Originally Posted by bikerboybobh
the same thing happened on my old ranger one day after doing some cleaning under the hood. they told me it was a spun bearing in the alt.
Same thing happened to me, by mine would only squeal under a load like havin the A/C on Max along with the headlights and fog lights all on at the same time. I thought it was my A/C Compressor because it would quit squeling when i turned the A/C off, but come to find out it was my alternator causing the problem. Like bikerboybobh said, i guss to many engine cleanings done mine in...