MERCEDES-BENZ SLK230 · model year

1998 MERCEDES-BENZ SLK230

42 NHTSA complaints for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 1998MERCEDES-BENZSLK230 carries 42 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 5 fires, 0 injuries, 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 1998 SLK230 is exterior lighting:brake lights with 10 filings, followed by power train:automatic transmission (3) and exterior lighting:tail lights (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 1998 SLK230. 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.

42
Complaints
0
Crashes
5
Fires
0
Injuries
0
Deaths

Total Complaints

42 filings

Crashes Reported

0 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
EXTERIOR LIGHTING:BRAKE LIGHTS10
POWER TRAIN:AUTOMATIC TRANSMISSION3
EXTERIOR LIGHTING:TAIL LIGHTS3
AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE2
STRUCTURE:BODY2
ENGINE AND ENGINE COOLING2
LATCHES/LOCKS/LINKAGES:DOORS:LATCH2
STRUCTURE:BODY:HATCHBACK/LIFTGATE:SUPPORT DEVICE/STRUT1
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER1
FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS1
ELECTRICAL SYSTEM:IGNITION1
STRUCTURE:BODY:TRUNK LID1
STRUCTURE:BODY:ROOF AND PILLARS1
VISIBILITY:POWER WINDOW DEVICES AND CONTROLS1
POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES1

Recent Complaints

20210315STEERING

WHILE DRIVING, THE STEERING COLUMN SHAFT SHEARED OFF COMPLETELY LEAVING THE CAR WITH NO STEERING CONTROL. THANKS TO GOD THIS OCCURRED RIGHT AFTER A HIGHWAY EXIT AND WHILE TURNING INTO MY DRIVEWAY. IF THIS SHAFT HAD SHEARED 10 MINUTES BEFORE ON A HIGHWAY AT 60MPH SPEED, IT WOULD HAVE LEAD TO A POSSIBLE FATALITIES AND SEVERE MULTI CARS ACCIDENT ON A PUBLIC HIGH WAY TRAVELING WELL OVER 65 MPH SPEED.

Mileage: 81,059

20150626EXTERIOR LIGHTING

TL* THE CONTACT OWNS A 1998 MERCEDES BENZ SLK230. WHILE DRIVING AT VARIOUS SPEEDS, THE BRAKE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO STATED THAT THE BASE OF THE REAR PASSENGER SIDE TAIL LAMP MELTED AND DIAGNOSED THAT THE BRAKE LIGHT ASSEMBLY NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE VEHICLE WAS PREVIOUSLY REPAIRED UNDER NHTSA CAMPAIGN NUMBER: 05V505000 (EXTERIOR LIGHTING). THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN WAS INVALID. THE FAILURE MILEAGE WAS 125,000. UPDATED 8/21/15*CN

Mileage: 125,000

20070712STRUCTURE:BODY

THE GRAY INTERIOR OF THE MERCEDES BENZ 1998 SLK230 WAS PEELING OFF THE CONSOLE AND MOST OF THE REST OF THE INTERIOR. IT SEEMED TO BE A GRAY PLASTIC FILM WHICH WAS PUT OVER WHAT LOOKED LIKE BLACK LEATHER. THE CAR'S INTERIOR WAS AWLFUL LOOKING WITH THESE BLACK PLACES SHOWING THROUGH THE GRAY THROUGHT MOST OF THE INTERIOR. I DIDN'TT THINK THE INTERIOR OF A MERCEDES BENZ SHOULD SHRED AND PEEL NO MATTER HOW OLD THE CAR WAS. *AK

20070329EXTERIOR LIGHTING:BRAKE LIGHTS

TL*-THE CONTACT STATED THAT IN REFERENCE TO THE 1998 MERCEDES BENZ SLK WITH CURRENT MILEAGE: 85,000 A RECALL ISSUED ON THE VEHICLE DEALING WITH EXTERIOR REAR BRAKE LIGHTS. THE CONTACT STATED THAT SHE CALLED THE DEALERSHIP AND GAVE THEM THE INFORMATION, THEY SCHEDULED HER AN APPOINTMENT, AND TOLD HER TO COME BACK WHEN THEY RECEIVED THE PARTS FOR THE VEHICLE. THE CONTACT SAID THAT NOW THE FRONT LIGHTS WERE NOW BEING AFFECTED, AND THAT SHE HAD BEEN RECEIVING NUMEROUS TICKETS BECAUSE OF THIS MATTER.*AK

