Mercedes Benz SL500 electrical problems
44 complaint narratives mention electrical terms.
Key facts
225 owner complaints analyzed
1 distinct recall campaigns
65,000 mi median reported failure mileage
Scope: 1992 to 2009 model years. Data snapshot: . 189 complaints include usable failure mileage.
Electrical and battery issues evidence
44 of 225 complaints match this topic (19.6%). The keyword filter can include complaints that mention a transmission without reporting its failure. View matching rules.
Owner report 10216744 · 2008-02-02 (February 2, 2008)
MERCEDES SL 600 WIRING HARNESS FAILURE. ALMOST ALL OF THEM HAVE THIS AND MERCEDES WILL DO NOTHING. CAR ABRUPTLY LOOSES POWER AT HIGHWAY SPEED ENDANGERING ALL. *TR
Owner-reported narrative. 17,868 miles reported. Look up ODI 10216744 at NHTSA ↗
Owner report 10317711 · 2010-03-08 (March 8, 2010)
ELECTRICAL WIRING INSULATION IS DEGRADING ON WIRING HARNESS(S) IN ENGINE COMPARTMENT. THIS IS A POTENTIAL FIRE HAZARD WHICH COULD LEAD TO LOSS OF LIFE OR SERVE PROPERTY LOSS. I FEEL MERCEDES SHOULD PROVIDE COMPLETE REPLACEMENT OF THESE WIRING HARNESS'S ON AFFECTED MODEL SL500, YEARS 1991 THRU 1996 REGARDLESS OF THE MILEAGE. *TR
Owner-reported narrative. 100,000 miles reported. Look up ODI 10317711 at NHTSA ↗
Owner report 10317729 · 2010-03-08 (March 8, 2010)
WIRING INSULATION BREAKING DOWN IN THE WIRING HARNESS IN THE ENGINE CONTROLS CAUSING DAMAGE INSULATION HAS COME OFF AND WIRES BARE AND TOUCHING . *TR
Owner-reported narrative. 60,000 miles reported. Look up ODI 10317729 at NHTSA ↗
Owner report 10403922 · 2011-05-31 (May 31, 2011)
TL*THE CONTACT OWNS A 1993 MERCEDES BENZ SL500. THE CONTACT STATED THE INSULATION OVER THE COPPER WIRING HARNESS WHEN IT WAS EXPOSED TO THE HEAT IN THE ENGINE BECAME EXPOSED WHICH CAUSED THE VEHICLE TO NOT WORK PROPERLY. THE VEHICLE WAS TAKEN TO THE DEALER WHO OFFERED NO ASSISTANCE AND THE CONTACT WAS TOLD THERE WERE NO RECALLS OR WARRANTIES. THE MANUFACTURER WAS CONTACTED AND OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS 146,000.
Owner-reported narrative. 146,000 miles reported. Look up ODI 10403922 at NHTSA ↗
Owner report 10762699 · 2015-09-09 (September 9, 2015)
BAD WIRING HARNESS. INSULATION DANGEROUSLY DEGRADED WITHIN SHEATHING, CAUSING A SHORT IN MY ENGINE. THIS SHOULD BE A MERCEDES RECALL WITH PARTS AND LABOR REPAIRS PAID BY MERCEDES. THIS PROBLEM IS AS SERIOUS AS THE RECENT IGNITION SWITCH PROBLEMS. HAD THIS HAPPENED ON THE INTERSTATE THIS COULD HAVE EASILY CAUSED A MULTIPLE FATALITY WRECK. PLEASE CONTACT ME ASAP!
Owner-reported narrative. 55,000 miles reported. Look up ODI 10762699 at NHTSA ↗