Owners manual for century model 117030 where can i find one

Locate the coolant bleed valve on top of the thermostat bypass tube (see attachment from the Owners Manual). Follow instruction in the manual.

https://www.dezosmanuals.com/wp-content/uploads/2021/07/1994-Buick-Century.pdf

Might be faster to drop by a wrecking yard and grab one.

There's this website www.reliable-store.com
They have books on ALL vehicles.
it covers wiring diagrams, electrical diagrams,
fuse diagram, torque specs, PCV, error codes, fault codes, service info,
repair info, parts info, owner's/service/repair/parts/maintenance manuals etc everything totally..
I have 1987 toyota 4runner model and I keep servicing and when needed repair it on my own. worth it !!!

Rayder, 1994 Buick Century WIRING DIAGRAM. Check the attached links,instruction and guides, Good luck
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http://www.vadengmpp.com/owners-manual/buick/1994-Buick-Century.pdf
http://www.revbase.com/BBBMotor/Wd
Rayder 1994 Buick Century WIRING DIAGRAM Google Search

Check the owner's manual.Relays are under a cover in the engine compartment or under the dash. The owners manual should show you the location.

You will damage the transmission if you do that. See section 4-31 of the owners manual at http://pdfcast.org/pdf/2002-buick-century-owners-manual.

go to any local auto wrecking yard and they may not even charge you for it

check fuses

Chk in the glove comparment.

I cant find my fuel pump fuse? on a 1992 Buick Century