Bentley technical manuals. Detailed reference for particular years and models as on VW could offer.
I love this book it is the best. A little of everything, and most importantly all the importantant stuff in a manner that you can understand. If I had a Bug this is the book I would prefer to have as my helper.
bosch Technical Expertise is shared in thise manuals.
Every Haynes Manual is based on a complete tear down and rebuild of the subject vehicle.
Written by Keith Seume, Noted Editor and VW enthusiast