TL* THE CONTACT OWNS A 2005 MERCEDES SL500. THE CONTACT STATED THAT THE IGNITION SWITCH WAS FAULTY AND CAUSED MULTIPLE MALFUNCTIONS IN THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE BATTERY NEEDED TO BE REPLACED. THE BATTERY WAS REPLACED HOWEVER, THE FAILURE PERSISTED. THE MANUFACTURER WAS CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS 9,000 AND THE CURRENT …
2005 Mercedes-Benz SL-Class electrical problems
severe 5 complaints filed with NHTSA · avg repair $850
Complaints
5
Recalls
0
Crashes
1
Avg fix
$850
What owners are reporting 2 most recent
TL* THE CONTACT OWNS 2005 MERCEDES BENZ SL500. THE CONTACT STATED THAT THE WHOLE RIGHT SIDE OF THE VEHICLE TRUNK CAUGHT ON FIRE WHILE THE VEHICLE WAS PARKED. THE CONTACT STATED THAT THE FIRE STARTED IN THE UPPER RIGHT FRONT AREA OF THE TRUNK WHERE THEY WERE WIRES AND SAW SPARKS. THE CONTACT STATED THAT THE FIRE WENT OUT ON ITS OWN BECAUSE THERE WAS NO OXYGEN. THE VEHICLE WAS NOT TAKEN TO A DEALER …
Common questions
How serious is the electrical problem on the 2005 Mercedes-Benz SL-Class?
It's a meaningful issue. 5 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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