High Usage Vehicles May Experience Ignition Lock and Tumbler Failures on Mercedes-Benz C280

Due to wear, high usage vehicles can experience ignition lock and tumbler failures. The ignition lock cylinder will generally require replacement to correct this concern.

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Average mileage: 157,501 (67,000–250,000)
4 model years affected: 1994, 1995, 1996, 1997
13 people reported this problem
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problem details
1997 Mercedes-Benz C280 242,450 mi,
Key would not turn and the car would not start.
1994 Mercedes-Benz C280 121,000 mi,
the master key was worn and causing tumbler failures .. I started using the round key instead and it is still working
The key wont turn on the ignition, I guess I'm having the same problem, as the other people!!
1995 Mercedes-Benz C280 67,000 mi,
drivers side doors lock no longer functions, have not yet replaced
1997 Mercedes-Benz C280 250,000 mi,
Key won't turn. But after several tries turns and starts car with no problem.