2008 T2 V6 with 48k. MIL has been on since 9/11. Here's what I've done so far: 1. Tightened the gas cap 2. Filled up with some BP w/ Invig 93 octane instead of the Wawa 93 we have around here in NJ. 3. Replaced the gas cap yesterday on 9/14. My wife drives the Treg to work so I just get...

I have a Touareg 05 V6. During the first week of ownership, the MIL appeared. The dealership told me to bring it right in. They checked it and told me everything was fine. This happened repeatedly during the first few years of ownership, until I just started ignoring the light. VW finally...