I have a 07 GMC Seiarra Classic. The radio has some lights that come on or go off intermittently and the sound comes of and on on some of the speakers. I dont think it is a problem with the speakers ...
...2007 clssic body style GMC sierra crew cab and i am having problems with the radiop speakers going in and out also the chime on seat belt warning and overhed dome lights not coming on and coming on ...
...not working only one door works cant adj. fade or bal. Broken wire to speaker thanspeaker will not work. With the number of problems there with GMC Utes suggest you trade it in on a DODGE or ...
Question about 2008 Sierra 1500 Denali
...2007 GMC Sierra only plays sound out of the drivers door speaker. It has the Bose sound system. If the amp was bad would it still play out of a single speaker? I changed the amp and the same problem ...
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