You can find a 1992 Chevrolet Blazer S-10 fuse box diagram in the back of your owners manual. You can also find the fuse box diagram in Chevrolet service manuals.
You can find a 4x4 diagram for your 1982 Chevy K5 Blazer in the car's owner's manual. You can also check with local auto stores.
You can find a diagram for the vacuum system in a 1995 Blazer 4x4 will be located in the Blazer service manual. The manual can be purchased in most auto parts.
autozone.com
A person can find a fuse box diagram for a 1984 Chevy S10 Blazer in a Chilton's Automotive Repair Manual. This manual usually costs about $25 or less at an automotive parts store.
The service used a standard civilian (contracted) Chevy Blazer during the 90's.
Section 4-31 of Chilton Book #28160
A motor manual. buy a chilton manual for 88 blazers you can find them in any parts store for about 20.00$ they will have a fuse box diagram.
A haynes manual sold at NAPA stores $20.00 has it.
Purchase a shop manual for that vehicle. Try Helm.com
owners manual should explain how to do it
In the belt book at most autoparts stores have a diagram section for serpentine belt routing. I worked for Carquest for 2yrs and their books had them.
If the diagram is not still on your radiator shroud or the underneath side of your hood, your GM dealer has the stickers or fiche to show the routing.