Mileage: 85,000

20070329EXTERIOR LIGHTING:HEADLIGHTS

TL*-THE CONTACT STATED THAT IN REFERENCE TO THE 1998 MERCEDES BENZ SLK WITH CURRENT MILEAGE: 85,000 A RECALL ISSUED ON THE VEHICLE DEALING WITH EXTERIOR REAR BRAKE LIGHTS. THE CONTACT STATED THAT SHE CALLED THE DEALERSHIP AND GAVE THEM THE INFORMATION, THEY SCHEDULED HER AN APPOINTMENT, AND TOLD HER TO COME BACK WHEN THEY RECEIVED THE PARTS FOR THE VEHICLE. THE CONTACT SAID THAT NOW THE FRONT LIGHTS WERE NOW BEING AFFECTED, AND THAT SHE HAD BEEN RECEIVING NUMEROUS TICKETS BECAUSE OF THIS MATTER.*AK

Mileage: 85,000

20060913EXTERIOR LIGHTING:BRAKE LIGHTS

REAR BRAKE LIGHTS HAVE FAILED NUMEROUS TIMES OVER THE PAST SEVERAL YEARS. I HAVE BEEN TOLD THAT THIS IS A COMMON PROBLEM IN THE SLK. REPLACED ENTIRE REAR BRAKE LIGHT ASSEMBLY ONCE UNDER WARRANTY. I HAVE HAD TO REPLACE THE SOCKETS EVERY FEW MONTHS FOR THE ENTIRE TIME I'VE OWNED THE CAR. WITHIN 2 MONTHS OF THE CAR NO LONGER BEING UNDER WARRANTY, THE SOCKET FAILED AFTER ONLY 1 WEEK OF BEING REPLACED. WAS TOLD THEY WOULD NEED TO REPLACE THE REAR BRAKE LIGHT ASSEMBLY (AGAIN), BUT THIS WOULD NOT BE COVERED UNDER WARRANTY. THEY SAID THEY COULD KEEP REPLACING THE SOCKETS, BUT THAT WOULD ONLY BE A TEMPORARY FIX. DEALER PUT IN A NEW SOCKET, THIS TIME TWISTING OUT THE LEADS TO GET A BETTER CONTACT AND IT SEEMS TO BE HOLDING. (AT LEAST FOR NOW) THE FAULTY REAR BRAKE LIGHT ASSEMBLY SHOULD BE A RECALLED ITEM AS IT COULD LEAD TO AN ACCIDENT AND/OR DEATH. *NM

Mileage: 101,500

20060403EXTERIOR LIGHTING:BRAKE LIGHTS

REAR BRAKE LIGHTS HAVE FAILED NUMEROUS TIMES, REPLACED UP UNTIL THIS POINT AT OWNERS COST. A RECALL WAS ISSUED, AND I'VE BEEN TOLD THAT MY VEHICLE VIN IS NOT WITHIN THE RANGE THAT THEY ARE REPLACING. MY VEHICLE CAN NOT BE DRIVEN NOW AS IT HAS FAILED IT'S VEHICLE INSPECTION. THE LIGHTS HAVE BEEN REPLACED AT LEAST TWICE EACH ALREADY. *NM

Mileage: 85,000

20060301EXTERIOR LIGHTING:BRAKE LIGHTS

REAR BRAKE LIGHT WILL STOP WORKING PERIODICALLY DUE TO MELTED SOCKET. OWNED THE CAR SINCE NEW AND DEALER REPLACE SOCKETS TWICE WHILE UNDER WARRANTY. SINCE WARRANTY EXPIRED I REPLACED THE SOCKET TWICE MORE ON EACH SIDE AT A COST OF $20. *JB

Mileage: 10,000

20060130EXTERIOR LIGHTING:TAIL LIGHTS

AFTER DRIVER'S SIDE TAIL LIGHT BULB BURNED OUT I REPLACED BULB THREE TIMES BEFORE HAVING TO TAKE IT TO A MERCEDES SPECIALTY REPAIR SHOP. I WAS TOLD I WOULD HAVE TO REPLACE THE ENTIRE TAIL LAMP ASSEMBLY. WHILE THERE IT WAS MENTIONED THAT ANOTHER CONSUMER HAD THE SAME PROBLEM. *AK

