Is It Better to Repair o r Replace a Failing Alternator?

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Is It Better to Repair o r Replace a Failing Alternator?

If the failure is due to a minor issue like a worn-out belt o r loose connections, a repair may be sufficient. However, if the alternator has burnt diodes, a failing voltage regulator, o r major internal damage, replacement is the best option.

Lubaba asked on 20 Feb 2025 12:27:27 pm

1 Answer

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Car Mechanic Expert - on 20 Feb 2025 12:31:25 pm

It depends on the extent of the alternator damage. If the failure is caused by a minor issue, such as a worn-out belt o r loose connections, a repair might be sufficient. However, if there is significant internal damage—such as burnt diodes, a failing voltage regulator, o r general wear and tear—it is usually more cost-effective to replace the alternator entirely to avoid further issues down the road.