In this video I show how you can perform an in depth testing procedure to determine the health of your alternator and charging system using a basic multimeter. Multimeter Used in Video: http://amzn.to/2bngr5q If you are having starting issues or are concerned about a parasitic draw (if you cars battery is drained when sitting overnight) please watch the following videos on how to diagnose a possible bad battery and also how to find a parasitic draw. How to Test a Car Battery: http://youtu.be/Km6MNRYeEEY How to Find a Parasitic Draw: http://youtu.be/eXX8TfzRAKk How to Replace an Alternator: http://youtu.be/VaquYn944aU If this video helped you out please don't forget to subscribe, give it a thumbs up or if you are feeling generous leaving a tip by clicking the " i " button on the top left corner of the screen. Thank you very much for your support! Due to factors beyond the control of Ratchetsand Wrenches, it cannot guarantee against unauthorized modifications of this information, or improper use of this information. Ratchetsand Wrenches assumes no liability for any property or personal damage that may arise from doing a repair on your vehicle after watching any of my repair video's. Due to factors beyond the control of Ratchetsand Wrenches, no information contained in this video shall create any express or implied warranty or guarantee of any particular result. Again Any injury, damage or loss that may result from improper use of tools, equipment, or the information contained in this video is the sole responsibility of the user and not Ratchetsand Wrenches.