https://plaincars.com/make/mercedes-benz-300sd New NHTSA complaints and recalls filed for the Mercedes-Benz 300sd. en-us Sun, 18 Oct 2026 06:12:22 GMT https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-1596653 Thu, 22 Aug 2019 00:00:00 GMT TL* THE CONTACT OWNS A 1993 MERCEDES-BENZ 300SD. THE CONTACT STATED THAT THE INSULATION HAD EXPOSED AND BURNT WIRES. THE CONTACT CALLED ARLINGTON MERCEDES-BENZ (585 N GLEBE RD, ARLINGTON, VA 22203, (703) 525-2100) AND WAS INFORMED THAT THEY NO LONGER HAD PARTS FOR THE VEHICLE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WA https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-1316242 Sat, 10 Sep 2016 00:00:00 GMT THE ENGINE WIRING HARNESS OF MY 1993 MERCEDES-BENZ 300SD HAS CRACKED INSULATION THROUGHOUT AND IS BEGINNING TO SHORT-CIRCUIT WITH THE RISK OF CAUSING DANGEROUS ENGINE MALFUNCTION AND FIRE. I HAVE READ MANY REPORTS OF OTHER MERCEDES-BENZ CARS OF THE SAME AGE RANGE 1992-1997 HAVING THE EXACT SAME DEFECT "ECO WIRING". JUST LOOK AT ANY ONLINE FORUM OR TALK TO ANY MERCEDES TECHNICIAN. THIS IS A KNOWN https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-1076486 Tue, 17 Jun 2014 00:00:00 GMT ENGINE WIRING HARNESS PART# 140 540 2005. THIS HARNESS HAS COMPLETELY DETERIORATED CAUSING THE ENGINE TO BE INOPERABLE. AFTER MONTHS OF RESEARCH ONLINE AND PHONE CALLS TO MB I HAVE NO PARTS AND NO ANSWERS TO THE PROBLEM. SO MANY OF THESE CARS HAVE HAD THESE PROBLEMS AND YET NO RECALL HAS BEEN ISSUED. WHY? IT IS A FIRE WAITING TO HAPPEN. THERE ARE MANY HARNESS AVAILABLE FOR VARIOUS MODELS WITH T https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-786492 Mon, 10 May 2010 00:00:00 GMT TL* THE CONTACT OWNS A 1984 MERCEDES 300SD. THE VEHICLE WAS EQUIPPED WITH GOODYEAR ASSURANCE COMFORTED 195/70/14 TIRES. UPON EXAMINING THE VEHICLE, THE CONTACT NOTICED THAT THE FRONT PASSENGERS TIRE WAS DEFLATED. THE CONTACT ALSO STATED THAT THE SIDEWALLS ON ALL FOUR TIRES WERE DRY AND ROTTED. THE FAILURE AND CURRENT MILEAGES WERE 228,000. https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-709282 Sat, 21 Feb 2009 00:00:00 GMT I PURCHASED A 1993 MERCEDES 300SD IN AUGUST 2009. THE CAR HAD 58,000 ORIGINAL MILES ON IT. I WAS THE SECOND OWNER. I TOOK THE CAR TO A LOCAL IMPORT CAR/MERCEDES SERVICE CENTER TO HAVE IT CHECKED OVER. THE MECHANIC POINTED OUT THAT THE MAIN ENGINE WIRING HARNESS AND THE GLOW PLUG WIRING HARNESS HAD SERIOUS PROBLEMS. THE WIRES HAD SERIOUS CRACKS AND MUCH OF THE INSULATION WAS MISSING. I WAS INFORMED https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-560562 Sat, 29 Oct 2005 00:00:00 GMT ENGINE WIRING HARNESS FAILURE. APPARENTLY THERE HAVE BEEN OVER 100 OF THESE REPORTED BUT NO ACTION. WHY? *JB https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-271920 Fri, 02 Feb 2001 00:00:00 GMT WHILE DRIVING ON THE HIGHWAY, THE ACCELERATOR PEDAL STUCK AND THE BRAKES FAILED TO STOP VEHICLE, CAUSING LOSS OF CONTROL OF THE VEHICLE. *AK *YD https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-271921 Fri, 02 Feb 2001 00:00:00 GMT WHILE DRIVING ON THE HIGHWAY, THE ACCELERATOR PEDAL STUCK AND THE BRAKES FAILED TO STOP VEHICLE, CAUSING LOSS OF CONTROL OF THE VEHICLE. *AK *YD https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-239320 Mon, 18 Sep 2000 00:00:00 GMT I PURCHASED A 1993 MERCEDES BENZ-300SD THROUGH A LOCAL BUSINESS MAN IN COLUMBIA, SC WHO HAD THE CAR ON LEASE. I PAID THE LEASING COMPANY, MERCEDES CORPORATION FOR THE CAR. THIS CAR HAD TO HAVE A NEW MOTOR AT 46,000 MILES. I AM NOW TOLD THAT I MIGHT HAVE TO HAVE ANOTHER MOTOR. I HAVE HAD TO REPACE THE MOTOR FOR THE FAN THAT RUNS THE AIR/HEAT; REPLACE UNITS THAT CONTROLS THE FACTORY INSTALLED TE https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-236710 Thu, 14 Sep 2000 00:00:00 GMT I PURCHASED A 1993 MERCEDES BENZ-300SD THROUGH A LOCAL BUSINESS MAN IN COLUMBIA, SC WHO HAD THE CAR ON LEASE. I PAID THE LEASING COMPANY, MERCEDES CORPORATION FOR THE CAR. THIS CAR HAD TO HAVE A NEW MOTOR AT 46,000 MILES. I AM NOW TOLD THAT I MIGHT HAVE TO HAVE ANOTHER MOTOR. I HAVE HAD TO REPACE THE MOTOR FOR THE FAN THAT RUNS THE AIR/HEAT; REPLACE UNITS THAT CONTROLS THE FACTORY INSTALLED TE https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-234181 Thu, 07 Sep 2000 00:00:00 GMT WAS TRAVELING ABOUT 65MPH ON HIGHWAY AND VEHICLE WAS SHAKING AND VIBRATING. ALSO, LOST CONTROL FOR A FEW MONUTES. HE STEERED T VEHICLE TO SAFETY. DRIVER'S REAR TIRE TREAD SEPARATED. *AK https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-226497 Tue, 22 Aug 2000 00:00:00 GMT UNCONTROLABLE STEERING SHAKE AT 50 MPH https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-118872 Wed, 14 Oct 1998 00:00:00 GMT CAR BLEW CYLINDER HEAD GASKET CAUSING ENGINE OIL TO BURN EXCESSIVELY. https://plaincars.com/make/mercedes-benz-300sd https://plaincars.com/make/mercedes-benz-300sd#complaint-89493 Fri, 10 Oct 1997 00:00:00 GMT WIRES UNDER THE HOOD IN THE ENGINE COMPARTMENT ARE CRACKED (THE WIRE INSULLATION). THE INSULATION FOR EACH INDIVIDUAL WIRE IS CRACKED (OWNER CAN SEE THE COPPER WIRE) THE DEALER HAS BEEN NOTIFIED. *AK