHOULD BE FORCED TO RECALL THESE CARS AS THIS IS A COMMON DANGEROUS PROBLEM. WE CANNOT FEEL SAFE AS LONG AS THIS CAR SHUTS DOWN WITH NO WARNING.

NHTSA ID 11406379 · filed Apr 5, 2021

TL* THE CONTACT OWNS A 1999 MERCEDES BENZ SLK230. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 70 MPH, THE VEHICLE SUDDENLY STALLED. THE CONTACT COASTED TO THE SIDE OF THE ROADWAY. THE CONTACT WAS ABLE TO RESTART THE VEHICLE AFTER APPROXIMATELY 10- 15 MINUTES. THE FAILURE RECURRED APPROXIMATELY 20 TIMES. THE CONTACT HAD CONTACTED THE LOCAL DEALER MERCEDES-BENZ OF AKRON (1361 E MARKET ST, AKRON, OH 44305, (330)733-7511) WHO INFORMED THE CONTACT THAT THEY WERE UNABLE TO IDENTIFY THE ISSUE. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE APPROXIMATE FAILURE MILEAGE WAS 120,000.

NHTSA ID 11398425 · filed Mar 1, 2021

Too few reports in this category for a page of its own — they appear in the full complaint list.

Fuel system

Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.

3
reports

From owner reports, verbatim

WHEN REMOVING THE FUEL NOZZLE FROM THE FUEL TANK, THE FUEL SHOOTS OUT OF THE TANK AS IF FROM A HOSE. IN MY CASE IT WENT ALL OVER MY FACE AND CLOTHES DUE TO THE POSITION I WAS IN AT THE TIME (HENCE THE PROPERTY DAMAGE AMOUNT). IT APPEARS THAT THERE IS A GREAT DEAL OF PRESSURE INSIDE THE TANK. THE DEALER SAID THEY WOULD HAVE TO REPLACE THE ENTIRE FUEL TANK AS WELL AS OTHER PARTS BECAUSE "FOR SOME REASON" THE FUEL WENT INTO OTHER AREAS OF THE CAR, AND "WE'RE NOT SURE HOW." THE POTENTIAL FOR A MAJOR HAZARD, INCLUDING POSSIBLE INJURIES IS TREMENDOUS GIVEN THAT WE ARE TALKING ABOUT LEAKING (RATHER SPEWING) FUEL BEING SPILLED ON THE GROUND AND (AS IN MY CASE), ON MY PERSON. I AM GRATEFUL NO ONE WAS SMOKING AND THAT WHEN I STARTED MY ENGINE BACK UP TO LEAVE THE GAS STATION, THAT THERE WERE NO SPARKS. *AK

NHTSA ID 715939 · filed Dec 11, 1999

WHILE PUTTING GAS INTO THE VEHICLE, AND AFTER CONSUMER FILLED UP THE TANK, WHILE REMOVING THE FUEL FILLER, GAS COMING FROM THE VEHICLE SPRAYED OUT ONTO THE OCCUPANT FOR ABOUT 20 SECONDS WHICH IF THERE WAS A SOURCE OF IGNITION, IT MAY HAVE STARTED A FIRE. PLEASE PROVIDE FURTHER INFORMATION. *AK

NHTSA ID 844006 · filed Aug 2, 1999

Too few reports in this category for a page of its own — they appear in the full complaint list.

Body & structure

Reports naming the vehicle structure, frame, body panels, doors, hood and trim.

