NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
25 reports61,714 miles · Oct 21, 2013
Electrical SystemVisibility/wiper
THE AUTO DIMMING REAR VIEW MIRROR TURNED BLACK AND I CANNOT SEE OUT OF IT DEALER WANTS LIKE $800 TO REPLACE IT. THERE ARE MANY PEOPLE ON THE FORUMS WITH THE SAME PROBLEM, ALSO THE AUTO DIMMING DRIVERS SIDE MIRROR HAS A SIMILAR PROBLEM AND CAN'T SEE OUT OF THAT EITHER, AGAIN MANY PEOPLE ON THE FORUMS COMPLAIN ABOUT THIS TOO. AT…
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THE AUTO DIMMING REAR VIEW MIRROR TURNED BLACK AND I CANNOT SEE OUT OF IT DEALER WANTS LIKE $800 TO REPLACE IT. THERE ARE MANY PEOPLE ON THE FORUMS WITH THE SAME PROBLEM, ALSO THE AUTO DIMMING DRIVERS SIDE MIRROR HAS A SIMILAR PROBLEM AND CAN'T SEE OUT OF THAT EITHER, AGAIN MANY PEOPLE ON THE FORUMS COMPLAIN ABOUT THIS TOO. AT ONE TIME THE MANUFACTURER OF THE MIRROR WAS SENDING FREE REPLACEMENTS SINCE THERE WERE SOME QUALITY CONTROL PROBLEMS, BUT NO MORE. *TR
NHTSA ODI #10548651
34,986 miles · May 31, 2011
Visibility
VISUAL IMPAIRMENT DUE TO "LAVA LAMP/ DISTORTED BUBBLE" EFFECT IN AUTO-DIMMING REARVIEW AND SIDE MIRROR. I NEVER REALIZED SO MANY OTHER PEOPLE WERE HAVING THIS PROBLEM AND DIDN'T REALIZE THAT THIS WEBSITE EXISTED. I WOULD HAVE FILED MY COMPLAINT A LONG TIME AGO. I'VE NEVER HEARD OF REPLACE A REARVIEW MIRROR BEFORE. ONE DAY I WAS …
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VISUAL IMPAIRMENT DUE TO "LAVA LAMP/ DISTORTED BUBBLE" EFFECT IN AUTO-DIMMING REARVIEW AND SIDE MIRROR. I NEVER REALIZED SO MANY OTHER PEOPLE WERE HAVING THIS PROBLEM AND DIDN'T REALIZE THAT THIS WEBSITE EXISTED. I WOULD HAVE FILED MY COMPLAINT A LONG TIME AGO. I'VE NEVER HEARD OF REPLACE A REARVIEW MIRROR BEFORE. ONE DAY I WAS DRIVING AND I NOTICED THERE WAS A BUBBLE IN THE MIDDLE OF MY TINY MIRROR. IT KEPT GETTING LARGER AND DIDN'T GO AWAY ON ITS OWN. NAIVELY, I THOUGHT IT WAS JUST THE OUTSIDE HUMIDITY BUT I SHOULD HAVE KNOWN BETTER. THIS MIRROR COSTS WAY TOO MUCH FOR THE TERRIBLE PERFORMANCE. *TR
NHTSA ODI #10403887
56,200 miles · Jan 31, 2011
Visibility
THE INSIDE REAR VIEW MIRROR IN MY 2002 MERCEDES-BENZ SLK32 IS A SELF-DIMMING MIRROR THAT HAS MALFUNCTIONED. THE MIRROR CONTAINS SOME KIND OF FLUID THAT LEAKED OUT ONTO MY CENTER CONSOLE AND THEN THE DIMMING EFFECT NO LONGER WORKED, LEADING TO AN UNSAFE CONDITION AT NIGHT. THERE IS NO MANUAL BACKUP WITH THIS MIRROR, IT IS ELECTR…
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THE INSIDE REAR VIEW MIRROR IN MY 2002 MERCEDES-BENZ SLK32 IS A SELF-DIMMING MIRROR THAT HAS MALFUNCTIONED. THE MIRROR CONTAINS SOME KIND OF FLUID THAT LEAKED OUT ONTO MY CENTER CONSOLE AND THEN THE DIMMING EFFECT NO LONGER WORKED, LEADING TO AN UNSAFE CONDITION AT NIGHT. THERE IS NO MANUAL BACKUP WITH THIS MIRROR, IT IS ELECTRIC AND ONCE IT FAILS, IT STOPS WORKING. I FEEL MERCEDES-BENZ SHOULD ISSUE A RECALL ON CARS CONTAINING THESE MIRRORS AND REPLACE THEM. *TR
NHTSA ODI #10379632
69,500 miles · Dec 6, 2010
Vehicle Speed Control
