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Originally Posted by
b13sr20BB
Yeah no major auto chain will test the alternator for free like Autozone will. Most are in the $75 - $100 diagnostic fee range. My guess is they will test it on the car like you did initially and the problem may or may not surface.
Well you can't expect any auto chain to take it off to test it. But if you bring it in, they'll do a full bench test on their machines for free, not just Autozone.