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  1. [Vectra C] [02-08] Headunit replaced but no power

    Cavalier, Calibra, Vectra, Signum, Sintra & Insign
    Hi guys I've just took out my standard cdti player out my vectra and tried to fit an aftermarket one with gps the plugs are the same so I just popped it in but there's no power. Put the standard unit back in to check if I'd blown anything and that still works am I missing something to my new...