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You should make a distinction between these things happening when the engine is running vs when the ignition is on without the engine running. This might rule out the alternator.
Help! My dash lights flicker intermittently and power windows stop working. Could this be a ground problem?
Hey dboldt,
I certainly recognize how this intermittent concern may be frustrating! I see that you are seeking suggestions from the forum, however, feel free to send us a private message if you would like to visit your dealership for a diagnostic appointment. We would be happy to help facilitate that process. Please be sure to include your full contact information, current mileage, VIN, and preferred dealership in your message if you would like our assistance.