Honda Civic Si
Report: Engine rear main oil seal may leak
Honda Civic Si Problem
The rear main oil seal can leak. The transmission has to be removed to replace the rear main seal on the engine.
Visitor, 2003 Honda Civic Si, 132,000 mi
Oil leak near transmission between the oil pan and engine block. Not fixed yet. Engine has to be taken apart to get to it/look at it. Potentially $500-700 repair.