How can you tell if your alternator brushes are bad?
How can you tell if your alternator brushes are bad? by Stephen Benham. If you find your car battery is not charging or the battery warning light on your dashboard stays on once you've started your car, it's possible that your alternator brushes are bad. Alternator brushes last substantially longer than brushes on generators, as the brushes only need enough electricity to power the rotor. What's the best way to remove and replace an alternator? Follow these simple, step-by-step instructions for removing and installing an automobile alternator with common tools. Includes advice on the correct wiring as well as testing...