help relay fuse ?????????

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Old Apr 12, 2010 | 03:51 PM
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1973olds98's Avatar
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help relay fuse ?????????

I am trying to identify a fuse or some type of relay on my 1973 olds 98..It is bolted to the firewll right next to the vacuum canister...Its pretty mush in the center of the firewall...It has about 6 wires going onto a stud that is coming out the front of it...Underneath there is 3 plgs that plug into it...I would like to replace it....thanks
Old Apr 12, 2010 | 04:48 PM
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I would guess with the stud coming out it's the horn relay/key buzzer.
Old Apr 12, 2010 | 06:06 PM
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Sure is alot of wires going to it..
Old Apr 12, 2010 | 06:23 PM
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It's the main electrical junction block. All Oldsmobiles prior to about 1978 have it. Some on firewall, some on fenderwell.

Just curious why you want to replace it? Without it, nothing electrical on the car will work unless you splice all the wires on it together. There's a feed from the (+) battery cable, a feed to/from the alternator, a main feed to the fuse block with a fusible link in it, and depending on car's electrical accessories, a feed to power windows/seat/tailgate along with other things.
Old Apr 12, 2010 | 06:56 PM
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It most certainly is the horn relay-junction block, according to the wiring diagram. Quite a lot of important wires connect there, including wires to the horns themselves, a wire to the horn button on the steering wheel, a fusible link through which power to the under-dash fuse panel runs, air-conditioner power, a fusible link from the starter solenoid, two connections to the generator, air-conditioner power, and the ignition switch key buzzer.

I have a '73 Custom Cruiser which has the same engine compartment as your car, and I just now went down to take a look at this. It's well back there behind the engine in a very inaccessible spot, and it looks like getting at it would be bear and a half. Why do you want to replace it?
Old Apr 12, 2010 | 07:52 PM
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Well i have my motor pulled so i can get to it pretty easy..Its old and has corrosion on it and i was just wanting to replace it with a new one...
Old Apr 12, 2010 | 07:53 PM
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Is this the same thing

http://www.autozone.com/autozone/cat...&parentId=57-0
Old Apr 12, 2010 | 07:59 PM
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Originally Posted by 1973olds98
Well i have my motor pulled so i can get to it pretty easy..Its old and has corrosion on it and i was just wanting to replace it with a new one...
Oh, well, if you have the engine out, that makes a big difference.
Old Apr 12, 2010 | 08:01 PM
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Originally Posted by 1973olds98
Is this the same thing
Well, it sure does look like it. Why not give it a shot.
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