Time to write a nice long letter to Honda Corporate with a list of issues, documentation proving the issues, pictures, and any other evidence u may have gathered. Send it Certified mail, so someone at the home office is forced to sign for it. Pay for delivery confirmation from the USPS so that you know it was delivered. And just for fun... at the lower left hand of the letter, show how a copy was also sent to an attorney
I did just that with Dell. Needless to say, I had a top dog call me in a few days, and the situation worked out