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How do you wire an automotive alternator?

Updated: 10/22/2022
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15y ago

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Generally its pretty simple. On a '98 Ford Expedition, there is on larger red wire that bolts on top and a thin lead wire going to the battery. The alternator is grounded out by the bracket bolted to the engine, so there is no black wire. It is rather self-explanatory if you look at it closely.

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Q: How do you wire an automotive alternator?
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form_title= Automotive Alternators form_header= Ensure you car will run with an alternator. How old is your current alternator?*= _ [50] How long have you owned your vehicle?*= _ [50] When was the last time you had you car in for a tune-up?*= _ [50]