Yahoo Message Number: 4162 (http://groups.yahoo.com/neo/groups/Country-Coach-Owners/conversations/messages/4162)
FYI
There has been a really good series of posts on the RV-Diesel forum concerning Engine Block Heaters and Air Intake Manifold Grid Heaters on the newer electronic diesel engines (Cat & Cummins) starting with post 20538 if you are ever interested.
Fred