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insignia radio stereo upgrade

  1. [Insignia] [08-17] insignia stereo upgrade. top display flashing

    Cavalier, Calibra, Vectra, Signum, Sintra & Insign
    so fitted a aftermarket stereo to replace my cd300. using a cthvx02 everything is working. all swc buttons. parking sensor. indicator. the only thing that isnt is the top display. its off then flashes white every couple of seconds any ideas? jason