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What 11 owners told NHTSA about the 2012 Mercedes-benz Slk-class

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (11)Crash / fire / injury (1)Fuel system (3)Airbags (1)Electrical system (1)Engine (1)Seats (1)Steering (1)Suspension (1)Transmission & drivetrain (1)Wheels (1)

1 of 11 complaints match · Airbags · clear filters

Feb 20, 2015Airbags

TL* THE CONTACT OWNS A 2012 MERCEDES BENZ SLK350. THE CONTACT STATED THAT THE OCCUPANT CLASSIFICATION SYSTEM WARNING LIGHT ILLUMINATED. THE VEHICLE WAS NOT TAKEN TO AN INDEPENDENT MECHANIC. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 5,800.

NHTSA ODI 10689572

Working with the data? Download all 11 complaints as CSV · fetched from NHTSA July 26, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2012 Mercedes-benz Slk-class verdict →