Wiggle, wiggle, curse, and wiggle some more. If you get it free leave it in position 1 and remove the tumbler using a paper clip as a release too. (there are some good threads about this on the board here). If hours of wiggling fail, try this: http://www.dieselgiant.com/repairignitionlock.htm

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1979 240D- 316K miles - VGT Turbo, Intercooler, Stick Shift, Many Other Mods - Daily Driver

1982 300SD - 232K miles - Wife's Daily Driver

1986 560SL - Wife's red speed machine