Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner

key on

  1. AppRadio Won't Turn On

    Audio and Electronics
    I've been trying to troubleshoot this recent problem I've been having with my TB. My AppRadio won't turn on. Manually checked for power on the source power, have 12V there so that's good. I don't have power going to the key on wire however. I'm trying to troubleshoot but don't know how to tell...
Top