A friend of mine had a Dodge Omni GLS, his alt wasn't working. turns out voltage regulation came from the engine cpu! he had to replace the computer. I don't know if G.M. does it this way, but it might be a lead. Ask the dealer.
Tom
You can do anything you want to......ONCE!
aka "my 66 coupe"
Tom
You can do anything you want to......ONCE!
aka "my 66 coupe"