2
reports

From owner reports, verbatim

HARD TOP CONVERTIBLE WILL NOT OPEN -- THE MICRON CHIP HAS BEEN REPLACED TWICE BY THE DEALER. HARD TOP CONVERTIBLE SQUEAKING NOISE -- I HAVE TAKEN THE CAR IN 6 TIMES FOR THE SAME PROBLEM; ONLY OCCURS WHEN CAR SITS IN DIRECT SUNLIGHT AT 85 DEGREES OR HOTTE( DOT NUMBER: )

NHTSA ID 724236 · filed Jun 19, 2000

THE CONVERTIBLE TOP INTERMITTENTLY WILL NOT GO DOWN. SOMETIMES WHEN IT'S DOWN IT WONT GO UP. SOMETIMES IT GETS STUCK HALF UP AND HALF DOWN. THE REMOTE KEYLESS ENTRY SOMETIMES DON'T WORK FROM EITHER REMOTE. THEN LATER IT WORKS AGAIN. THE TOP NOR THE KEYLESS ENTRY CAN BE DEPENDED UPON TO WORK. *AK

NHTSA ID 719884 · filed Mar 9, 2000

Too few reports in this category for a page of its own — they appear in the full complaint list.

Other / unspecified

Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.

2
reports

From owner reports, verbatim

THE INSIDE REAR VIEW MIRROR IN MY 1999 MERCEDES-BENZ SLK 230 (R170 MODEL) IS AN ELECTRO CHROMIC SELF-DIMMING MIRROR THAT HAS NO MANUAL BACKUP. THE MIRROR CONTAINED A FLUID WHICH LEAKED OUT CAUSING THE SELF-DIMMING MIRROR TO FAIL TO PROVIDE DIMMING AGAINST REAR APPROACHING HEADLIGHTS RESULTING IN THE DRIVER TO EITHER BE BLINDED OR TO HAVE TO TURN THE MIRROR AWAY WHICH GREATLY ELIMINATES REAR VIEW CAPABILITY IN THE INTERIOR. THERE ARE MANY DOCUMENTED CASES OF THESE MIRRORS FAILING IN VARIOUS MAKES AND MODELS AS A RESULT OF USUALLY FROM THE INTERNAL FLUID LEAKING. THE LEAK DISCOLOR THE MIRROR WHICH MAKE VISIBILITY POOR. *TR

NHTSA ID 10279068 · filed Aug 2, 2009

MY INSIDE REAR VIEW MIRROR HAS FAILED. THERE IS NO MANUAL BACKUP. THE FLUID IN THE MIRROR, WHICH CAUSES THE AUTOMATIC SELF-DIMMING, HAS LEAKED OUT. THE MIRROR NOW FAILS TO PROVIDE DIMMING FOR REAR APPROACHING HEADLIGHTS RESULTING IN A BLINDED DRIVER OR NON-USE; BOTH ELIMINATING REAR VIEW CAPABILITY. THE ELECTROCHROMIC SELF-DIMMING MIRRORS ARE STANDARD EQUIPMENT IN MY 1999 MERCEDES-BENZ SLK 230, MODEL R170. I HAVE RESEARCHED AND FOUND MANY DOCUMENTED CASES OF THE EXACT MIRRORS FAILING IN THE SAME WAY. THE MIRROR MANUFACTURE, MAGNA DONNELLY, WAS REPLACING THESE MIRRORS FOR FREE UNDER SOME KIND OF WARRANTY PROGRAM IN THE PAST, BUT STOPPED FOR UNKNOWN REASONS. THE PROBLEM HAS GOTTEN SO BAD THAT THEIR WARRANTY DEPARTMENT DIRECT NUMBER (616-786-7495) NOW HAS A RECORDED MESSAGE DIRECTING PEOPLE TO ANOTHER WEB SITE THAT SELLS DISCOUNTED REPLACEMENT MIRRORS. *TR

NHTSA ID 10262061 · filed Mar 16, 2009

Too few reports in this category for a page of its own — they appear in the full complaint list.

Powertrain (other)

Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.