20050928EXTERIOR LIGHTING:BRAKE LIGHTS

REAR BRAKE LAMPS KEEPS BURNING OUT AND WILL NOT FUNCTION PROPERLY. *JB

Mileage: 25,000

20050608EXTERIOR LIGHTING:BRAKE LIGHTS

TAILLIGGHT ASSEMBLY BECOMES HEATED AND CAUSES FAILURE OF THE BRAKE LIGHT SOCKET/HOUSING. DEALER STATES THAT THIS IS A PROBLEM WITH THIS MODEL AND THEY CAN NOT KEEP THE PARTS IN STOCK FAST ENOUGH TO REPAIR THIS PROBLEM

Mileage: 39,000

20050608EXTERIOR LIGHTING:BRAKE LIGHTS

DT: BOTH BRAKE LIGHTS MALFUCTIONED AFTER EXTENDED USE. THE HEAT CAUSED THE SOCKET AND HOUSING TO DISTORT AND MELT, LEADING TO FAILURE OF THE LIGHTS. *AK CONSUMER STILL HAS DEFECTIVE PARTS FOR INSPECTIONS AND TESTING. IF NHTSA NEED THESE PARTS PLEASE CONTACT CONSUMER.*SB *NM

Mileage: 39,000

20050520EXTERIOR LIGHTING:BRAKE LIGHTS

I HAVE A 1998 MERCEDES BENZ SLK 230. THE BRAKE LIGHTS MALFUNCTION ON A REGULAR BASIS. THE SERVICE MANAGER AT THE DEALER INFORMS ME THAT THIS IS A COMMON FAILURE OF THE TAIL LIGHT ASSEMBLY. IT SEEMS THAT WOULD BE A SAFETY ISSUE.

Mileage: 31,000

20050322POWER TRAIN:AUTOMATIC TRANSMISSION

ENGINE THREW A ROD THROUGH THE TRANSMISSION AND ENGINE BLOCK AT 84,000 MILES FOR NO REASON.*AK

Mileage: 85,000

20050322ENGINE AND ENGINE COOLING

ENGINE THREW A ROD THROUGH THE TRANSMISSION AND ENGINE BLOCK AT 84,000 MILES FOR NO REASON.*AK

Mileage: 85,000

20041103ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

BRAKE LIGHTS WERE INOPERATIVE. VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION, AND MECHANIC DETERMINED THAT THE CIRCUIT BOARD NEEDED TO BE REPLACED.THIS INFORMATION WAS PROVIDE BY MRS. MARGO'S HUSBAND LENOR KARSTADT.*AK

20041103EXTERIOR LIGHTING:BRAKE LIGHTS

BRAKE LIGHTS WERE INOPERATIVE. VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION, AND MECHANIC DETERMINED THAT THE CIRCUIT BOARD NEEDED TO BE REPLACED.THIS INFORMATION WAS PROVIDE BY MRS. MARGO'S HUSBAND LENOR KARSTADT.*AK

20041020AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE

MY SEAT SENSOR IN MY CAR FAILED AT 7000 MILES OF USE. I HAVE A LOW MILEAGE MERCEDES AND IT WILL COST ALMOST 875 DOLLARS TO REPLACE. THIS SENSOR DISABLES THE PASSENGER AIR BAG IN CASE OF A BABY SEAT. I HAVE NEVER USED A BABY SEAT IN MY CAR AND IT IS NOW IN THE LOCKED (OFF) POSITION MAKING THE CAR EXTREMELY DANGEROUS FOR THE PASSENGER. FORTUNATELY I RARELY HAVE A PASSENGER BUT I WANT SOMEONE TO INVESTIGATE HOW OFTEN THIS SENSOR FAILS. WHEN THE CAR WAS NEW IT WAS TOUTED AS A SUPER SAFE CAR IN CASE YOU HAVE A BABY. NOW THAT IT IS IN LOCKED OFF POSITION IT IS A SUPER UNSAFE CARE FOR AN ADULT. [XXX] [XXX] BY THE WAY THERE ARE ALSO OTHER DEFECTS IN THIS PARTICULAR CAR. THE AIR COMPRESSOR EXPLODED AT ABOUT 4K MILES. THAT WAS REPLACED BY THE DEALER AT HIS COST. THE BATTERY DIED AT LESS THAN 3 YEARS BUT I HAD IT REPLACED BY THE DEALER AT 4 YEARS ALSO. AND... NOW THEY SAY THERE IS A POSSIBLE PROBLEM WITH MY FUEL TANK VERSUS A MALFUNCTIONING VALVE. THIS IS A LOT OF PROBLEMS FOR A

