The Internet really is a wonderful thing you can find almost anything online but some are hard to find. Here is a list of links that I find useful and use often. I hope this helps you find what you are looking for.
MrCarts.com has put up the PDF versions of some ez-go golf cart manuals lots of good info but its not all of them.
Yamaha Golf Cart manuals are provided (like it should be) by the Yamaha web site its self. Here is a link directly to the page you need.
If you are working on a older or vintage golf cart or burden carrier, vintagegolfcartparts.com has put together a good collection of wiring diagrams. This site has helped me a lot.
|Centennial Golf Cart Batteries|
|Trojan Golf Cart Batteries|
|Ele. full service|