<strong>Yahoo Message Number: 35123</strong>We have the LED SeeLevel II Tank Monitoring system in our 07 Allure. <br/>It's always worked except I noticed the other day (we are home, hooked up to 30amp service) that the LED readout has disappeared and shows three C's - ccc -<br/><br/>i read the manual but no mention of 3 ccc's as being any type of error & we haven't done anything diff. except get home...