2002 MERCEDES SLK320 FAILS TO ACCELERATE RANDOMLY AND AT CRITICAL MOMENTS. GAS PEDAL CAN BE PUSHED ALL THE WAY TO THE FLOOR BUT THE CAR REMAINS AT IDOL SO THE CAR DOESN'T HAVE ENOUGH POWER TO GET OUT OF THE WAY OF ONCOMING TRAFFIC. NO WARNING OR CHECK ENGINE DIAGNOSTICS ARE GENERATED. POWER IS SLOW TO RECOVER BUT LEAVES THE CA…
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2002 MERCEDES SLK320 FAILS TO ACCELERATE RANDOMLY AND AT CRITICAL MOMENTS. GAS PEDAL CAN BE PUSHED ALL THE WAY TO THE FLOOR BUT THE CAR REMAINS AT IDOL SO THE CAR DOESN'T HAVE ENOUGH POWER TO GET OUT OF THE WAY OF ONCOMING TRAFFIC. NO WARNING OR CHECK ENGINE DIAGNOSTICS ARE GENERATED. POWER IS SLOW TO RECOVER BUT LEAVES THE CAR LIMPING ALONG AT IDOL UNTIL IT RESPONDS AGAIN. SEVERAL OWNERS HAVE SAID THAT THEY HAD TO REPLACE THE PEDAL POSITION SENSOR OR THE ENTIRE GAS PEDAL ASSEMBLY TO CORRECT THE PROBLEM. THIS CAN COST $100 TO $400 EACH TIME THE PROBLEM HAPPENS. THE UNPLANNED OPERATIONAL FLAW CAN CAUSE AN ACCIDENT WHEN THE CAR RANDOMLY WILL NOT ACCELERATE. I PERSONALLY HAVE HAD SEVERAL NEAR MISSES WHEN MERGING OR TURNING IN TO TRAFFIC ONLY TO FIND MYSELF LIMPING IN FRONT OF A LARGE SUV BEARING DOWN ON ME. THERE IS A 5 SECOND OR MORE LAG UNTIL THE CAR STARTS TO RESPOND AGAIN. RESPONSE DOESN'T COME ON RIGHT AWAY BUT SLOWLY RAMPS UP TO THE NEEDED SPEED. *TR
NHTSA ODI #10369383
52,000 miles · Sep 9, 2010
Traction Control System
TL* THE CONTACT OWNS A 2002 MERCEDES BENZ, SLK 320. THE CONTACT STATED WHILE DRIVING AT 60 MPH , THE BRAKES LOCKED UP AND THE BAS/ESP (TRACTION CONTROL LIGHT) CAME ON CAUSING THE VEHICLE TO SLOW DOWN TO 10 MPH ALMOST CAUSING A CRASH WHILE ON THE FREEWAY. SUDDENLY THE BRAKES UNLOCKED AND THE CONTACT WAS ABLE TO DRIVE THE VEHI…
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TL* THE CONTACT OWNS A 2002 MERCEDES BENZ, SLK 320. THE CONTACT STATED WHILE DRIVING AT 60 MPH , THE BRAKES LOCKED UP AND THE BAS/ESP (TRACTION CONTROL LIGHT) CAME ON CAUSING THE VEHICLE TO SLOW DOWN TO 10 MPH ALMOST CAUSING A CRASH WHILE ON THE FREEWAY. SUDDENLY THE BRAKES UNLOCKED AND THE CONTACT WAS ABLE TO DRIVE THE VEHICLE HOME. THE CONTACT TOOK THE VEHICLE TO A LOCAL MECHANIC WHO PERFORMED A DIAGNOSTIC TEST. THE TEST SHOWED A GLITCH IN THE COMPUTER SYSTEM. THE LOCAL MECHANIC IS CURRENTLY REPLACING THE COMPUTER WHICH CAUSED THE BRAKES TO LOCK UP. PREVIOUSLY THE CONTACT CALLED THE MANUFACTURER REGARDING THE BAS/ESP LIGHT BUT THE MANUFACTURER INFORMED THE CONTACT THAT THE DEALER WOULD NOT DO A DIAGNOSTIC TEST AT NO COST. THE CONTACT STATED THE MANUFACTURER SHOULD HAVE DONE A FREE DIAGNOSTIC TEST. THE FAILURE MILEAGE WAS 52,000. UPDATED 01/28/11 *BF THE CONSUMER A SMALL COMPUTER WAS REPLACED. UPDATED 03/22/11
NHTSA ODI #10354704
87,000 miles · Aug 10, 2010
Electronic Stability Control (esc)Service Brakes, Hydraulic
I BOUGHT A SLK 320 2002 MODEL AND WHILE DRIVING THE RIGHT SIDE BRAKES SO VIOLENTLY THE TIRES SQUEAL, I AM AFRAID TO GET ON AN INTERSTATE, AND READING A LOT OF REVIEWS I SEE I AM NOT THE ONLY ONE. THIS IS A TREMENDOUS SAFETY CONCERN. *TR
