See Why You Don't Hear Music Playing in Your GMC MultiPro Tailgate Audio System By Kicker
What happens when you go to turn on your GMC MultiPro Tailgate Audio, and you don't hear any sound? What kind of troubleshooting can you undertake to start hearing music again? Let's have a look at some of the steps that you can follow to get back to your music. Using the tailgate remote, you can control the volume and song selection.