Usualy there are 4 wires one wire is from the casing which goes to the negative terminal of the battery then out of the other 3 wires one is the field wire which you should connect to positive but make sure you put a basic on off switch turn switch on when starting alternator turn off once running and leve off when not in use.
Cable connecting battery to alternator.
The ground is a major part of the battery s charging system so assuming that you re getting proper voltage output from the alternator wire and the battery isn t hashed then you may be looking at a bad ground wire.
Acdelco 20943125 gm original equipment alternator battery jumper cable.
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A battery that refuses to take a charge is one sign of a bad ground.
Install a jumper from pin f in harness plug to b terminal on alternator.
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The other two wires go to the positive terminal of batery if.
With a one wire install simply connect the charge wire from to alternator battery post left to the battery.
Turn on battery switch.
And connect the red wire to the output side of the alternator 10 32 stud take the long wire and connect to the side of the coil.
How to connect alternator to battery.
Connect b battery cable to alternator.
If you are able to look at a manufacturer s diagram of the alternator s connectors the wire that slides over pin 1 of the alternator leads to the positive connection on the vehicle s battery and senses voltage.
Tuff stuff does recommend upgrading the charge wire to a larger gauge smaller number as the factory wiring might not be capable of carrying the extra amperes without melting.
Get it as soon as fri sep 25.
This connector is manufactured so it may be inserted into the connector socket on the alternator one way only.