This article is from the Chrysler-Plymouth-Dodge FAQ, by Dr. David Zatz with numerous contributions by others.
Applies to all cars and minivans with the manual trans A-523, A-543, and
A-568 (most of them). The TSB (21-24-93) says that "vehicles that are in
the dealership for any other reason should also be inspected for this leak
condition." What is replaced is a remote vent assembly in place of the
existing lock pin, and a new linkage adjusting procedure for future
service. It should take about 20 minutes. Most dealers will say "no problem
found" unless you stick the service advisor's finger into the oil leak.
 
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