It appears this particular spark plug has been discontinued by Motorcraft.
A quick review of O'Reilly's and Autozone shows a replacement plug is available: AGSF42FM
Read the owners manual.
Depends on your climate. Consult the owners manual.
You can view the 2003 Ford Windstar owners manual online at : www . motorcraft service . com ( no spaces ) Click on Owner Guides
Without a model year for reference, it'll be necessary to check the Owners Manual for the specific model year.See "Related Questions" below for Windstar trailer towing capacities and links to electronic Owners Manuals
According to the 2003 Ford Windstar owners manual : It has a ( 98.4 litre / 26.0 U.S. gallon fuel tank ) Answer this question...
Depends on what you mean - a repair manual or the Owners Manual.See "Related Questions" below for more about each.
You can view the owners manual online at : www . motorcraft service . com ( no spaces ) Click on Owner Guides
According to the 1996 Ford Windstar owners manual : LX trim ( 25 U.S. gallons ) Gl ( 20 or optional 25 )
The Onboard Diagnostics Tool or ODBII for the 1999 Ford Windstar does require a fuse which is listed on the fuse chart of the Ford Windstar owners manual.
Although not exact, Ford does have the 1996 Owners Manual online. See "Related Questions" link below for details I didn't see the 1995 manual, but they do have the 1996 which will be virtually identical: http://www.analogstereo.com/ford_windstar_owners_manual.htm
You can view the 2001 Ford Windstar owners manual online at : www . motorcraft service . com ( no spaces ) Click on Owner Guides It has pictures and meanings
You can view the 2001 Ford Windstar owners manual online at : www . motorcraft service . com ( no spaces ) Click on Owner Guides