2
reports

From owner reports, verbatim

I,, WAS AT THE INTERSECTION OF I35 AND SCHERTZ PARKWAY, IN SCHERTZ. WHEN THE LIGHT CHANGED, I SAW NO VEHICLES ENTERING INTO Y LANE, SO I PROCEEDED TO CROSS THE INTERSECTION. I FELT A BIG HIT, AND AT FIRST I COULDNOT FIGURE OUT WHAT HAD HAPPENED. IFELT MY FACE BLEEDING AND HURTING. WHEN EMS ARRIVED THEY GAVE ME FIRST AIDE FOR MY BURN. I, TOOK PAIN MEDICINE AND WENT TO SEE MY DERMATOLOGIST FOR TREATMENT. *TR

NHTSA ID 10671221 · filed Jan 9, 2015

FOR MY SLK 230 1999 , SPORT PACKAGE, THE RED AND BLACK INTERIORS, FADE AWAY CONSTANTLY , THE RED PAINT ON DASH AND CENTER CONSOLE IS VERY DELICATE, IT WILL SCRATCH ALL THE WAY DEEP ENOUGH TO SEE THE BLACK ORIGINAL COLOR OF THE SAME... CARDAN JOINTS HAVE BEEN CHANGED FOUR TIMES AND KEEPS BREAKING , I HAVE A BRAND NEW ONE IN MY TRUNK BECAUSE THE 4TH ONE IS ALREADY BROKEN...THEN THE ASR LIGHT TURNS ON" AVOIDING FOR THE ASR SYSTEM TO WORK PROPERLY, CAN BECOME VERY DANGEROUS ON WET ROAD.. I HAD AN ACCIDENT AND ALMOST TOTALED MY SLK230... *TR

NHTSA ID 10217894 · filed Feb 12, 2008

Too few reports in this category for a page of its own — they appear in the full complaint list.

Airbags

Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.

1
report

From owner reports, verbatim

I,, WAS AT THE INTERSECTION OF I35 AND SCHERTZ PARKWAY, IN SCHERTZ. WHEN THE LIGHT CHANGED, I SAW NO VEHICLES ENTERING INTO Y LANE, SO I PROCEEDED TO CROSS THE INTERSECTION. I FELT A BIG HIT, AND AT FIRST I COULDNOT FIGURE OUT WHAT HAD HAPPENED. IFELT MY FACE BLEEDING AND HURTING. WHEN EMS ARRIVED THEY GAVE ME FIRST AIDE FOR MY BURN. I, TOOK PAIN MEDICINE AND WENT TO SEE MY DERMATOLOGIST FOR TREATMENT. *TR

NHTSA ID 10671221 · filed Jan 9, 2015

Too few reports in this category for a page of its own — they appear in the full complaint list.

Suspension

Reports naming suspension components — springs, struts, shocks, control arms and related hardware.

1
report

From owner reports, verbatim

VEHICLE EXPERIENCING ONGOING PROBLEM WITH PULLING TO EITHER SIDE WHENEVER BRAKES WERE APPLIE. VEHICLE BEEN IN /OUT OF DEALER SHOP ON TWO OCCASIONS, AND DEALERINFORMED CONSUMER THAT WAS A NORMAL CHARACTERISTIC OF THAT VEHICLE. *AK

NHTSA ID 855640 · filed Jan 27, 2000

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.

1
report

From owner reports, verbatim

A/C EXTENSION VALVE FAILED. NLM

NHTSA ID 607796 · filed Feb 1, 1999

Too few reports in this category for a page of its own — they appear in the full complaint list.

Tires & wheels

Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.

1
report

From owner reports, verbatim

1999 SLK230 MERCEDES BENZ. CONSUMER STATES PROBLEM WITH BRIDGESTONE POTENZA TIRES *TGW THE CONSUMER STATED ALMOST FROM THE DAY HE PURCHASED THE TIRES, ONE OF THEM HAD A SLOW LEAK. HIS MECHANIC CHECKED IT A NUMBER OF TIMES, BUT WAS UNABLE TO ASCERTAIN THE SOURCE OF THE LEAK. THE CONSUMER ATTEMPTED TO GET THE TIRE REPLACED UNDER WARRANTY, BUT NO ONE WANTED TO TAKE RESPONSIBILITY. *JB

NHTSA ID 10473406 · filed Aug 28, 2012

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

Data on this page last refreshed .