Mercedes Benz repair: stuck ignition switch, 190 mercedes, tumbler

Question
85 190 mercedes have tried cleaning need to know how to ad just shift lincage.Can you help me PLEASE.

Answer
Question:
What do you have?
190D 2.2
190E 2.3

Confused:
What is your issue?
* The ignition shift interlock?
* Stuck ignition switch?
* Starting position issue?

Ignition Cylinder Tumbler replacement; mixed diesel/gas
http://www.mercedesshop.com/shopforum/showthread.php?p=1065596