You can find a workshop manual for an Isuzu Wizard at auto part stores. You can also contact the manufacturer for the manual.
I got an Isuzu Workshop Manual, January 1987. This book shows anything and Everything you ever want to know about this car. Publication No AIMI-SVC-126 Parts No. 2-90999-407-6.
Haynes manual or ford workshop manual
you can find it in a workshop manual
daewoo manualtry eBay
haynes manual or a Ford workshop manual
Turbo Ninjas offers the Nissan RB20E workshop manual free as a PDF. You need to search the sites name and engine name in Google to find the link.
There is no online resources that provides the 2001 Holden Astra CD workshop manual for free. Try contacting Holden for a copy of the original manual.
First you need to find the manual for the minitool partition for the wizard.
In a book store
In the Haynes workshop manual
pepboys
You can find them in the haynes manual or triumph workshop manual for that model. You can get the manual here:http://www.haynes.com/products/productID/431