<strong>Yahoo Message Number: 2000</strong>I just joined the group and found a few of my answers to my problems. I have a 2002 36 foot Intrigue. So far it has been great and I love to drive it. My black water rinse is plugged and I hope to use your suggestions. Since the engine uses polypropylene as a coolant because of the hurricane heating system, I found it difficult to find a...