Originally Posted by sidewayz 5t-10t-15t and so on. Thanks. How about the 6 months thing? Where do I start counting? From the date I bought it (Aug 31 2006)? Or from the date I had the 1,000 km check-up (mid-October)? If I were to follow this, would I be due Feb 28, 2007 (lampas na!) OR mid-April?