High Usage Vehicles May Experience Ignition Lock and Tumbler Failures on Mercedes-Benz SLK230

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: 92,165 (51,500–137,648)
7 model years affected: 1998, 1999, 2000, 2001, more2002, 2003, 2004
23 people reported this problem
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Viewing 1 - 10 of 10 problem details
2003 Mercedes-Benz SLK230 126,000 mi,
Ignition stuck; key will not turn
the key is hard to remove
2003 Mercedes-Benz SLK230 85,000 mi,
The key will not turn on the ignition. Had to replace tumbler and sterring lock.
2004 Mercedes-Benz SLK230 120,000 mi,
steering locked up and ignition key will not turn
2002 Mercedes-Benz SLK230 70,000 mi,
replaced cylinder lock.
2003 Mercedes-Benz SLK230 81,000 mi,
ignition tumbler problem
2002 Mercedes-Benz SLK230 51,500 mi,
Have not fixed the problem yet, but both new and old keys stick, and lock has not failed yet. Local dealer will replace cylinder and steering column lock for $700+, so still considering whether to have them do it or just replace the cylinder for <$50.
2003 Mercedes-Benz SLK230 137,648 mi,
Had them replace ignition Lock and Tumbler
2004 Mercedes-Benz SLK230 79,000 mi,
the key will not turn , it will go one click and sticks so that car cannot be started