NHTSA ODI #10348604
61,000 miles · Jun 29, 2010
VisibilityCrash
MB SHOULD RECALL REARVIEW MIRRORS FOR 1998-2003 SLK. LOOKING AT ARTICLES OVER THE INTERNET, LOTS OF SLK OWNERS HAVE EXPERIENCED THIS PROBLEM, SO THIS IS A KNOWN COMMON ISSUE FOR THE CAR. THE PROBLEM IS THAT THE REARVIEW HAS AN AUTO DIM FEATURE, AND THIS MIRROR USUALLY LEAKS MAKING THE MIRROR VERY DARK WHERE YOUR CANNOT USE IT AN…
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MB SHOULD RECALL REARVIEW MIRRORS FOR 1998-2003 SLK. LOOKING AT ARTICLES OVER THE INTERNET, LOTS OF SLK OWNERS HAVE EXPERIENCED THIS PROBLEM, SO THIS IS A KNOWN COMMON ISSUE FOR THE CAR. THE PROBLEM IS THAT THE REARVIEW HAS AN AUTO DIM FEATURE, AND THIS MIRROR USUALLY LEAKS MAKING THE MIRROR VERY DARK WHERE YOUR CANNOT USE IT ANYMORE. *TR
NHTSA ODI #10340680
Mileage unknown · Sep 7, 2009
EquipmentVisibility
THE INSIDE REAR VIEW MIRROR IN MY 2002 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 O…
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THE INSIDE REAR VIEW MIRROR IN MY 2002 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. *TR
NHTSA ODI #10283058
40,000 miles · Jan 6, 2009
Visibility
THE INSIDE REAR VIEW AND THE EXTERIOR REAR VIEW MIRRORS IN MY 2002 MERCEDES-BENZ SLK 32 AMG (R170 MODEL) ARE ELECTRO CHROMIC SELF-DIMMING MIRRORS THAT HAVE NO MANUAL BACKUP. THE MIRRORS CONTAINED A FLUID WHICH LEAKED OUT CAUSING THE SELF-DIMMING MIRROR TO FAIL TO PROVIDE DIMMING AGAINST REAR APPROACHING HEADLIGHTS RESULTING IN …
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THE INSIDE REAR VIEW AND THE EXTERIOR REAR VIEW MIRRORS IN MY 2002 MERCEDES-BENZ SLK 32 AMG (R170 MODEL) ARE ELECTRO CHROMIC SELF-DIMMING MIRRORS THAT HAVE NO MANUAL BACKUP. THE MIRRORS 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 MIRRORS 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 INTERIOR MIRROR IS ABOUT $200 AND THE EXTERIOR (GLASS ONLY) IS AROUND $400. ABOUT A YEAR AGO, MAGNA DONNELLY WAS REPLACING THESE MIRRORS FOR FREE BUT STOPPED FOR UNKNOWN REASONS. *TR
NHTSA ODI #10254050
35,000 miles · Dec 3, 2008
Visibility
VISIBILITY SUMMARY: VEHICLE TYPE IS 2002 MERCEDES BENZ SLK230 (R170 MODEL). THE INSIDE REAR VIEW MIRROR IS AN ELECTROCHROMIC SELF DIMMING MIRROR THAT HAS NO MANUAL BACKUP. THE MIRRORS FAIL LOSING THEIR ABILITY TO PROVIDE DIMMING AGAINST REAR APPROACHING HEADLIGHTS CAUSING THE DRIVER TO EITHER BE BLINDED OR TO HAVE TO TURN TH…
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VISIBILITY SUMMARY: VEHICLE TYPE IS 2002 MERCEDES BENZ SLK230 (R170 MODEL). THE INSIDE REAR VIEW MIRROR IS AN ELECTROCHROMIC SELF DIMMING MIRROR THAT HAS NO MANUAL BACKUP. THE MIRRORS FAIL LOSING THEIR ABILITY TO PROVIDE DIMMING AGAINST REAR APPROACHING HEADLIGHTS CAUSING THE DRIVER TO EITHER BE BLINDED OR TO HAVE TO TURN THE MIRROR UP AND HAVE NO REAR VIEW CAPABILITY. I KNOW OF MANY DOCUMENTED CASES OF THESE MIRRORS FAILING INCLUDING MY OWN. SOME FAIL BY JUST QUITTING WORKING WHILE OTHERS LEAK THE INTERNAL FLUID. *TR
NHTSA ODI #10250685