Mileage: 7,347

20041020FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

MY SEAT SENSOR IN MY CAR FAILED AT 7000 MILES OF USE. I HAVE A LOW MILEAGE MERCEDES AND IT WILL COST ALMOST 875 DOLLARS TO REPLACE. THIS SENSOR DISABLES THE PASSENGER AIR BAG IN CASE OF A BABY SEAT. I HAVE NEVER USED A BABY SEAT IN MY CAR AND IT IS NOW IN THE LOCKED (OFF) POSITION MAKING THE CAR EXTREMELY DANGEROUS FOR THE PASSENGER. FORTUNATELY I RARELY HAVE A PASSENGER BUT I WANT SOMEONE TO INVESTIGATE HOW OFTEN THIS SENSOR FAILS. WHEN THE CAR WAS NEW IT WAS TOUTED AS A SUPER SAFE CAR IN CASE YOU HAVE A BABY. NOW THAT IT IS IN LOCKED OFF POSITION IT IS A SUPER UNSAFE CARE FOR AN ADULT. [XXX] [XXX] BY THE WAY THERE ARE ALSO OTHER DEFECTS IN THIS PARTICULAR CAR. THE AIR COMPRESSOR EXPLODED AT ABOUT 4K MILES. THAT WAS REPLACED BY THE DEALER AT HIS COST. THE BATTERY DIED AT LESS THAN 3 YEARS BUT I HAD IT REPLACED BY THE DEALER AT 4 YEARS ALSO. AND... NOW THEY SAY THERE IS A POSSIBLE PROBLEM WITH MY FUEL TANK VERSUS A MALFUNCTIONING VALVE. THIS IS A LOT OF PROBLEMS FOR A

Mileage: 7,347

20040629EXTERIOR LIGHTING:BRAKE LIGHTS

I PURCHASED THE CAR WITH 1,000 MILES ON IT, I WAS THE 3RD OWNER. 1ST OWNER WAS DEALER IN NJ, 2-ND OWNER WAS MY FATHER. THE PROBLEM STARTED AROUND 15,000 MILES AND HAS CONTINUED. THE PROBLEM IS WITH THE REAR BRAKE3 LIGHT ASSEMBLY. I HAVE BEEN TOLD THAT THIS IS A "KNOWN DEFECT" THAT HAS NOT BEEN RECALLED WITH THE SLK MODEL THAT MERCEDES MANUFACTURES. I HAVE BEEN TOLD THE TAIL LIGHT ASSEMBLY DOES NOT HAVE A WAY TO COOL OFF AND GETS TOO HOT AND BURNS UP CAUSING THE BRAKE LIGHTS TO LOOSE CONNECTION AND THEY FAIL. 4 DIFFERENT MECHANICS HAVE ALL TOLD ME THE SAME STORY. I WAS TOLD THAT I COULD KEEP REPLACING THE PART AND THE SAME THING WOULD HAPPEN AGAIN AND AGAIN AND I WOULD NOT BE ABLE TO CORRECT THIS DEFAULT BECAUSE OF THE DESIGN OF THE MODEL OF THIS MERCEDES. I AM AFRAID THAT I AND MY SON WHICH IS 2 WILL BE IN A SERIOUS ACCIDENT MAYBE EVEN FATEL IF SOMETHING IS NOT DONE, I HAVE GONE TO THE DEALERSHIP LOOKING FOR HELP, THEY WILL NOT HELP ME, THEY TOLD ME TO GO TO MERCEDES, THEY WILL

Mileage: 15,000

Compare 1998MERCEDES-BENZSLK230 to Similar Vehicles

NHTSA Investigations

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Frequently Asked Questions

How many complaints does the 1998 MERCEDES-BENZ SLK230 have?
The 1998 MERCEDES-BENZ SLK230 has 42 NHTSA complaints, 0 crashes, 5 fires, 0 injuries, and 0 deaths reported.
What are the most common problems with the 1998 MERCEDES-BENZ SLK230?
The most-complained component for the 1998 MERCEDES-BENZ SLK230 is EXTERIOR LIGHTING:BRAKE LIGHTS with 10 complaints. Other frequently reported areas include POWER TRAIN:AUTOMATIC TRANSMISSION and EXTERIOR LIGHTING:TAIL LIGHTS.
Is the 1998 MERCEDES-BENZ SLK230 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.